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<!--XBRL Document Created with Wdesk from Workiva-->
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<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel"/>
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  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel"/>
  <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <link:label id="lab_ifrs-full_CostOfInventoriesRecognisedAsExpenseDuringPeriod_b0052b1b-45cf-45db-b304-8c2eeda19a9d_terseLabel_en-US" xlink:label="lab_ifrs-full_CostOfInventoriesRecognisedAsExpenseDuringPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Changes in raw materials and consumables, finished goods and work-in-progress recognized as cost of product and service revenues</link:label>
    <link:label id="lab_ifrs-full_CostOfInventoriesRecognisedAsExpenseDuringPeriod_label_en-US" xlink:label="lab_ifrs-full_CostOfInventoriesRecognisedAsExpenseDuringPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cost of inventories recognised as expense during period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CostOfInventoriesRecognisedAsExpenseDuringPeriod" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CostOfInventoriesRecognisedAsExpenseDuringPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CostOfInventoriesRecognisedAsExpenseDuringPeriod" xlink:to="lab_ifrs-full_CostOfInventoriesRecognisedAsExpenseDuringPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_WarrantyProvisionMember_0e334fa6-fff3-48f4-998d-4aac6812c437_terseLabel_en-US" xlink:label="lab_ifrs-full_WarrantyProvisionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Warranty provision</link:label>
    <link:label id="lab_ifrs-full_WarrantyProvisionMember_label_en-US" xlink:label="lab_ifrs-full_WarrantyProvisionMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Warranty provision [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_WarrantyProvisionMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_WarrantyProvisionMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_WarrantyProvisionMember" xlink:to="lab_ifrs-full_WarrantyProvisionMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfOtherProvisionsExplanatory_4c32e952-c2fc-45b3-8f94-0175e7aad1a8_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfOtherProvisionsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of other provisions</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfOtherProvisionsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfOtherProvisionsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of other provisions [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfOtherProvisionsExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfOtherProvisionsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfOtherProvisionsExplanatory" xlink:to="lab_ifrs-full_DisclosureOfOtherProvisionsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems_5e45e4b0-9021-40d7-8767-91e8e290b841_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about property, plant and equipment [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about property, plant and equipment [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems" xlink:to="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_CostOfSalesDiscontinuedOperations_d030778a-3b94-492e-a9f5-1bb6e05f0af4_terseLabel_en-US" xlink:label="lab_bldp_CostOfSalesDiscontinuedOperations" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cost of product and service revenues</link:label>
    <link:label id="lab_bldp_CostOfSalesDiscontinuedOperations_label_en-US" xlink:label="lab_bldp_CostOfSalesDiscontinuedOperations" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cost of Sales, Discontinued Operations</link:label>
    <link:label id="lab_bldp_CostOfSalesDiscontinuedOperations_documentation_en-US" xlink:label="lab_bldp_CostOfSalesDiscontinuedOperations" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cost of Sales, Discontinued Operations</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_CostOfSalesDiscontinuedOperations" xlink:href="bldp-20211231.xsd#bldp_CostOfSalesDiscontinuedOperations"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_CostOfSalesDiscontinuedOperations" xlink:to="lab_bldp_CostOfSalesDiscontinuedOperations" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_SecurityExchangeName_b31a7ad2-2409-4237-8649-ec63ecf72e98_terseLabel_en-US" xlink:label="lab_dei_SecurityExchangeName" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Security Exchange Name</link:label>
    <link:label id="lab_dei_SecurityExchangeName_label_en-US" xlink:label="lab_dei_SecurityExchangeName" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Security Exchange Name</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_SecurityExchangeName"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_SecurityExchangeName" xlink:to="lab_dei_SecurityExchangeName" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfAdditionalInformationAboutLeasingActivitiesForLesseeExplanatory_0c3b1a12-196f-4b24-8d13-f80df85150ff_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfAdditionalInformationAboutLeasingActivitiesForLesseeExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of lease liabilities</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfAdditionalInformationAboutLeasingActivitiesForLesseeExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfAdditionalInformationAboutLeasingActivitiesForLesseeExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of additional information about leasing activities for lessee [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAdditionalInformationAboutLeasingActivitiesForLesseeExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfAdditionalInformationAboutLeasingActivitiesForLesseeExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfAdditionalInformationAboutLeasingActivitiesForLesseeExplanatory" xlink:to="lab_ifrs-full_DisclosureOfAdditionalInformationAboutLeasingActivitiesForLesseeExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_Goodwill_80ac1892-6f6b-482d-a06a-a805ab66ba20_terseLabel_en-US" xlink:label="lab_ifrs-full_Goodwill" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Goodwill</link:label>
    <link:label id="lab_ifrs-full_Goodwill_label_en-US" xlink:label="lab_ifrs-full_Goodwill" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Goodwill</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Goodwill" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_Goodwill"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_Goodwill" xlink:to="lab_ifrs-full_Goodwill" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashOutflowForLeases_bfcb51f2-6a67-4126-b15e-7cc929322548_terseLabel_en-US" xlink:label="lab_ifrs-full_CashOutflowForLeases" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash outflow for leases</link:label>
    <link:label id="lab_ifrs-full_CashOutflowForLeases_label_en-US" xlink:label="lab_ifrs-full_CashOutflowForLeases" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash outflow for leases</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashOutflowForLeases" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CashOutflowForLeases"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashOutflowForLeases" xlink:to="lab_ifrs-full_CashOutflowForLeases" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityAddressCountry_3e7cd51a-4550-4fa6-8b34-9e19a2105c96_terseLabel_en-US" xlink:label="lab_dei_EntityAddressCountry" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, Country</link:label>
    <link:label id="lab_dei_EntityAddressCountry_label_en-US" xlink:label="lab_dei_EntityAddressCountry" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, Country</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCountry" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressCountry"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressCountry" xlink:to="lab_dei_EntityAddressCountry" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_GovernmentLevies_a0755880-1c50-40e4-9613-a7250cf9c821_negatedTerseLabel_en-US" xlink:label="lab_bldp_GovernmentLevies" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Government levies</link:label>
    <link:label id="lab_bldp_GovernmentLevies_label_en-US" xlink:label="lab_bldp_GovernmentLevies" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Government levies</link:label>
    <link:label id="lab_bldp_GovernmentLevies_documentation_en-US" xlink:label="lab_bldp_GovernmentLevies" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Government levies</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_GovernmentLevies" xlink:href="bldp-20211231.xsd#bldp_GovernmentLevies"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_GovernmentLevies" xlink:to="lab_bldp_GovernmentLevies" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_MaturityAxis_ede2b8d1-ffbe-4da4-8035-a112ec90fcfb_terseLabel_en-US" xlink:label="lab_ifrs-full_MaturityAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Maturity [axis]</link:label>
    <link:label id="lab_ifrs-full_MaturityAxis_label_en-US" xlink:label="lab_ifrs-full_MaturityAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Maturity [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_MaturityAxis" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_MaturityAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_MaturityAxis" xlink:to="lab_ifrs-full_MaturityAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForLeasesExplanatory_5af8e65c-7b0b-4f9b-b046-981ba2b7247b_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForLeasesExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Leases</link:label>
    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForLeasesExplanatory_label_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForLeasesExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Description of accounting policy for leases [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForLeasesExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForLeasesExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DescriptionOfAccountingPolicyForLeasesExplanatory" xlink:to="lab_ifrs-full_DescriptionOfAccountingPolicyForLeasesExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_b5e12194-23a7-483a-beb2-0c03a42aa6f6_terseLabel_en-US" xlink:label="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investment, Name [Axis]</link:label>
    <link:label id="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_label_en-US" xlink:label="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investment, Name [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:to="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ExercisePriceRangeFourMember_e28e2bc8-6245-4b78-9a85-9e1e23532c0c_terseLabel_en-US" xlink:label="lab_bldp_ExercisePriceRangeFourMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">$3.21 - $4.71</link:label>
    <link:label id="lab_bldp_ExercisePriceRangeFourMember_label_en-US" xlink:label="lab_bldp_ExercisePriceRangeFourMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Exercise Price Range Four [Member]</link:label>
    <link:label id="lab_bldp_ExercisePriceRangeFourMember_documentation_en-US" xlink:label="lab_bldp_ExercisePriceRangeFourMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Exercise Price Range Four [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ExercisePriceRangeFourMember" xlink:href="bldp-20211231.xsd#bldp_ExercisePriceRangeFourMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_ExercisePriceRangeFourMember" xlink:to="lab_bldp_ExercisePriceRangeFourMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughCumulativeCatchupAdjustmentsToRevenueContractLiabilities_e01ebd07-8fd7-4745-9874-72f5ba2b3ce7_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughCumulativeCatchupAdjustmentsToRevenueContractLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additions to deferred revenue</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughCumulativeCatchupAdjustmentsToRevenueContractLiabilities_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughCumulativeCatchupAdjustmentsToRevenueContractLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (decrease) through cumulative catch-up adjustments to revenue, contract liabilities</link:label>
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    <link:label id="lab_bldp_OtherMovementsNetDefinedBenefitLiabilityAssetAbstract_8ac12cf6-b4a2-478c-b938-10b3cbfe4b0f_terseLabel_en-US" xlink:label="lab_bldp_OtherMovementsNetDefinedBenefitLiabilityAssetAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other</link:label>
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    <link:label id="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities_789ee1d6-b20b-4069-ab37-c32b71950066_terseLabel_en-US" xlink:label="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Employee future benefits</link:label>
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    <link:label id="lab_ifrs-full_LeaseholdImprovementsMember_4589ce5e-3fdd-4fe2-9370-c6b92273b8ee_terseLabel_en-US" xlink:label="lab_ifrs-full_LeaseholdImprovementsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Leasehold improvements</link:label>
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    <link:label id="lab_ifrs-full_ClassesOfShareCapitalMember_0336e5aa-821f-45e6-ae4d-717cb3357e7b_terseLabel_en-US" xlink:label="lab_ifrs-full_ClassesOfShareCapitalMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share capital</link:label>
    <link:label id="lab_ifrs-full_ClassesOfShareCapitalMember_label_en-US" xlink:label="lab_ifrs-full_ClassesOfShareCapitalMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share capital [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ClassesOfShareCapitalMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ClassesOfShareCapitalMember"/>
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    <link:label id="lab_ifrs-full_ProfitLossOfCombinedEntity_1a7e0fe5-f662-4f6b-9b84-bfce8b8cc9cc_terseLabel_en-US" xlink:label="lab_ifrs-full_ProfitLossOfCombinedEntity" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net loss</link:label>
    <link:label id="lab_ifrs-full_ProfitLossOfCombinedEntity_label_en-US" xlink:label="lab_ifrs-full_ProfitLossOfCombinedEntity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Profit (loss) of combined entity as if combination occurred at beginning of period</link:label>
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    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForEarningsPerShareExplanatory_a9f321bb-3bba-4297-b621-92353d0cc4eb_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForEarningsPerShareExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Earnings (loss) per share</link:label>
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    <link:label id="lab_ifrs-full_IssuedCapital_a21c7656-3ce1-461c-a0fd-146ce6c1807e_terseLabel_en-US" xlink:label="lab_ifrs-full_IssuedCapital" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share capital</link:label>
    <link:label id="lab_ifrs-full_IssuedCapital_label_en-US" xlink:label="lab_ifrs-full_IssuedCapital" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Issued capital</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IssuedCapital" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_IssuedCapital"/>
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    <link:label id="lab_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents_c64ac48b-795e-47a9-bba8-9abd56871c19_terseLabel_en-US" xlink:label="lab_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effect of exchange rate fluctuations on cash and cash equivalents held</link:label>
    <link:label id="lab_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents_label_en-US" xlink:label="lab_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effect of exchange rate changes on cash and cash equivalents</link:label>
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    <link:label id="lab_bldp_NetChangeInShortTermInvestments_d222cb41-2dd7-45db-9295-048bcf873ee5_terseLabel_en-US" xlink:label="lab_bldp_NetChangeInShortTermInvestments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net change in short-term investments</link:label>
    <link:label id="lab_bldp_NetChangeInShortTermInvestments_label_en-US" xlink:label="lab_bldp_NetChangeInShortTermInvestments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Change in Short-term Investments</link:label>
    <link:label id="lab_bldp_NetChangeInShortTermInvestments_documentation_en-US" xlink:label="lab_bldp_NetChangeInShortTermInvestments" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Change in Short-term Investments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_NetChangeInShortTermInvestments" xlink:href="bldp-20211231.xsd#bldp_NetChangeInShortTermInvestments"/>
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    <link:label id="lab_ifrs-full_CurrentLiabilities_ffef65e9-e855-4084-b291-3d62232a2f01_totalLabel_en-US" xlink:label="lab_ifrs-full_CurrentLiabilities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total current liabilities</link:label>
    <link:label id="lab_ifrs-full_CurrentLiabilities_48b52a74-52d9-4432-87a2-25c6f199ab00_negatedLabel_en-US" xlink:label="lab_ifrs-full_CurrentLiabilities" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current liabilities</link:label>
    <link:label id="lab_ifrs-full_CurrentLiabilities_label_en-US" xlink:label="lab_ifrs-full_CurrentLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentLiabilities" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CurrentLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentLiabilities" xlink:to="lab_ifrs-full_CurrentLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_LocalPhoneNumber_05a5c4da-a05f-4781-895a-cd62dc8ba7c9_terseLabel_en-US" xlink:label="lab_dei_LocalPhoneNumber" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Local Phone Number</link:label>
    <link:label id="lab_dei_LocalPhoneNumber_label_en-US" xlink:label="lab_dei_LocalPhoneNumber" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Local Phone Number</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_LocalPhoneNumber"/>
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    <link:label id="lab_ifrs-full_ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract_ec60d4bc-4fe7-47e9-aa95-c349a3041adc_terseLabel_en-US" xlink:label="lab_ifrs-full_ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Reconciliation of changes in property, plant and equipment [abstract]</link:label>
    <link:label id="lab_ifrs-full_ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract_label_en-US" xlink:label="lab_ifrs-full_ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Reconciliation of changes in property, plant and equipment [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract"/>
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    <link:label id="lab_ifrs-full_TimingOfTransferOfGoodsOrServicesAxis_5e6abd3a-3465-420c-9a2a-768eba28de93_terseLabel_en-US" xlink:label="lab_ifrs-full_TimingOfTransferOfGoodsOrServicesAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Timing of transfer of goods or services [axis]</link:label>
    <link:label id="lab_ifrs-full_TimingOfTransferOfGoodsOrServicesAxis_label_en-US" xlink:label="lab_ifrs-full_TimingOfTransferOfGoodsOrServicesAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Timing of transfer of goods or services [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TimingOfTransferOfGoodsOrServicesAxis" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_TimingOfTransferOfGoodsOrServicesAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TimingOfTransferOfGoodsOrServicesAxis" xlink:to="lab_ifrs-full_TimingOfTransferOfGoodsOrServicesAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherExpenseByNature_baaf139a-af00-4233-904f-03c5d8d51dd0_terseLabel_en-US" xlink:label="lab_ifrs-full_OtherExpenseByNature" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other expense</link:label>
    <link:label id="lab_ifrs-full_OtherExpenseByNature_label_en-US" xlink:label="lab_ifrs-full_OtherExpenseByNature" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other expenses, by nature</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherExpenseByNature" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_OtherExpenseByNature"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherExpenseByNature" xlink:to="lab_ifrs-full_OtherExpenseByNature" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_DisclosureOfMajorComponentsOfTaxExpenseIncomeTableTextBlock_7c2df7a4-3121-457f-a1fd-1167dc6674c7_terseLabel_en-US" xlink:label="lab_bldp_DisclosureOfMajorComponentsOfTaxExpenseIncomeTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of major components of tax expense (income)</link:label>
    <link:label id="lab_bldp_DisclosureOfMajorComponentsOfTaxExpenseIncomeTableTextBlock_label_en-US" xlink:label="lab_bldp_DisclosureOfMajorComponentsOfTaxExpenseIncomeTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure Of Major Components Of Tax Expense (Income) [Table Text Block]</link:label>
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    <link:label id="lab_bldp_SaleOfStockPricePerShare1_fc1db3bc-7f9d-4fc8-9ae5-8993d277b4d8_terseLabel_en-US" xlink:label="lab_bldp_SaleOfStockPricePerShare1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Price per share (usd per share)</link:label>
    <link:label id="lab_bldp_SaleOfStockPricePerShare1_0592b6c6-158a-4043-9ab9-3f648126c42e_verboseLabel_en-US" xlink:label="lab_bldp_SaleOfStockPricePerShare1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Average Share Price (usd per share)</link:label>
    <link:label id="lab_bldp_SaleOfStockPricePerShare1_label_en-US" xlink:label="lab_bldp_SaleOfStockPricePerShare1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Sale Of Stock, Price Per Share1</link:label>
    <link:label id="lab_bldp_SaleOfStockPricePerShare1_documentation_en-US" xlink:label="lab_bldp_SaleOfStockPricePerShare1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Sale Of Stock, Price Per Share1</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_SaleOfStockPricePerShare1" xlink:href="bldp-20211231.xsd#bldp_SaleOfStockPricePerShare1"/>
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    <link:label id="lab_bldp_AdministrativeExpensesNetDefinedBenefitLiabilityAsset_3b6bc36d-3d2e-4ff6-9938-cbeece810aab_terseLabel_en-US" xlink:label="lab_bldp_AdministrativeExpensesNetDefinedBenefitLiabilityAsset" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Plan expenses</link:label>
    <link:label id="lab_bldp_AdministrativeExpensesNetDefinedBenefitLiabilityAsset_label_en-US" xlink:label="lab_bldp_AdministrativeExpensesNetDefinedBenefitLiabilityAsset" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Administrative Expenses, Net Defined Benefit Liability (Asset)</link:label>
    <link:label id="lab_bldp_AdministrativeExpensesNetDefinedBenefitLiabilityAsset_documentation_en-US" xlink:label="lab_bldp_AdministrativeExpensesNetDefinedBenefitLiabilityAsset" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Administrative Expenses, Net Defined Benefit Liability (Asset)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_AdministrativeExpensesNetDefinedBenefitLiabilityAsset" xlink:href="bldp-20211231.xsd#bldp_AdministrativeExpensesNetDefinedBenefitLiabilityAsset"/>
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    <link:label id="lab_bldp_NumberOfCapitalContributionsMade_8772aa1e-4a04-45cb-b555-061eb137faf5_terseLabel_en-US" xlink:label="lab_bldp_NumberOfCapitalContributionsMade" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of capital contributions made</link:label>
    <link:label id="lab_bldp_NumberOfCapitalContributionsMade_label_en-US" xlink:label="lab_bldp_NumberOfCapitalContributionsMade" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number Of Capital Contributions Made</link:label>
    <link:label id="lab_bldp_NumberOfCapitalContributionsMade_documentation_en-US" xlink:label="lab_bldp_NumberOfCapitalContributionsMade" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number Of Capital Contributions Made</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_NumberOfCapitalContributionsMade" xlink:href="bldp-20211231.xsd#bldp_NumberOfCapitalContributionsMade"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_NumberOfCapitalContributionsMade" xlink:to="lab_bldp_NumberOfCapitalContributionsMade" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ScientificResearchExpendituresMember_3750e026-f8d0-45e8-a1f9-b7fd03360a71_terseLabel_en-US" xlink:label="lab_bldp_ScientificResearchExpendituresMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Scientific research expenditures</link:label>
    <link:label id="lab_bldp_ScientificResearchExpendituresMember_label_en-US" xlink:label="lab_bldp_ScientificResearchExpendituresMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Scientific Research Expenditures [Member]</link:label>
    <link:label id="lab_bldp_ScientificResearchExpendituresMember_documentation_en-US" xlink:label="lab_bldp_ScientificResearchExpendituresMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Scientific Research Expenditures [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ScientificResearchExpendituresMember" xlink:href="bldp-20211231.xsd#bldp_ScientificResearchExpendituresMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_ScientificResearchExpendituresMember" xlink:to="lab_bldp_ScientificResearchExpendituresMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsLineItems_2921b515-162c-4112-a949-6488c384f974_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of quantitative information about right-of-use assets [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of quantitative information about right-of-use assets [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsLineItems" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsLineItems" xlink:to="lab_ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_EmployeeBenefitsAbstract_44e94a23-e6db-4fe8-8d06-65cba6a4529e_terseLabel_en-US" xlink:label="lab_bldp_EmployeeBenefitsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Employee Benefits [Abstract]</link:label>
    <link:label id="lab_bldp_EmployeeBenefitsAbstract_label_en-US" xlink:label="lab_bldp_EmployeeBenefitsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Employee Benefits [Abstract]</link:label>
    <link:label id="lab_bldp_EmployeeBenefitsAbstract_documentation_en-US" xlink:label="lab_bldp_EmployeeBenefitsAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Employee Benefits [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_EmployeeBenefitsAbstract" xlink:href="bldp-20211231.xsd#bldp_EmployeeBenefitsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_EmployeeBenefitsAbstract" xlink:to="lab_bldp_EmployeeBenefitsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NoncurrentAssetsOtherThanFinancialInstrumentsDeferredTaxAssetsPostemploymentBenefitAssetsAndRightsArisingUnderInsuranceContracts_600bce06-0a3c-4446-a1dd-d2af770c832d_terseLabel_en-US" xlink:label="lab_ifrs-full_NoncurrentAssetsOtherThanFinancialInstrumentsDeferredTaxAssetsPostemploymentBenefitAssetsAndRightsArisingUnderInsuranceContracts" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Non-current assets</link:label>
    <link:label id="lab_ifrs-full_NoncurrentAssetsOtherThanFinancialInstrumentsDeferredTaxAssetsPostemploymentBenefitAssetsAndRightsArisingUnderInsuranceContracts_label_en-US" xlink:label="lab_ifrs-full_NoncurrentAssetsOtherThanFinancialInstrumentsDeferredTaxAssetsPostemploymentBenefitAssetsAndRightsArisingUnderInsuranceContracts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Non-current assets other than financial instruments, deferred tax assets, post-employment benefit assets, and rights arising under insurance contracts</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentAssetsOtherThanFinancialInstrumentsDeferredTaxAssetsPostemploymentBenefitAssetsAndRightsArisingUnderInsuranceContracts" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_NoncurrentAssetsOtherThanFinancialInstrumentsDeferredTaxAssetsPostemploymentBenefitAssetsAndRightsArisingUnderInsuranceContracts"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NoncurrentAssetsOtherThanFinancialInstrumentsDeferredTaxAssetsPostemploymentBenefitAssetsAndRightsArisingUnderInsuranceContracts" xlink:to="lab_ifrs-full_NoncurrentAssetsOtherThanFinancialInstrumentsDeferredTaxAssetsPostemploymentBenefitAssetsAndRightsArisingUnderInsuranceContracts" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NewIFRSsMember_a684b059-8214-4375-ad3c-d95fcffd3021_terseLabel_en-US" xlink:label="lab_ifrs-full_NewIFRSsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">New IFRSs</link:label>
    <link:label id="lab_ifrs-full_NewIFRSsMember_label_en-US" xlink:label="lab_ifrs-full_NewIFRSsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">New IFRSs [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NewIFRSsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_NewIFRSsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NewIFRSsMember" xlink:to="lab_ifrs-full_NewIFRSsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_SignificantInvestmentsInAssociatesAxis_04f4b6b6-efce-4590-a741-70457f8df71c_terseLabel_en-US" xlink:label="lab_ifrs-full_SignificantInvestmentsInAssociatesAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Associates [axis]</link:label>
    <link:label id="lab_ifrs-full_SignificantInvestmentsInAssociatesAxis_label_en-US" xlink:label="lab_ifrs-full_SignificantInvestmentsInAssociatesAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Associates [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SignificantInvestmentsInAssociatesAxis" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_SignificantInvestmentsInAssociatesAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_SignificantInvestmentsInAssociatesAxis" xlink:to="lab_ifrs-full_SignificantInvestmentsInAssociatesAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ServiceInventories_7d43606c-5ebd-46a7-9304-03a5dad96e0f_terseLabel_en-US" xlink:label="lab_bldp_ServiceInventories" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Service inventory</link:label>
    <link:label id="lab_bldp_ServiceInventories_label_en-US" xlink:label="lab_bldp_ServiceInventories" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Service Inventories</link:label>
    <link:label id="lab_bldp_ServiceInventories_documentation_en-US" xlink:label="lab_bldp_ServiceInventories" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Service Inventories</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ServiceInventories" xlink:href="bldp-20211231.xsd#bldp_ServiceInventories"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_ServiceInventories" xlink:to="lab_bldp_ServiceInventories" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment_bc30486f-b112-4ace-8463-89f001eb33a2_terseLabel_en-US" xlink:label="lab_ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based compensation (note 21)</link:label>
    <link:label id="lab_ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment_label_en-US" xlink:label="lab_ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Key management personnel compensation, share-based payment</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" xlink:to="lab_ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" xlink:type="arc" order="1"/>
    <link:label id="lab_country_CN_c4e6892d-ae74-4844-914b-72d97c7bd019_terseLabel_en-US" xlink:label="lab_country_CN" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">China</link:label>
    <link:label id="lab_country_CN_label_en-US" xlink:label="lab_country_CN" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">CHINA</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_country_CN" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_CN"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_CN" xlink:to="lab_country_CN" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EquityInvestmentsMember_c1f29ddf-0009-4f64-a8d6-6ee1fe4f0a98_terseLabel_en-US" xlink:label="lab_ifrs-full_EquityInvestmentsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity investments</link:label>
    <link:label id="lab_ifrs-full_EquityInvestmentsMember_label_en-US" xlink:label="lab_ifrs-full_EquityInvestmentsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity investments [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityInvestmentsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_EquityInvestmentsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EquityInvestmentsMember" xlink:to="lab_ifrs-full_EquityInvestmentsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GoodsOrServicesTransferredAtPointInTimeMember_e2316ea6-4a6a-45e2-9a9c-6550cf6ba0a3_terseLabel_en-US" xlink:label="lab_ifrs-full_GoodsOrServicesTransferredAtPointInTimeMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Products transferred at a point in time</link:label>
    <link:label id="lab_ifrs-full_GoodsOrServicesTransferredAtPointInTimeMember_label_en-US" xlink:label="lab_ifrs-full_GoodsOrServicesTransferredAtPointInTimeMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Goods or services transferred at point in time [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GoodsOrServicesTransferredAtPointInTimeMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_GoodsOrServicesTransferredAtPointInTimeMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GoodsOrServicesTransferredAtPointInTimeMember" xlink:to="lab_ifrs-full_GoodsOrServicesTransferredAtPointInTimeMember" xlink:type="arc" order="1"/>
    <link:label id="lab_country_DE_8b8e8b5c-743d-4309-8e47-8c480f721b94_terseLabel_en-US" xlink:label="lab_country_DE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Germany</link:label>
    <link:label id="lab_country_DE_label_en-US" xlink:label="lab_country_DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">GERMANY</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_country_DE" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_DE"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_DE" xlink:to="lab_country_DE" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets_0d99692b-01ee-429e-9016-216aa9775b29_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Impairment loss allowance</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (decrease) in allowance account for credit losses of financial assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets" xlink:to="lab_ifrs-full_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_country_DK_163f6587-2018-469c-8977-32cbfe0a63c1_terseLabel_en-US" xlink:label="lab_country_DK" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Denmark</link:label>
    <link:label id="lab_country_DK_label_en-US" xlink:label="lab_country_DK" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">DENMARK</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_country_DK" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_DK"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_DK" xlink:to="lab_country_DK" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDate_4be4a32b-df02-4e39-807c-b7735a7892b7_terseLabel_en-US" xlink:label="lab_ifrs-full_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intangible assets</link:label>
    <link:label id="lab_ifrs-full_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDate_dea459cc-9cf3-42ec-8a62-0f001ac11ab5_totalLabel_en-US" xlink:label="lab_ifrs-full_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Identifiable intangible assets recognised as of acquisition date</link:label>
    <link:label id="lab_ifrs-full_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Identifiable intangible assets recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdditionalInformationAboutSharebasedPaymentArrangements_dbd5ee05-873b-4c88-998e-80f8fe85fa25_terseLabel_en-US" xlink:label="lab_ifrs-full_AdditionalInformationAboutSharebasedPaymentArrangements" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of share-based compensation</link:label>
    <link:label id="lab_ifrs-full_AdditionalInformationAboutSharebasedPaymentArrangements_label_en-US" xlink:label="lab_ifrs-full_AdditionalInformationAboutSharebasedPaymentArrangements" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additional information about share-based payment arrangements [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdditionalInformationAboutSharebasedPaymentArrangements" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_AdditionalInformationAboutSharebasedPaymentArrangements"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdditionalInformationAboutSharebasedPaymentArrangements" xlink:to="lab_ifrs-full_AdditionalInformationAboutSharebasedPaymentArrangements" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsTable_172e56ce-a0d9-4db3-b9b3-e7723bb9bd76_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of range of exercise prices of outstanding share options [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of range of exercise prices of outstanding share options [table]</link:label>
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    <link:label id="lab_country_BE_53291872-3a2b-45fa-b79e-442dc3ea51e6_terseLabel_en-US" xlink:label="lab_country_BE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Belgium</link:label>
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    <link:label id="lab_bldp_TaxEffectOfNonDeductibleExpensesOrNonTaxableIncome_10504f94-53a2-4ac0-a665-de3421f3b2fd_negatedTerseLabel_en-US" xlink:label="lab_bldp_TaxEffectOfNonDeductibleExpensesOrNonTaxableIncome" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Non-deductible expenses (non-taxable income)</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentProvisions" xlink:to="lab_ifrs-full_CurrentProvisions" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_CashAndCashEquivalents1Member_77bb8581-5c17-42bc-9c3a-0d82f94eabb4_terseLabel_en-US" xlink:label="lab_bldp_CashAndCashEquivalents1Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash and cash equivalents</link:label>
    <link:label id="lab_bldp_CashAndCashEquivalents1Member_label_en-US" xlink:label="lab_bldp_CashAndCashEquivalents1Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash And Cash Equivalents 1 [Member]</link:label>
    <link:label id="lab_bldp_CashAndCashEquivalents1Member_documentation_en-US" xlink:label="lab_bldp_CashAndCashEquivalents1Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash And Cash Equivalents [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_CashAndCashEquivalents1Member" xlink:href="bldp-20211231.xsd#bldp_CashAndCashEquivalents1Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_CashAndCashEquivalents1Member" xlink:to="lab_bldp_CashAndCashEquivalents1Member" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwillPeriod_898f636b-abe3-4650-9ddb-a4eb11cd4253_verboseLabel_en-US" xlink:label="lab_bldp_UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwillPeriod" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intangibles, useful life (in years)</link:label>
    <link:label id="lab_bldp_UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwillPeriod_2f74a324-0d50-4fa8-a551-c362f1226cf5_terseLabel_en-US" xlink:label="lab_bldp_UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwillPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Estimated Useful Life</link:label>
    <link:label id="lab_bldp_UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwillPeriod_label_en-US" xlink:label="lab_bldp_UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwillPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Useful Lives Or Amortisation Rates, Intangible Assets Other Than Goodwill, Period</link:label>
    <link:label id="lab_bldp_UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwillPeriod_documentation_en-US" xlink:label="lab_bldp_UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwillPeriod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Useful Lives Or Amortisation Rates, Intangible Assets Other Than Goodwill, Period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwillPeriod" xlink:href="bldp-20211231.xsd#bldp_UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwillPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwillPeriod" xlink:to="lab_bldp_UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwillPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_BackUpPowerMember_f17c53dc-2eb5-4b41-85b0-ab8fb1fc4319_terseLabel_en-US" xlink:label="lab_bldp_BackUpPowerMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Back Up Power</link:label>
    <link:label id="lab_bldp_BackUpPowerMember_label_en-US" xlink:label="lab_bldp_BackUpPowerMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Back Up Power [Member]</link:label>
    <link:label id="lab_bldp_BackUpPowerMember_documentation_en-US" xlink:label="lab_bldp_BackUpPowerMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Back Up Power [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_BackUpPowerMember" xlink:href="bldp-20211231.xsd#bldp_BackUpPowerMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_BackUpPowerMember" xlink:to="lab_bldp_BackUpPowerMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProvisionForDecommissioningRestorationAndRehabilitationCostsMember_c587b8e4-d24a-4657-bc16-620625c7022d_terseLabel_en-US" xlink:label="lab_ifrs-full_ProvisionForDecommissioningRestorationAndRehabilitationCostsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other current liabilities</link:label>
    <link:label id="lab_ifrs-full_ProvisionForDecommissioningRestorationAndRehabilitationCostsMember_e56f6c7d-45d6-4194-b932-4eae1fda10dd_verboseLabel_en-US" xlink:label="lab_ifrs-full_ProvisionForDecommissioningRestorationAndRehabilitationCostsMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Decommissioning liabilities</link:label>
    <link:label id="lab_ifrs-full_ProvisionForDecommissioningRestorationAndRehabilitationCostsMember_label_en-US" xlink:label="lab_ifrs-full_ProvisionForDecommissioningRestorationAndRehabilitationCostsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Provision for decommissioning, restoration and rehabilitation costs [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProvisionForDecommissioningRestorationAndRehabilitationCostsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ProvisionForDecommissioningRestorationAndRehabilitationCostsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProvisionForDecommissioningRestorationAndRehabilitationCostsMember" xlink:to="lab_ifrs-full_ProvisionForDecommissioningRestorationAndRehabilitationCostsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_KeyManagementPersonnelCompensation_614d92f5-e9be-44ce-8bbe-aa2745a8567e_totalLabel_en-US" xlink:label="lab_ifrs-full_KeyManagementPersonnelCompensation" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Key management personnel compensation</link:label>
    <link:label id="lab_ifrs-full_KeyManagementPersonnelCompensation_label_en-US" xlink:label="lab_ifrs-full_KeyManagementPersonnelCompensation" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Key management personnel compensation</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_KeyManagementPersonnelCompensation" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_KeyManagementPersonnelCompensation"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_KeyManagementPersonnelCompensation" xlink:to="lab_ifrs-full_KeyManagementPersonnelCompensation" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019_37e6b298-30a1-4e8b-a6a6-f7abb07662fe_terseLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted average remaining contractual life</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019_label_en-US" xlink:label="lab_ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted average remaining contractual life of outstanding share options</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019" xlink:to="lab_ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EmployeeBenefitsExpense_341997a6-01a2-448b-861a-eb576b132da6_totalLabel_en-US" xlink:label="lab_ifrs-full_EmployeeBenefitsExpense" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Personnel expenses</link:label>
    <link:label id="lab_ifrs-full_EmployeeBenefitsExpense_label_en-US" xlink:label="lab_ifrs-full_EmployeeBenefitsExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Employee benefits expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EmployeeBenefitsExpense" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_EmployeeBenefitsExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EmployeeBenefitsExpense" xlink:to="lab_ifrs-full_EmployeeBenefitsExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ImpairmentLossRecognisedInProfitOrLossTradeReceivables_cfd6a3f7-b744-4bfd-b60c-084c9b40eebb_terseLabel_en-US" xlink:label="lab_ifrs-full_ImpairmentLossRecognisedInProfitOrLossTradeReceivables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Impairment loss on trade receivables</link:label>
    <link:label id="lab_ifrs-full_ImpairmentLossRecognisedInProfitOrLossTradeReceivables_label_en-US" xlink:label="lab_ifrs-full_ImpairmentLossRecognisedInProfitOrLossTradeReceivables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Impairment loss recognised in profit or loss, trade receivables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ImpairmentLossRecognisedInProfitOrLossTradeReceivables" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ImpairmentLossRecognisedInProfitOrLossTradeReceivables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ImpairmentLossRecognisedInProfitOrLossTradeReceivables" xlink:to="lab_ifrs-full_ImpairmentLossRecognisedInProfitOrLossTradeReceivables" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable_a489397e-aa3c-4036-b209-1e9787a4a5a4_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of temporary difference, unused tax losses and unused tax credits [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of temporary difference, unused tax losses and unused tax credits [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable" xlink:to="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_InvestmentContributionsDomain_78f18c50-0ca1-4ef8-94d2-925e80ac6f08_terseLabel_en-US" xlink:label="lab_bldp_InvestmentContributionsDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investment Contributions [Domain]</link:label>
    <link:label id="lab_bldp_InvestmentContributionsDomain_label_en-US" xlink:label="lab_bldp_InvestmentContributionsDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investment Contributions [Domain]</link:label>
    <link:label id="lab_bldp_InvestmentContributionsDomain_documentation_en-US" xlink:label="lab_bldp_InvestmentContributionsDomain" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investment Contributions [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_InvestmentContributionsDomain" xlink:href="bldp-20211231.xsd#bldp_InvestmentContributionsDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_InvestmentContributionsDomain" xlink:to="lab_bldp_InvestmentContributionsDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityInteractiveDataCurrent_531a692b-268f-4e34-8df8-320b6b828afa_terseLabel_en-US" xlink:label="lab_dei_EntityInteractiveDataCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Interactive Data Current</link:label>
    <link:label id="lab_dei_EntityInteractiveDataCurrent_label_en-US" xlink:label="lab_dei_EntityInteractiveDataCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Interactive Data Current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInteractiveDataCurrent" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityInteractiveDataCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityInteractiveDataCurrent" xlink:to="lab_dei_EntityInteractiveDataCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProportionOfOwnershipInterestInSubsidiary_edebf677-ff76-4dfa-b7cf-e69727becfe5_terseLabel_en-US" xlink:label="lab_ifrs-full_ProportionOfOwnershipInterestInSubsidiary" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Proportion of ownership interest in subsidiary</link:label>
    <link:label id="lab_ifrs-full_ProportionOfOwnershipInterestInSubsidiary_label_en-US" xlink:label="lab_ifrs-full_ProportionOfOwnershipInterestInSubsidiary" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Proportion of ownership interest in subsidiary</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProportionOfOwnershipInterestInSubsidiary" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ProportionOfOwnershipInterestInSubsidiary"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProportionOfOwnershipInterestInSubsidiary" xlink:to="lab_ifrs-full_ProportionOfOwnershipInterestInSubsidiary" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_DiscontinuedOperationsAbstract_05a5a26f-5958-4a21-886a-b387ae8b3c1d_terseLabel_en-US" xlink:label="lab_bldp_DiscontinuedOperationsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Discontinued Operations [Abstract]</link:label>
    <link:label id="lab_bldp_DiscontinuedOperationsAbstract_label_en-US" xlink:label="lab_bldp_DiscontinuedOperationsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Discontinued Operations [Abstract]</link:label>
    <link:label id="lab_bldp_DiscontinuedOperationsAbstract_documentation_en-US" xlink:label="lab_bldp_DiscontinuedOperationsAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Discontinued Operations [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_DiscontinuedOperationsAbstract" xlink:href="bldp-20211231.xsd#bldp_DiscontinuedOperationsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_DiscontinuedOperationsAbstract" xlink:to="lab_bldp_DiscontinuedOperationsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IssueOfEquity_4034a227-e10b-4ab7-97d0-46bf55fb5b77_terseLabel_en-US" xlink:label="lab_ifrs-full_IssueOfEquity" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity offerings (note 21)</link:label>
    <link:label id="lab_ifrs-full_IssueOfEquity_label_en-US" xlink:label="lab_ifrs-full_IssueOfEquity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Issue of equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IssueOfEquity" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_IssueOfEquity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IssueOfEquity" xlink:to="lab_ifrs-full_IssueOfEquity" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate_dce007f0-5ed5-44fe-b2c0-7d67283f71e7_terseLabel_en-US" xlink:label="lab_ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Contingent consideration recognised as of acquisition date</link:label>
    <link:label id="lab_ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Contingent consideration recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PropertyPlantAndEquipmentMember_6a183fd5-0ef2-4ad2-a8c4-490f4818f868_terseLabel_en-US" xlink:label="lab_ifrs-full_PropertyPlantAndEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, plant and equipment</link:label>
    <link:label id="lab_ifrs-full_PropertyPlantAndEquipmentMember_label_en-US" xlink:label="lab_ifrs-full_PropertyPlantAndEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, plant and equipment [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PropertyPlantAndEquipmentMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="lab_ifrs-full_PropertyPlantAndEquipmentMember" xlink:type="arc" order="1"/>
    <link:label id="lab_country_HK_af5a0259-4356-4a18-afa0-48be90509348_terseLabel_en-US" xlink:label="lab_country_HK" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Hong Kong</link:label>
    <link:label id="lab_country_HK_label_en-US" xlink:label="lab_country_HK" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">HONG KONG</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_country_HK" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_HK"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_HK" xlink:to="lab_country_HK" xlink:type="arc" order="1"/>
    <link:label id="lab_country_FR_3572d743-229c-4f7a-9af2-997b98967a95_terseLabel_en-US" xlink:label="lab_country_FR" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">France</link:label>
    <link:label id="lab_country_FR_label_en-US" xlink:label="lab_country_FR" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">FRANCE</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_country_FR" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_FR"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_FR" xlink:to="lab_country_FR" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityCommonStockSharesOutstanding_05984106-a1bb-42dc-8e2f-ad56cb567be0_terseLabel_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
    <link:label id="lab_dei_EntityCommonStockSharesOutstanding_label_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCommonStockSharesOutstanding" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityCommonStockSharesOutstanding"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCommonStockSharesOutstanding" xlink:to="lab_dei_EntityCommonStockSharesOutstanding" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityAddressStateOrProvince_0e709365-4b13-4d83-9b11-c8e08d39f321_terseLabel_en-US" xlink:label="lab_dei_EntityAddressStateOrProvince" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, State or Province</link:label>
    <link:label id="lab_dei_EntityAddressStateOrProvince_label_en-US" xlink:label="lab_dei_EntityAddressStateOrProvince" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, State or Province</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressStateOrProvince"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressStateOrProvince" xlink:to="lab_dei_EntityAddressStateOrProvince" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProfitLossBeforeTax_c83c6ae6-926c-4725-911f-9065be259872_totalLabel_en-US" xlink:label="lab_ifrs-full_ProfitLossBeforeTax" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Loss before income taxes</link:label>
    <link:label id="lab_ifrs-full_ProfitLossBeforeTax_label_en-US" xlink:label="lab_ifrs-full_ProfitLossBeforeTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Profit (loss) before tax</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossBeforeTax" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ProfitLossBeforeTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProfitLossBeforeTax" xlink:to="lab_ifrs-full_ProfitLossBeforeTax" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProfitLossFromContinuingOperations_9cdc5f53-75b9-4755-a227-9da6d9dc2abc_totalLabel_en-US" xlink:label="lab_ifrs-full_ProfitLossFromContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net loss from continued operations</link:label>
    <link:label id="lab_ifrs-full_ProfitLossFromContinuingOperations_label_en-US" xlink:label="lab_ifrs-full_ProfitLossFromContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Profit (loss) from continuing operations</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossFromContinuingOperations" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ProfitLossFromContinuingOperations"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProfitLossFromContinuingOperations" xlink:to="lab_ifrs-full_ProfitLossFromContinuingOperations" xlink:type="arc" order="1"/>
    <link:label id="lab_country_GB_5f21e18e-4273-4acc-a1be-2d67129d997c_terseLabel_en-US" xlink:label="lab_country_GB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">United Kingdom</link:label>
    <link:label id="lab_country_GB_label_en-US" xlink:label="lab_country_GB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">UNITED KINGDOM</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_country_GB" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_GB"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_GB" xlink:to="lab_country_GB" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_EmployeeStockOption1Member_f55bc0ef-edd8-414e-9c1b-cd92eef5c0c2_verboseLabel_en-US" xlink:label="lab_bldp_EmployeeStockOption1Member" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Option Expense</link:label>
    <link:label id="lab_bldp_EmployeeStockOption1Member_c783ffd5-1b10-4867-9b87-d93cb9c71248_terseLabel_en-US" xlink:label="lab_bldp_EmployeeStockOption1Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Stock Option</link:label>
    <link:label id="lab_bldp_EmployeeStockOption1Member_label_en-US" xlink:label="lab_bldp_EmployeeStockOption1Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Employee Stock Option1 [Member]</link:label>
    <link:label id="lab_bldp_EmployeeStockOption1Member_documentation_en-US" xlink:label="lab_bldp_EmployeeStockOption1Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Employee Stock Option1 [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_EmployeeStockOption1Member" xlink:href="bldp-20211231.xsd#bldp_EmployeeStockOption1Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_EmployeeStockOption1Member" xlink:to="lab_bldp_EmployeeStockOption1Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IntangibleAssetsOtherThanGoodwill_4d136b9f-91b1-4913-a7b1-5c7746fbab44_terseLabel_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intangible assets</link:label>
    <link:label id="lab_ifrs-full_IntangibleAssetsOtherThanGoodwill_b2daed14-4fbc-4790-a9b3-ea82ecb2c41b_periodStartLabel_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intangible assets other than goodwill</link:label>
    <link:label id="lab_ifrs-full_IntangibleAssetsOtherThanGoodwill_47f80170-cabf-48bd-9399-9a0523cb10c9_periodEndLabel_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intangible assets other than goodwill</link:label>
    <link:label id="lab_ifrs-full_IntangibleAssetsOtherThanGoodwill_label_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intangible assets other than goodwill</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_IntangibleAssetsOtherThanGoodwill"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:to="lab_ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfBusinessCombinationsLineItems_2894236e-4c25-4574-9f38-bc9a0b1d55ee_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfBusinessCombinationsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about business combination [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfBusinessCombinationsLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfBusinessCombinationsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about business combination [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfBusinessCombinationsLineItems" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfBusinessCombinationsLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfBusinessCombinationsLineItems" xlink:to="lab_ifrs-full_DisclosureOfBusinessCombinationsLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_DeferredGainOnFinanceLeaseLiability_a75dc9cd-d039-4290-80b7-cf4091ec1324_terseLabel_en-US" xlink:label="lab_bldp_DeferredGainOnFinanceLeaseLiability" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred gain on finance lease liability</link:label>
    <link:label id="lab_bldp_DeferredGainOnFinanceLeaseLiability_label_en-US" xlink:label="lab_bldp_DeferredGainOnFinanceLeaseLiability" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Gain On Finance Lease Liability</link:label>
    <link:label id="lab_bldp_DeferredGainOnFinanceLeaseLiability_documentation_en-US" xlink:label="lab_bldp_DeferredGainOnFinanceLeaseLiability" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Gain On Finance Lease Liability</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_DeferredGainOnFinanceLeaseLiability" xlink:href="bldp-20211231.xsd#bldp_DeferredGainOnFinanceLeaseLiability"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_DeferredGainOnFinanceLeaseLiability" xlink:to="lab_bldp_DeferredGainOnFinanceLeaseLiability" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfClassesOfShareCapitalTable_f0cf466a-742c-4c7b-8f6d-bfc0362eb993_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfClassesOfShareCapitalTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of classes of share capital [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfClassesOfShareCapitalTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfClassesOfShareCapitalTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of classes of share capital [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfClassesOfShareCapitalTable" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfClassesOfShareCapitalTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfClassesOfShareCapitalTable" xlink:to="lab_ifrs-full_DisclosureOfClassesOfShareCapitalTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FinanceCosts_101fe15b-8f96-4d90-bcc3-55f7a6982885_negatedLabel_en-US" xlink:label="lab_ifrs-full_FinanceCosts" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Finance expense</link:label>
    <link:label id="lab_ifrs-full_FinanceCosts_label_en-US" xlink:label="lab_ifrs-full_FinanceCosts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Finance costs</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinanceCosts" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_FinanceCosts"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FinanceCosts" xlink:to="lab_ifrs-full_FinanceCosts" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradeAndOtherCurrentReceivables_1ef9bf29-95c9-4822-983c-f6965fedb4c1_terseLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentReceivables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trade and other receivables</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherCurrentReceivables_dbc7b4a0-c10e-4fbc-8fae-e67979a03330_totalLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentReceivables" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trade and other receivables</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherCurrentReceivables_label_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentReceivables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trade and other current receivables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeAndOtherCurrentReceivables" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_TradeAndOtherCurrentReceivables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradeAndOtherCurrentReceivables" xlink:to="lab_ifrs-full_TradeAndOtherCurrentReceivables" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInInventories_2e86053e-688f-476a-af27-0723ad4fed01_terseLabel_en-US" xlink:label="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInInventories" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Inventories</link:label>
    <link:label id="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInInventories_label_en-US" xlink:label="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInInventories" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Adjustments for decrease (increase) in inventories</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInInventories" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInInventories"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInInventories" xlink:to="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInInventories" xlink:type="arc" order="1"/>
    <link:label id="lab_country_ES_1982d82f-0ef1-479b-8ea8-87b3f7427a4a_terseLabel_en-US" xlink:label="lab_country_ES" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Spain</link:label>
    <link:label id="lab_country_ES_label_en-US" xlink:label="lab_country_ES" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">SPAIN</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_country_ES" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_ES"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_ES" xlink:to="lab_country_ES" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAssetAbstract_9197258d-d788-48b2-a551-47f474c6f214_terseLabel_en-US" xlink:label="lab_ifrs-full_GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAssetAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Actuarial loss (gain) arising from:</link:label>
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    <link:label id="lab_ifrs-full_DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate_5a860a05-5f0f-41d0-b61e-b413d7d20704_terseLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred tax liabilities recognised as of acquisition date</link:label>
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    <link:label id="lab_bldp_ScheduleOfAccountsPayableAndAccruedLiabilities1TableTextBlock_aa8ac2b1-6f9f-44ac-ade2-617b8fd8b0cb_terseLabel_en-US" xlink:label="lab_bldp_ScheduleOfAccountsPayableAndAccruedLiabilities1TableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of trade and other payables</link:label>
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    <link:label id="lab_ifrs-full_DefinedBenefitPlansAxis_9b6dd0c5-04b1-44f8-aeb2-31c9f40cad28_terseLabel_en-US" xlink:label="lab_ifrs-full_DefinedBenefitPlansAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Defined benefit plans [axis]</link:label>
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    <link:label id="lab_ifrs-full_EntitysTotalForAssociatesMember_a5641f02-f13a-48c4-8f31-8ee866db23b5_terseLabel_en-US" xlink:label="lab_ifrs-full_EntitysTotalForAssociatesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity's total for associates</link:label>
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    <link:label id="lab_dei_IcfrAuditorAttestationFlag_1713fa90-c02f-46c2-b58e-17a04b68c2c9_terseLabel_en-US" xlink:label="lab_dei_IcfrAuditorAttestationFlag" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ICFR Auditor Attestation Flag</link:label>
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    <link:label id="lab_ifrs-full_ActuarialAssumptionOfDiscountRates_7b2cc467-059a-4ae1-904f-6b75e3e89cc5_terseLabel_en-US" xlink:label="lab_ifrs-full_ActuarialAssumptionOfDiscountRates" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Discount rate, fair value benefit obligation</link:label>
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    <link:label id="lab_ifrs-full_EstimateOfContributionsExpectedToBePaidToPlan_24c83884-ec6b-443d-bed4-fa065d0a2e7b_terseLabel_en-US" xlink:label="lab_ifrs-full_EstimateOfContributionsExpectedToBePaidToPlan" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Estimate of contributions expected to be paid to plan for next annual reporting period</link:label>
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    <link:label id="lab_ifrs-full_InterestPaidClassifiedAsOperatingActivities_86450c52-1ebd-4f42-b536-dbe9735c0676_terseLabel_en-US" xlink:label="lab_ifrs-full_InterestPaidClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Interest paid</link:label>
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    <link:label id="lab_ifrs-full_MajorCustomersAxis_1e5b47c9-b5d3-42ea-9fc3-8557cb27ca0a_terseLabel_en-US" xlink:label="lab_ifrs-full_MajorCustomersAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Major customers [axis]</link:label>
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    <link:label id="lab_ifrs-full_CommodityPriceRiskMember_53562978-8bdf-4696-b9c5-44de6d26bdae_terseLabel_en-US" xlink:label="lab_ifrs-full_CommodityPriceRiskMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Commodity risk</link:label>
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    <link:label id="lab_bldp_ShortTermInvestmentsNotClassifiedAsCashEquivalents_fa073544-4876-48e0-a086-a9d6c76d3f52_terseLabel_en-US" xlink:label="lab_bldp_ShortTermInvestmentsNotClassifiedAsCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Short-term investments</link:label>
    <link:label id="lab_bldp_ShortTermInvestmentsNotClassifiedAsCashEquivalents_label_en-US" xlink:label="lab_bldp_ShortTermInvestmentsNotClassifiedAsCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Short-term Investments, not Classified as Cash Equivalents</link:label>
    <link:label id="lab_bldp_ShortTermInvestmentsNotClassifiedAsCashEquivalents_documentation_en-US" xlink:label="lab_bldp_ShortTermInvestmentsNotClassifiedAsCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Short-term Investments, not Classified as Cash Equivalents</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ShortTermInvestmentsNotClassifiedAsCashEquivalents" xlink:href="bldp-20211231.xsd#bldp_ShortTermInvestmentsNotClassifiedAsCashEquivalents"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_ShortTermInvestmentsNotClassifiedAsCashEquivalents" xlink:to="lab_bldp_ShortTermInvestmentsNotClassifiedAsCashEquivalents" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_EventsAfterReportingPeriodAbstract_87f6933b-1586-4636-80e9-018ac32d5120_terseLabel_en-US" xlink:label="lab_bldp_EventsAfterReportingPeriodAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Events After Reporting Period [Abstract]</link:label>
    <link:label id="lab_bldp_EventsAfterReportingPeriodAbstract_label_en-US" xlink:label="lab_bldp_EventsAfterReportingPeriodAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Events After Reporting Period [Abstract]</link:label>
    <link:label id="lab_bldp_EventsAfterReportingPeriodAbstract_documentation_en-US" xlink:label="lab_bldp_EventsAfterReportingPeriodAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Events After Reporting Period [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_EventsAfterReportingPeriodAbstract" xlink:href="bldp-20211231.xsd#bldp_EventsAfterReportingPeriodAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_EventsAfterReportingPeriodAbstract" xlink:to="lab_bldp_EventsAfterReportingPeriodAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_StatementOfChangesInEquityAbstract_37a61bb7-7e54-40be-9e5b-4d870c6a3257_terseLabel_en-US" xlink:label="lab_ifrs-full_StatementOfChangesInEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of changes in equity [abstract]</link:label>
    <link:label id="lab_ifrs-full_StatementOfChangesInEquityAbstract_label_en-US" xlink:label="lab_ifrs-full_StatementOfChangesInEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of changes in equity [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfChangesInEquityAbstract" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_StatementOfChangesInEquityAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_StatementOfChangesInEquityAbstract" xlink:to="lab_ifrs-full_StatementOfChangesInEquityAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ChangesInNetDefinedBenefitLiabilityAssetAbstract_8515d223-cb8d-40fd-8367-572daac28048_terseLabel_en-US" xlink:label="lab_ifrs-full_ChangesInNetDefinedBenefitLiabilityAssetAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Included in profit or loss</link:label>
    <link:label id="lab_ifrs-full_ChangesInNetDefinedBenefitLiabilityAssetAbstract_label_en-US" xlink:label="lab_ifrs-full_ChangesInNetDefinedBenefitLiabilityAssetAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Changes in net defined benefit liability (asset) [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ChangesInNetDefinedBenefitLiabilityAssetAbstract" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ChangesInNetDefinedBenefitLiabilityAssetAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ChangesInNetDefinedBenefitLiabilityAssetAbstract" xlink:to="lab_ifrs-full_ChangesInNetDefinedBenefitLiabilityAssetAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_AuditInformationAbstract_label_en-US" xlink:label="lab_bldp_AuditInformationAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Audit Information [Abstract]</link:label>
    <link:label id="lab_bldp_AuditInformationAbstract_documentation_en-US" xlink:label="lab_bldp_AuditInformationAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Audit Information</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_AuditInformationAbstract" xlink:href="bldp-20211231.xsd#bldp_AuditInformationAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_AuditInformationAbstract" xlink:to="lab_bldp_AuditInformationAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentAssets_39da2668-a13d-44e9-ace9-4f1f90b66a7c_totalLabel_en-US" xlink:label="lab_ifrs-full_CurrentAssets" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total current assets</link:label>
    <link:label id="lab_ifrs-full_CurrentAssets_29eb7161-e603-4963-955a-1cc5eab687fd_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current assets</link:label>
    <link:label id="lab_ifrs-full_CurrentAssets_label_en-US" xlink:label="lab_ifrs-full_CurrentAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentAssets" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CurrentAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentAssets" xlink:to="lab_ifrs-full_CurrentAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ExpenseByNature_c94cd570-5dc0-4314-8b85-ed4554a9ea4b_totalLabel_en-US" xlink:label="lab_ifrs-full_ExpenseByNature" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total operating expenses</link:label>
    <link:label id="lab_ifrs-full_ExpenseByNature_label_en-US" xlink:label="lab_ifrs-full_ExpenseByNature" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expenses, by nature</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ExpenseByNature" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ExpenseByNature"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ExpenseByNature" xlink:to="lab_ifrs-full_ExpenseByNature" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfDiscontinuedOperationsExplanatory_2a2ab906-4103-40da-b280-c490671a2a87_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDiscontinuedOperationsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Discontinued operations</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfDiscontinuedOperationsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfDiscontinuedOperationsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of discontinued operations [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDiscontinuedOperationsExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfDiscontinuedOperationsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfDiscontinuedOperationsExplanatory" xlink:to="lab_ifrs-full_DisclosureOfDiscontinuedOperationsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfRevenueExplanatory_6f1bd0f1-3764-4d3a-8a96-a2dd87c21e38_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfRevenueExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disaggregation of revenue</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfRevenueExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfRevenueExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of revenue [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfRevenueExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfRevenueExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfRevenueExplanatory" xlink:to="lab_ifrs-full_DisclosureOfRevenueExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfOtherProvisionsLineItems_ee26f099-d88a-4213-a3db-38ad7047de00_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfOtherProvisionsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of other provisions [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfOtherProvisionsLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfOtherProvisionsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of other provisions [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfOtherProvisionsLineItems" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfOtherProvisionsLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfOtherProvisionsLineItems" xlink:to="lab_ifrs-full_DisclosureOfOtherProvisionsLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsLineItems_b0b4c00d-3c4a-476e-9757-2a6529f0ef7d_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about intangible assets [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about intangible assets [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIntangibleAssetsLineItems" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfIntangibleAssetsLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfIntangibleAssetsLineItems" xlink:to="lab_ifrs-full_DisclosureOfIntangibleAssetsLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EntitysTotalForJointVenturesMember_b2a989b0-28d9-4da8-b133-0ff1a77c9802_terseLabel_en-US" xlink:label="lab_ifrs-full_EntitysTotalForJointVenturesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity's total for joint ventures</link:label>
    <link:label id="lab_ifrs-full_EntitysTotalForJointVenturesMember_label_en-US" xlink:label="lab_ifrs-full_EntitysTotalForJointVenturesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity's total for joint ventures [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EntitysTotalForJointVenturesMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_EntitysTotalForJointVenturesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EntitysTotalForJointVenturesMember" xlink:to="lab_ifrs-full_EntitysTotalForJointVenturesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ShorttermEmployeeBenefitsExpense_9da3d3f4-d479-48fb-a988-23a4922bcbcb_terseLabel_en-US" xlink:label="lab_ifrs-full_ShorttermEmployeeBenefitsExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Salaries and employee benefits</link:label>
    <link:label id="lab_ifrs-full_ShorttermEmployeeBenefitsExpense_label_en-US" xlink:label="lab_ifrs-full_ShorttermEmployeeBenefitsExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Short-term employee benefits expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ShorttermEmployeeBenefitsExpense" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ShorttermEmployeeBenefitsExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ShorttermEmployeeBenefitsExpense" xlink:to="lab_ifrs-full_ShorttermEmployeeBenefitsExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseInNetDefinedBenefitLiabilityAssetResultingFromExpenseIncomeInProfitOrLoss_d86fd101-5ea9-4cc9-b3ec-4346cbc3bd46_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseInNetDefinedBenefitLiabilityAssetResultingFromExpenseIncomeInProfitOrLoss" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Future plan expense</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseInNetDefinedBenefitLiabilityAssetResultingFromExpenseIncomeInProfitOrLoss_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseInNetDefinedBenefitLiabilityAssetResultingFromExpenseIncomeInProfitOrLoss" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (decrease) in net defined benefit liability (asset) resulting from expense (income) in profit or loss</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseInNetDefinedBenefitLiabilityAssetResultingFromExpenseIncomeInProfitOrLoss" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_IncreaseDecreaseInNetDefinedBenefitLiabilityAssetResultingFromExpenseIncomeInProfitOrLoss"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseInNetDefinedBenefitLiabilityAssetResultingFromExpenseIncomeInProfitOrLoss" xlink:to="lab_ifrs-full_IncreaseDecreaseInNetDefinedBenefitLiabilityAssetResultingFromExpenseIncomeInProfitOrLoss" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityDomain_e91c5aa5-10a0-4349-9aab-1bd4e32a6bb8_terseLabel_en-US" xlink:label="lab_dei_EntityDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity [Domain]</link:label>
    <link:label id="lab_dei_EntityDomain_label_en-US" xlink:label="lab_dei_EntityDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityDomain" xlink:to="lab_dei_EntityDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CommitmentsInRelationToJointVentures_5f64f6b5-6ea1-47f0-bfaa-b191dd23118b_verboseLabel_en-US" xlink:label="lab_ifrs-full_CommitmentsInRelationToJointVentures" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Committed capital contributions</link:label>
    <link:label id="lab_ifrs-full_CommitmentsInRelationToJointVentures_label_en-US" xlink:label="lab_ifrs-full_CommitmentsInRelationToJointVentures" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Commitments in relation to joint ventures</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CommitmentsInRelationToJointVentures" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CommitmentsInRelationToJointVentures"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CommitmentsInRelationToJointVentures" xlink:to="lab_ifrs-full_CommitmentsInRelationToJointVentures" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdditionsToRightofuseAssets_6454c8c2-f0d1-4f7c-be16-49b79cfa12e8_terseLabel_en-US" xlink:label="lab_ifrs-full_AdditionsToRightofuseAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additions</link:label>
    <link:label id="lab_ifrs-full_AdditionsToRightofuseAssets_label_en-US" xlink:label="lab_ifrs-full_AdditionsToRightofuseAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additions to right-of-use assets</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfOtherOperatingExpenseExplanatory_bed928f2-6c4f-457e-9e16-b20b4105df28_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfOtherOperatingExpenseExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other operating expense</link:label>
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    <link:label id="lab_ifrs-full_WeightedAverageFairValueAtMeasurementDateShareOptionsGranted_05446bfc-a333-41dc-9195-0d7624757bc8_terseLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageFairValueAtMeasurementDateShareOptionsGranted" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted average fair value, share options granted (usd per share)</link:label>
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    <link:label id="lab_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense_dd5e9b34-c3d4-4230-a871-83c0292c1ddf_terseLabel_en-US" xlink:label="lab_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Depreciation and amortization</link:label>
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    <link:label id="lab_bldp_PaymentsForRoyaltyAgreement_0fd9e838-7d72-4653-b996-59fbba13b8e8_terseLabel_en-US" xlink:label="lab_bldp_PaymentsForRoyaltyAgreement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Royalty payments</link:label>
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    <link:label id="lab_bldp_ProceedsFromIssuingSharesGross_d08d150e-906a-4a82-8471-45d2b40862ca_verboseLabel_en-US" xlink:label="lab_bldp_ProceedsFromIssuingSharesGross" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Gross proceeds from offering</link:label>
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    <link:label id="lab_ifrs-full_ReturnOnPlanAssetsNetDefinedBenefitLiabilityAsset_a87263ae-33c6-4679-bfd2-9d9721916218_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_ReturnOnPlanAssetsNetDefinedBenefitLiabilityAsset" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Return on plan assets excluding interest</link:label>
    <link:label id="lab_ifrs-full_ReturnOnPlanAssetsNetDefinedBenefitLiabilityAsset_label_en-US" xlink:label="lab_ifrs-full_ReturnOnPlanAssetsNetDefinedBenefitLiabilityAsset" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Decrease (increase) in net defined benefit liability (asset) resulting from return on plan assets excluding interest income or expense</link:label>
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    <link:label id="lab_bldp_DocumentAndEntityInformationAbstract_b5a8f618-0db1-415f-9f2f-bbd2bff666db_terseLabel_en-US" xlink:label="lab_bldp_DocumentAndEntityInformationAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document And Entity Information [Abstract]</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsLineItems_7f6d82ab-2d2d-4c4e-b640-85b19b58d5a5_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of range of exercise prices of outstanding share options [line items]</link:label>
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    <link:label id="lab_ifrs-full_PropertyPlantAndEquipmentRecognisedAsOfAcquisitionDate_108beadd-0d2f-46e9-ac2b-9fa49c4b3ac7_terseLabel_en-US" xlink:label="lab_ifrs-full_PropertyPlantAndEquipmentRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, plant &amp; equipment</link:label>
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    <link:label id="lab_ifrs-full_DilutedEarningsLossPerShare_51215a85-e909-4250-81b5-c0b429045655_totalLabel_en-US" xlink:label="lab_ifrs-full_DilutedEarningsLossPerShare" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Diluted loss per share (in USD per share)</link:label>
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    <link:label id="lab_ifrs-full_PercentageOfReasonablyPossibleIncreaseInActuarialAssumption_008d384c-310f-40cf-b0a8-a8fb45937a57_terseLabel_en-US" xlink:label="lab_ifrs-full_PercentageOfReasonablyPossibleIncreaseInActuarialAssumption" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Percentage of reasonably possible increase in actuarial assumption</link:label>
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    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForFinanceIncomeAndCostsExplanatory_0b909669-1e4b-4548-8780-123e6dbcd3c3_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForFinanceIncomeAndCostsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Finance income and expense</link:label>
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    <link:label id="lab_ifrs-full_InvestmentIncome_5952c0eb-8c35-45f6-81ec-baba6787a161_terseLabel_en-US" xlink:label="lab_ifrs-full_InvestmentIncome" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investment income</link:label>
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    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InvestmentIncome" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_InvestmentIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InvestmentIncome" xlink:to="lab_ifrs-full_InvestmentIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_UnmannedAerialVehicleUAVBusinessAssetsMember_aa61c307-6548-436a-a6a0-0c2c981bdd03_terseLabel_en-US" xlink:label="lab_bldp_UnmannedAerialVehicleUAVBusinessAssetsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Unmanned Aerial Vehicle (UAV) Business Assets</link:label>
    <link:label id="lab_bldp_UnmannedAerialVehicleUAVBusinessAssetsMember_label_en-US" xlink:label="lab_bldp_UnmannedAerialVehicleUAVBusinessAssetsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Unmanned Aerial Vehicle (UAV) Business Assets [Member]</link:label>
    <link:label id="lab_bldp_UnmannedAerialVehicleUAVBusinessAssetsMember_documentation_en-US" xlink:label="lab_bldp_UnmannedAerialVehicleUAVBusinessAssetsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Unmanned Aerial Vehicle (UAV) Business Assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_UnmannedAerialVehicleUAVBusinessAssetsMember" xlink:href="bldp-20211231.xsd#bldp_UnmannedAerialVehicleUAVBusinessAssetsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_UnmannedAerialVehicleUAVBusinessAssetsMember" xlink:to="lab_bldp_UnmannedAerialVehicleUAVBusinessAssetsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_EstimatedFinancialEffectOfContingentLiabilitiesUndiscountedCashFlows_7009b90f-506b-4ce0-b259-94f6b55ba716_terseLabel_en-US" xlink:label="lab_bldp_EstimatedFinancialEffectOfContingentLiabilitiesUndiscountedCashFlows" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Undiscounted amount of the estimated cash flows</link:label>
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    <link:label id="lab_bldp_EstimatedFinancialEffectOfContingentLiabilitiesUndiscountedCashFlows_documentation_en-US" xlink:label="lab_bldp_EstimatedFinancialEffectOfContingentLiabilitiesUndiscountedCashFlows" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Estimated Financial Effect Of Contingent Liabilities, Undiscounted Cash Flows</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_EstimatedFinancialEffectOfContingentLiabilitiesUndiscountedCashFlows" xlink:href="bldp-20211231.xsd#bldp_EstimatedFinancialEffectOfContingentLiabilitiesUndiscountedCashFlows"/>
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    <link:label id="lab_ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted_3e5f22ca-b57d-4a1f-b081-2c4bf9bf72d3_terseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Granted (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted_label_en-US" xlink:label="lab_ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of other equity instruments granted in share-based payment arrangement</link:label>
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    <link:label id="lab_ifrs-full_ProductsAndServicesMember_30ca763a-28da-4d42-b45b-034bc30d685f_terseLabel_en-US" xlink:label="lab_ifrs-full_ProductsAndServicesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Products and services</link:label>
    <link:label id="lab_ifrs-full_ProductsAndServicesMember_label_en-US" xlink:label="lab_ifrs-full_ProductsAndServicesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Products and services [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProductsAndServicesMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ProductsAndServicesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProductsAndServicesMember" xlink:to="lab_ifrs-full_ProductsAndServicesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DilutedEarningsLossPerShareFromDiscontinuedOperations_b3b6ca7a-e457-4ba4-874a-328a137bae6a_terseLabel_en-US" xlink:label="lab_ifrs-full_DilutedEarningsLossPerShareFromDiscontinuedOperations" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Discontinued operations, diluted (in dollars per share)</link:label>
    <link:label id="lab_ifrs-full_DilutedEarningsLossPerShareFromDiscontinuedOperations_label_en-US" xlink:label="lab_ifrs-full_DilutedEarningsLossPerShareFromDiscontinuedOperations" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Diluted earnings (loss) per share from discontinued operations</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DilutedEarningsLossPerShareFromDiscontinuedOperations" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DilutedEarningsLossPerShareFromDiscontinuedOperations"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DilutedEarningsLossPerShareFromDiscontinuedOperations" xlink:to="lab_ifrs-full_DilutedEarningsLossPerShareFromDiscontinuedOperations" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_DocumentFiscalYearFocus_0ad7bc53-41b2-4691-bff4-17b245cc196a_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Fiscal Year Focus</link:label>
    <link:label id="lab_dei_DocumentFiscalYearFocus_label_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Fiscal Year Focus</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentFiscalYearFocus"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalYearFocus" xlink:to="lab_dei_DocumentFiscalYearFocus" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees_9bb2bb5c-0a46-4b91-963c-f98ac6c273c9_verboseLabel_en-US" xlink:label="lab_ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total share-based compensation for continuing operations (per statement of loss)</link:label>
    <link:label id="lab_ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees_89710c44-58f9-48bd-bca2-1f1388fcfc34_terseLabel_en-US" xlink:label="lab_ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Compensation expense</link:label>
    <link:label id="lab_ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees_label_en-US" xlink:label="lab_ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expense from share-based payment transactions with employees</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees"/>
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    <link:label id="lab_bldp_UsefulLivesOrDepreciationRatesRightOfUseAssetsPeriod_66e8b6d5-ba80-4ec0-9a71-2b51fb5a29b0_terseLabel_en-US" xlink:label="lab_bldp_UsefulLivesOrDepreciationRatesRightOfUseAssetsPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Right-of-use assets, useful lives (in years)</link:label>
    <link:label id="lab_bldp_UsefulLivesOrDepreciationRatesRightOfUseAssetsPeriod_label_en-US" xlink:label="lab_bldp_UsefulLivesOrDepreciationRatesRightOfUseAssetsPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Useful Lives Or Depreciation Rates, Right-Of-Use Assets, Period</link:label>
    <link:label id="lab_bldp_UsefulLivesOrDepreciationRatesRightOfUseAssetsPeriod_documentation_en-US" xlink:label="lab_bldp_UsefulLivesOrDepreciationRatesRightOfUseAssetsPeriod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Useful Lives Or Depreciation Rates, Right-Of-Use Assets, Period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_UsefulLivesOrDepreciationRatesRightOfUseAssetsPeriod" xlink:href="bldp-20211231.xsd#bldp_UsefulLivesOrDepreciationRatesRightOfUseAssetsPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_UsefulLivesOrDepreciationRatesRightOfUseAssetsPeriod" xlink:to="lab_bldp_UsefulLivesOrDepreciationRatesRightOfUseAssetsPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RightofuseAssetsMember_74d61a01-5b5c-4e6e-aaf9-4b86edb93acb_terseLabel_en-US" xlink:label="lab_ifrs-full_RightofuseAssetsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Right-of-use assets</link:label>
    <link:label id="lab_ifrs-full_RightofuseAssetsMember_label_en-US" xlink:label="lab_ifrs-full_RightofuseAssetsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Right-of-use assets [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RightofuseAssetsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_RightofuseAssetsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RightofuseAssetsMember" xlink:to="lab_ifrs-full_RightofuseAssetsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ExpenseFromShareBasedPaymentTransactionsWithEmployeesCurrentYearGrantsExpensedInPriorYear_fdfb97d4-06cd-402f-8384-ecfcb52b0523_terseLabel_en-US" xlink:label="lab_bldp_ExpenseFromShareBasedPaymentTransactionsWithEmployeesCurrentYearGrantsExpensedInPriorYear" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current year grants expensed in prior year</link:label>
    <link:label id="lab_bldp_ExpenseFromShareBasedPaymentTransactionsWithEmployeesCurrentYearGrantsExpensedInPriorYear_label_en-US" xlink:label="lab_bldp_ExpenseFromShareBasedPaymentTransactionsWithEmployeesCurrentYearGrantsExpensedInPriorYear" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expense From Share-Based Payment Transactions With Employees, Current Year Grants Expensed In Prior Year</link:label>
    <link:label id="lab_bldp_ExpenseFromShareBasedPaymentTransactionsWithEmployeesCurrentYearGrantsExpensedInPriorYear_documentation_en-US" xlink:label="lab_bldp_ExpenseFromShareBasedPaymentTransactionsWithEmployeesCurrentYearGrantsExpensedInPriorYear" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expense From Share-Based Payment Transactions With Employees, Current Year Grants Expensed In Prior Year</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ExpenseFromShareBasedPaymentTransactionsWithEmployeesCurrentYearGrantsExpensedInPriorYear" xlink:href="bldp-20211231.xsd#bldp_ExpenseFromShareBasedPaymentTransactionsWithEmployeesCurrentYearGrantsExpensedInPriorYear"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_ExpenseFromShareBasedPaymentTransactionsWithEmployeesCurrentYearGrantsExpensedInPriorYear" xlink:to="lab_bldp_ExpenseFromShareBasedPaymentTransactionsWithEmployeesCurrentYearGrantsExpensedInPriorYear" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradeAndOtherCurrentReceivablesAbstract_3f15d120-05e6-4698-b5e1-4ba35a57c3de_terseLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentReceivablesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trade and other current receivables [abstract]</link:label>
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    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeAndOtherCurrentReceivablesAbstract" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_TradeAndOtherCurrentReceivablesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradeAndOtherCurrentReceivablesAbstract" xlink:to="lab_ifrs-full_TradeAndOtherCurrentReceivablesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EntitysTotalForBusinessCombinationsMember_30ef4e5a-5de0-4783-92fb-0e7f00e799f4_terseLabel_en-US" xlink:label="lab_ifrs-full_EntitysTotalForBusinessCombinationsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity's total for business combinations</link:label>
    <link:label id="lab_ifrs-full_EntitysTotalForBusinessCombinationsMember_label_en-US" xlink:label="lab_ifrs-full_EntitysTotalForBusinessCombinationsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity's total for business combinations [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EntitysTotalForBusinessCombinationsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_EntitysTotalForBusinessCombinationsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EntitysTotalForBusinessCombinationsMember" xlink:to="lab_ifrs-full_EntitysTotalForBusinessCombinationsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityInformationLineItems_302a8064-85f0-4536-a476-4bb0e17146f2_terseLabel_en-US" xlink:label="lab_dei_EntityInformationLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Information [Line Items]</link:label>
    <link:label id="lab_dei_EntityInformationLineItems_label_en-US" xlink:label="lab_dei_EntityInformationLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Information [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInformationLineItems" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityInformationLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityInformationLineItems" xlink:to="lab_dei_EntityInformationLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ProceedsFromIssuingSharesEquityOffering_8f7c6807-befc-4246-9b51-5ea18f356288_terseLabel_en-US" xlink:label="lab_bldp_ProceedsFromIssuingSharesEquityOffering" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net proceeds on issuance of share capital from equity offerings</link:label>
    <link:label id="lab_bldp_ProceedsFromIssuingSharesEquityOffering_label_en-US" xlink:label="lab_bldp_ProceedsFromIssuingSharesEquityOffering" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Proceeds from issuing shares, Equity Offering</link:label>
    <link:label id="lab_bldp_ProceedsFromIssuingSharesEquityOffering_documentation_en-US" xlink:label="lab_bldp_ProceedsFromIssuingSharesEquityOffering" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Proceeds from issuing shares, Equity Offering</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ProceedsFromIssuingSharesEquityOffering" xlink:href="bldp-20211231.xsd#bldp_ProceedsFromIssuingSharesEquityOffering"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_ProceedsFromIssuingSharesEquityOffering" xlink:to="lab_bldp_ProceedsFromIssuingSharesEquityOffering" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_AuditedAnnualFinancialStatements_b6e697b6-a964-4c67-bbc6-ea3415fca92f_terseLabel_en-US" xlink:label="lab_dei_AuditedAnnualFinancialStatements" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Audited Annual Financial Statements</link:label>
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    <link:label id="lab_country_JP_ebd6200c-549b-4afb-b892-d0ab44c9fcf8_terseLabel_en-US" xlink:label="lab_country_JP" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Japan</link:label>
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    <link:label id="lab_bldp_HydrogenFundsMember_27e4b386-e540-4711-8920-ec148464f50f_terseLabel_en-US" xlink:label="lab_bldp_HydrogenFundsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Hydrogen Funds</link:label>
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    <link:label id="lab_ifrs-full_PropertyPlantAndEquipmentAbstract_23c3d7d4-8b90-4399-9fbe-dd1a21530d4a_terseLabel_en-US" xlink:label="lab_ifrs-full_PropertyPlantAndEquipmentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, plant and equipment [abstract]</link:label>
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    <link:label id="lab_ifrs-full_MiscellaneousOtherProvisionsMember_label_en-US" xlink:label="lab_ifrs-full_MiscellaneousOtherProvisionsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Miscellaneous other provisions [member]</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_MiscellaneousOtherProvisionsMember" xlink:to="lab_ifrs-full_MiscellaneousOtherProvisionsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ChangesinnoncashworkingcapitalAbstract_c8b668c3-e02e-42d8-b1dd-35875ea83583_terseLabel_en-US" xlink:label="lab_bldp_ChangesinnoncashworkingcapitalAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Changes in non-cash working capital:</link:label>
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    <link:label id="lab_bldp_ChangesinnoncashworkingcapitalAbstract_documentation_en-US" xlink:label="lab_bldp_ChangesinnoncashworkingcapitalAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Changes in non-cash working capital [Abstract]</link:label>
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    <link:label id="lab_dei_CityAreaCode_b4bd0442-5aa9-4084-84f2-40047bb622f9_terseLabel_en-US" xlink:label="lab_dei_CityAreaCode" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">City Area Code</link:label>
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    <link:label id="lab_ifrs-full_ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossTradeReceivables_99681942-d08f-4462-9e2b-f010de67f6da_terseLabel_en-US" xlink:label="lab_ifrs-full_ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossTradeReceivables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net impairment loss on trade receivables</link:label>
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    <link:label id="lab_ifrs-full_ImpairmentLoss_7e2edafc-7fdf-41da-bb4b-e379cacbc23a_terseLabel_en-US" xlink:label="lab_ifrs-full_ImpairmentLoss" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Impairment loss on property plant and equipment</link:label>
    <link:label id="lab_ifrs-full_ImpairmentLoss_label_en-US" xlink:label="lab_ifrs-full_ImpairmentLoss" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Impairment loss</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ImpairmentLoss" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ImpairmentLoss"/>
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    <link:label id="lab_ifrs-full_PurchaseOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethod_5f546f85-382c-4605-ae09-485adca450bb_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_PurchaseOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethod" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Acquisition of long-term investments</link:label>
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    <link:label id="lab_bldp_DisclosureOfDetailedInformationonPersonnelExpensesTableTextBlock_63af6f97-2cec-4029-b116-bd483d872549_terseLabel_en-US" xlink:label="lab_bldp_DisclosureOfDetailedInformationonPersonnelExpensesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information on personnel expenses</link:label>
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    <link:label id="lab_country_IN_b6bc6848-935b-4e87-9a0c-5de490df79e7_terseLabel_en-US" xlink:label="lab_country_IN" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">India</link:label>
    <link:label id="lab_country_IN_label_en-US" xlink:label="lab_country_IN" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">INDIA</link:label>
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    <link:label id="lab_bldp_ForseePowerMember_c66d1c46-40e9-4b02-8b15-10b772a81e61_terseLabel_en-US" xlink:label="lab_bldp_ForseePowerMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Forsee Power</link:label>
    <link:label id="lab_bldp_ForseePowerMember_label_en-US" xlink:label="lab_bldp_ForseePowerMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Forsee Power [Member]</link:label>
    <link:label id="lab_bldp_ForseePowerMember_documentation_en-US" xlink:label="lab_bldp_ForseePowerMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Forsee Power</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ForseePowerMember" xlink:href="bldp-20211231.xsd#bldp_ForseePowerMember"/>
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    <link:label id="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable_87f50a14-8404-4555-bf41-666bcb851d58_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of transactions between related parties [table]</link:label>
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    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable"/>
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    <link:label id="lab_bldp_OtherCountriesMember_2c647354-e4ae-4bb1-a335-14f9945d9fd9_terseLabel_en-US" xlink:label="lab_bldp_OtherCountriesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other countries</link:label>
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    <link:label id="lab_bldp_OtherCountriesMember_documentation_en-US" xlink:label="lab_bldp_OtherCountriesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Countries [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_OtherCountriesMember" xlink:href="bldp-20211231.xsd#bldp_OtherCountriesMember"/>
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    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019_dcf60ef9-98eb-4eff-a75c-ec93de4987fd_terseLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted average exercise price of options exercisable (in usd per share)</link:label>
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    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForImpairmentOfFinancialAssetsExplanatory_b6c27216-9b83-4fb0-a056-cba10c802bde_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForImpairmentOfFinancialAssetsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Impairment, Financial assets</link:label>
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    <link:label id="lab_bldp_KeyManagementPersonnelCompensationMaximumObligationNoticePeriodPerEachYear_5a7915d6-8ed0-4500-83d3-efde46f1a216_terseLabel_en-US" xlink:label="lab_bldp_KeyManagementPersonnelCompensationMaximumObligationNoticePeriodPerEachYear" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Maximum obligation, notice period per each year (months)</link:label>
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    <link:loc xlink:type="locator" xlink:label="loc_bldp_KeyManagementPersonnelCompensationMaximumObligationNoticePeriodPerEachYear" xlink:href="bldp-20211231.xsd#bldp_KeyManagementPersonnelCompensationMaximumObligationNoticePeriodPerEachYear"/>
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    <link:label id="lab_ifrs-full_DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableTable_3050350f-4a3d-47c9-a0c2-ef16185a3d74_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of maturity analysis of finance lease payments receivable [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of maturity analysis of finance lease payments receivable [table]</link:label>
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    <link:label id="lab_country_PL_b59ab8b0-8c39-44b9-a4fc-3b8b380e84a2_terseLabel_en-US" xlink:label="lab_country_PL" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Poland</link:label>
    <link:label id="lab_country_PL_label_en-US" xlink:label="lab_country_PL" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">POLAND</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_country_PL" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_PL"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_PL" xlink:to="lab_country_PL" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForReconcileProfitLossAbstract_e909d60f-1a99-4f65-a616-d6fb32607335_terseLabel_en-US" xlink:label="lab_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Adjustments for:</link:label>
    <link:label id="lab_ifrs-full_AdjustmentsForReconcileProfitLossAbstract_label_en-US" xlink:label="lab_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Adjustments to reconcile profit (loss) [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_AdjustmentsForReconcileProfitLossAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="lab_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughTransfersPropertyPlantAndEquipment_0bd651ec-f724-4960-ad5f-43808c499607_verboseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughTransfersPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Transfers</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughTransfersPropertyPlantAndEquipment_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughTransfersPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (decrease) through transfers, property, plant and equipment</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughTransfersPropertyPlantAndEquipment" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_IncreaseDecreaseThroughTransfersPropertyPlantAndEquipment"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughTransfersPropertyPlantAndEquipment" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughTransfersPropertyPlantAndEquipment" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForFinancialAssetsExplanatory_a0e0ed64-2164-43e4-8ab3-3216b8831a96_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForFinancialAssetsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financial assets</link:label>
    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForFinancialAssetsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForFinancialAssetsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Description of accounting policy for financial assets [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForFinancialAssetsExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForFinancialAssetsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DescriptionOfAccountingPolicyForFinancialAssetsExplanatory" xlink:to="lab_ifrs-full_DescriptionOfAccountingPolicyForFinancialAssetsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TechnologybasedIntangibleAssetsMember_d1f14ebd-3dd0-4629-b35c-994a73b9175b_terseLabel_en-US" xlink:label="lab_ifrs-full_TechnologybasedIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Technology</link:label>
    <link:label id="lab_ifrs-full_TechnologybasedIntangibleAssetsMember_label_en-US" xlink:label="lab_ifrs-full_TechnologybasedIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Technology-based intangible assets [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TechnologybasedIntangibleAssetsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_TechnologybasedIntangibleAssetsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TechnologybasedIntangibleAssetsMember" xlink:to="lab_ifrs-full_TechnologybasedIntangibleAssetsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForMeasuringInventories_e3e35777-d9b2-47b8-82da-82b0dbc41ba4_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForMeasuringInventories" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Inventories</link:label>
    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForMeasuringInventories_label_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForMeasuringInventories" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Description of accounting policy for measuring inventories [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForMeasuringInventories" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForMeasuringInventories"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DescriptionOfAccountingPolicyForMeasuringInventories" xlink:to="lab_ifrs-full_DescriptionOfAccountingPolicyForMeasuringInventories" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashAndCashEquivalentsRecognisedAsOfAcquisitionDate_cef701ca-6a94-4119-a34b-9b535e96dae9_terseLabel_en-US" xlink:label="lab_ifrs-full_CashAndCashEquivalentsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash and cash equivalents</link:label>
    <link:label id="lab_ifrs-full_CashAndCashEquivalentsRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_CashAndCashEquivalentsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash and cash equivalents recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashAndCashEquivalentsRecognisedAsOfAcquisitionDate" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CashAndCashEquivalentsRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashAndCashEquivalentsRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_CashAndCashEquivalentsRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_BallardPowerSystemsEuropeMember_9282e299-dad4-400e-b575-6cc25664e41a_verboseLabel_en-US" xlink:label="lab_bldp_BallardPowerSystemsEuropeMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ballard Power Systems Europe A/S</link:label>
    <link:label id="lab_bldp_BallardPowerSystemsEuropeMember_label_en-US" xlink:label="lab_bldp_BallardPowerSystemsEuropeMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ballard Power Systems Europe [Member]</link:label>
    <link:label id="lab_bldp_BallardPowerSystemsEuropeMember_documentation_en-US" xlink:label="lab_bldp_BallardPowerSystemsEuropeMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ballard Power Systems Europe [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_BallardPowerSystemsEuropeMember" xlink:href="bldp-20211231.xsd#bldp_BallardPowerSystemsEuropeMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_BallardPowerSystemsEuropeMember" xlink:to="lab_bldp_BallardPowerSystemsEuropeMember" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityRegistrantName_3710426e-bb98-4369-bf4c-3e1d08d67984_terseLabel_en-US" xlink:label="lab_dei_EntityRegistrantName" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:label id="lab_dei_EntityRegistrantName_label_en-US" xlink:label="lab_dei_EntityRegistrantName" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityRegistrantName"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityRegistrantName" xlink:to="lab_dei_EntityRegistrantName" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PaymentsInRespectOfSettlementsNetDefinedBenefitLiabilityAsset_c513edcf-c1fe-4897-ab4b-4cc826cbbab0_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_PaymentsInRespectOfSettlementsNetDefinedBenefitLiabilityAsset" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Benefits paid</link:label>
    <link:label id="lab_ifrs-full_PaymentsInRespectOfSettlementsNetDefinedBenefitLiabilityAsset_label_en-US" xlink:label="lab_ifrs-full_PaymentsInRespectOfSettlementsNetDefinedBenefitLiabilityAsset" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Decrease (increase) in net defined benefit liability (asset) resulting from payments in respect of settlements</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PaymentsInRespectOfSettlementsNetDefinedBenefitLiabilityAsset" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_PaymentsInRespectOfSettlementsNetDefinedBenefitLiabilityAsset"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PaymentsInRespectOfSettlementsNetDefinedBenefitLiabilityAsset" xlink:to="lab_ifrs-full_PaymentsInRespectOfSettlementsNetDefinedBenefitLiabilityAsset" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ExercisePriceRangeFiveMember_ae430624-747a-4d44-a2f0-313595931a83_terseLabel_en-US" xlink:label="lab_bldp_ExercisePriceRangeFiveMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">$10.64 - $13.46</link:label>
    <link:label id="lab_bldp_ExercisePriceRangeFiveMember_label_en-US" xlink:label="lab_bldp_ExercisePriceRangeFiveMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Exercise Price Range Five [Member]</link:label>
    <link:label id="lab_bldp_ExercisePriceRangeFiveMember_documentation_en-US" xlink:label="lab_bldp_ExercisePriceRangeFiveMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Exercise Price Range Five</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ExercisePriceRangeFiveMember" xlink:href="bldp-20211231.xsd#bldp_ExercisePriceRangeFiveMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_ExercisePriceRangeFiveMember" xlink:to="lab_bldp_ExercisePriceRangeFiveMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_RecognitionDeferralOfProfitOnInventorySoldToThirdParties_1e97cf6a-94a9-4243-9270-845a9030730f_terseLabel_en-US" xlink:label="lab_bldp_RecognitionDeferralOfProfitOnInventorySoldToThirdParties" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Recognition (deferral) of 49% profit on inventory not yet sold to third party, net</link:label>
    <link:label id="lab_bldp_RecognitionDeferralOfProfitOnInventorySoldToThirdParties_label_en-US" xlink:label="lab_bldp_RecognitionDeferralOfProfitOnInventorySoldToThirdParties" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Recognition (Deferral) Of Profit On Inventory Sold To Third Parties</link:label>
    <link:label id="lab_bldp_RecognitionDeferralOfProfitOnInventorySoldToThirdParties_documentation_en-US" xlink:label="lab_bldp_RecognitionDeferralOfProfitOnInventorySoldToThirdParties" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Recognition (Deferral) Of Profit On Inventory Sold To Third Parties</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_RecognitionDeferralOfProfitOnInventorySoldToThirdParties" xlink:href="bldp-20211231.xsd#bldp_RecognitionDeferralOfProfitOnInventorySoldToThirdParties"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_RecognitionDeferralOfProfitOnInventorySoldToThirdParties" xlink:to="lab_bldp_RecognitionDeferralOfProfitOnInventorySoldToThirdParties" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TimingOfTransferOfGoodsOrServicesMember_e8341dbd-f8a1-4872-bb12-1a4245dc3f81_terseLabel_en-US" xlink:label="lab_ifrs-full_TimingOfTransferOfGoodsOrServicesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Timing of transfer of goods or services</link:label>
    <link:label id="lab_ifrs-full_TimingOfTransferOfGoodsOrServicesMember_label_en-US" xlink:label="lab_ifrs-full_TimingOfTransferOfGoodsOrServicesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Timing of transfer of goods or services [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TimingOfTransferOfGoodsOrServicesMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_TimingOfTransferOfGoodsOrServicesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TimingOfTransferOfGoodsOrServicesMember" xlink:to="lab_ifrs-full_TimingOfTransferOfGoodsOrServicesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ResearchAndDevelopmentTaxCreditsMember_0a5ebc2b-47d9-4f55-9f57-d4986edfeb9b_terseLabel_en-US" xlink:label="lab_bldp_ResearchAndDevelopmentTaxCreditsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Research and development tax credits</link:label>
    <link:label id="lab_bldp_ResearchAndDevelopmentTaxCreditsMember_label_en-US" xlink:label="lab_bldp_ResearchAndDevelopmentTaxCreditsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Research and Development Tax Credits [Member]</link:label>
    <link:label id="lab_bldp_ResearchAndDevelopmentTaxCreditsMember_documentation_en-US" xlink:label="lab_bldp_ResearchAndDevelopmentTaxCreditsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Research and Development Tax Credits</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ResearchAndDevelopmentTaxCreditsMember" xlink:href="bldp-20211231.xsd#bldp_ResearchAndDevelopmentTaxCreditsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_ResearchAndDevelopmentTaxCreditsMember" xlink:to="lab_bldp_ResearchAndDevelopmentTaxCreditsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_LeasesInterestRate_abb8d3de-d72c-471e-beea-ca88039df4f3_terseLabel_en-US" xlink:label="lab_bldp_LeasesInterestRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Interest rate</link:label>
    <link:label id="lab_bldp_LeasesInterestRate_label_en-US" xlink:label="lab_bldp_LeasesInterestRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Leases, Interest Rate</link:label>
    <link:label id="lab_bldp_LeasesInterestRate_documentation_en-US" xlink:label="lab_bldp_LeasesInterestRate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Leases, Interest Rate</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_LeasesInterestRate" xlink:href="bldp-20211231.xsd#bldp_LeasesInterestRate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_LeasesInterestRate" xlink:to="lab_bldp_LeasesInterestRate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrencyRiskMember_bd727a52-7155-4a99-874f-c9a75a3bfa64_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrencyRiskMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Currency risk</link:label>
    <link:label id="lab_ifrs-full_CurrencyRiskMember_label_en-US" xlink:label="lab_ifrs-full_CurrencyRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Currency risk [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrencyRiskMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CurrencyRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrencyRiskMember" xlink:to="lab_ifrs-full_CurrencyRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityTaxIdentificationNumber_6d59a1c8-2043-484b-8fef-46398871ad44_terseLabel_en-US" xlink:label="lab_dei_EntityTaxIdentificationNumber" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Tax Identification Number</link:label>
    <link:label id="lab_dei_EntityTaxIdentificationNumber_label_en-US" xlink:label="lab_dei_EntityTaxIdentificationNumber" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Tax Identification Number</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityTaxIdentificationNumber" xlink:to="lab_dei_EntityTaxIdentificationNumber" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_DocumentFiscalPeriodFocus_462dea85-4eb0-4384-8213-6fbcf34733a3_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Fiscal Period Focus</link:label>
    <link:label id="lab_dei_DocumentFiscalPeriodFocus_label_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Fiscal Period Focus</link:label>
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    <link:label id="lab_ifrs-full_DepreciationPropertyPlantAndEquipment_b0c90210-cf08-4c44-a65e-64f75a816cee_terseLabel_en-US" xlink:label="lab_ifrs-full_DepreciationPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Depreciation</link:label>
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    <link:label id="lab_bldp_SaleOfStockAxis_ce6086bc-e69a-4071-bffc-3e93f832bc07_terseLabel_en-US" xlink:label="lab_bldp_SaleOfStockAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Sale Of Stock [Axis]</link:label>
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    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughOtherChangesNetDefinedBenefitLiabilityAsset_6b787440-07c3-4453-a5ab-acd3c017f7ac_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughOtherChangesNetDefinedBenefitLiabilityAsset" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Benefits payable</link:label>
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    <link:label id="lab_bldp_GreenHydrogenMember_709e84c8-1c82-4481-b5ae-8a1431b0b08a_terseLabel_en-US" xlink:label="lab_bldp_GreenHydrogenMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Green Hydrogen</link:label>
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    <link:label id="lab_ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits_d32de7cd-2ddc-475a-a70b-9710e4937dcf_terseLabel_en-US" xlink:label="lab_ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Salaries and employee benefits</link:label>
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    <link:label id="lab_ifrs-full_SalesAndMarketingExpense_3977592f-b58d-4ada-a5e7-ef087c42a0eb_terseLabel_en-US" xlink:label="lab_ifrs-full_SalesAndMarketingExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Sales and marketing</link:label>
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    <link:label id="lab_ifrs-full_DebtInstrumentsPercentageContributedToFairValueOfPlanAssets_253742dd-1bda-4b8b-a2d0-329fb6497d18_terseLabel_en-US" xlink:label="lab_ifrs-full_DebtInstrumentsPercentageContributedToFairValueOfPlanAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt securities</link:label>
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    <link:label id="lab_ifrs-full_AveragePriceOfHedgingInstrument_fe026cf0-3bea-4d0c-b3d4-f38036a08d2a_terseLabel_en-US" xlink:label="lab_ifrs-full_AveragePriceOfHedgingInstrument" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Average price of hedging instrument (CDN per USD)</link:label>
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    <link:label id="lab_ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement_4ce281b4-30f8-40dc-8369-b1d7a3e12e73_verboseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Redeemed/exercised (in shares)</link:label>
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    <link:label id="lab_bldp_ProfitLossFromOperatingActivitiesOfCombinedEntityAsIfCombinationOccurredAtBeginningOfPeriod_3f1cac4b-f146-433b-9eb1-43529019ac34_terseLabel_en-US" xlink:label="lab_bldp_ProfitLossFromOperatingActivitiesOfCombinedEntityAsIfCombinationOccurredAtBeginningOfPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Loss from operations</link:label>
    <link:label id="lab_bldp_ProfitLossFromOperatingActivitiesOfCombinedEntityAsIfCombinationOccurredAtBeginningOfPeriod_label_en-US" xlink:label="lab_bldp_ProfitLossFromOperatingActivitiesOfCombinedEntityAsIfCombinationOccurredAtBeginningOfPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Profit (Loss) from Operating Activities of Combined Entity as if Combination Occurred at Beginning of Period</link:label>
    <link:label id="lab_bldp_ProfitLossFromOperatingActivitiesOfCombinedEntityAsIfCombinationOccurredAtBeginningOfPeriod_documentation_en-US" xlink:label="lab_bldp_ProfitLossFromOperatingActivitiesOfCombinedEntityAsIfCombinationOccurredAtBeginningOfPeriod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Profit (Loss) from Operating Activities of Combined Entity as if Combination Occurred at Beginning of Period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ProfitLossFromOperatingActivitiesOfCombinedEntityAsIfCombinationOccurredAtBeginningOfPeriod" xlink:href="bldp-20211231.xsd#bldp_ProfitLossFromOperatingActivitiesOfCombinedEntityAsIfCombinationOccurredAtBeginningOfPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_ProfitLossFromOperatingActivitiesOfCombinedEntityAsIfCombinationOccurredAtBeginningOfPeriod" xlink:to="lab_bldp_ProfitLossFromOperatingActivitiesOfCombinedEntityAsIfCombinationOccurredAtBeginningOfPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NetDefinedBenefitLiabilityAssetMember_e9d9419a-5756-438f-b901-96f1b42669af_terseLabel_en-US" xlink:label="lab_ifrs-full_NetDefinedBenefitLiabilityAssetMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net defined benefit liability (asset)</link:label>
    <link:label id="lab_ifrs-full_NetDefinedBenefitLiabilityAssetMember_label_en-US" xlink:label="lab_ifrs-full_NetDefinedBenefitLiabilityAssetMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net defined benefit liability (asset) [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NetDefinedBenefitLiabilityAssetMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_NetDefinedBenefitLiabilityAssetMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NetDefinedBenefitLiabilityAssetMember" xlink:to="lab_ifrs-full_NetDefinedBenefitLiabilityAssetMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AccountingProfit_97ddbef0-6806-414a-99f1-0ea4e4412bbe_terseLabel_en-US" xlink:label="lab_ifrs-full_AccountingProfit" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net loss before income taxes (from continuing operations)</link:label>
    <link:label id="lab_ifrs-full_AccountingProfit_label_en-US" xlink:label="lab_ifrs-full_AccountingProfit" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounting profit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AccountingProfit" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_AccountingProfit"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AccountingProfit" xlink:to="lab_ifrs-full_AccountingProfit" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ConsiderationPaidReceivedNet_78d4b432-8d10-47ad-9a15-c3bc741b90f7_negatedTerseLabel_en-US" xlink:label="lab_bldp_ConsiderationPaidReceivedNet" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash proceeds received on sale, net</link:label>
    <link:label id="lab_bldp_ConsiderationPaidReceivedNet_label_en-US" xlink:label="lab_bldp_ConsiderationPaidReceivedNet" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Consideration paid (received), net</link:label>
    <link:label id="lab_bldp_ConsiderationPaidReceivedNet_documentation_en-US" xlink:label="lab_bldp_ConsiderationPaidReceivedNet" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Consideration paid (received), net</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ConsiderationPaidReceivedNet" xlink:href="bldp-20211231.xsd#bldp_ConsiderationPaidReceivedNet"/>
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    <link:label id="lab_ifrs-full_FixturesAndFittingsMember_4a0ea49d-b558-4e8f-beb5-0bc31c26ff89_terseLabel_en-US" xlink:label="lab_ifrs-full_FixturesAndFittingsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Furniture and fixtures</link:label>
    <link:label id="lab_ifrs-full_FixturesAndFittingsMember_label_en-US" xlink:label="lab_ifrs-full_FixturesAndFittingsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fixtures and fittings [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FixturesAndFittingsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_FixturesAndFittingsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FixturesAndFittingsMember" xlink:to="lab_ifrs-full_FixturesAndFittingsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_DocumentRegistrationStatement_feb65ac7-40d5-4166-af54-583b9e892f08_terseLabel_en-US" xlink:label="lab_dei_DocumentRegistrationStatement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Registration Statement</link:label>
    <link:label id="lab_dei_DocumentRegistrationStatement_label_en-US" xlink:label="lab_dei_DocumentRegistrationStatement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Registration Statement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentRegistrationStatement" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentRegistrationStatement"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentRegistrationStatement" xlink:to="lab_dei_DocumentRegistrationStatement" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate_a86f4856-d44c-4c7e-a340-4ba65600a8e2_terseLabel_en-US" xlink:label="lab_ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Customer-related intangible assets recognised as of acquisition date</link:label>
    <link:label id="lab_ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Customer-related intangible assets recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FinancialAssetsMember_e166ef26-6c1c-427e-913e-062029e93377_terseLabel_en-US" xlink:label="lab_ifrs-full_FinancialAssetsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financial assets, class</link:label>
    <link:label id="lab_ifrs-full_FinancialAssetsMember_label_en-US" xlink:label="lab_ifrs-full_FinancialAssetsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financial assets, class [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinancialAssetsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_FinancialAssetsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FinancialAssetsMember" xlink:to="lab_ifrs-full_FinancialAssetsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_MaterialHandlingMember_cb87d369-667c-4861-bf02-62a22127f7d4_terseLabel_en-US" xlink:label="lab_bldp_MaterialHandlingMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Material Handling</link:label>
    <link:label id="lab_bldp_MaterialHandlingMember_label_en-US" xlink:label="lab_bldp_MaterialHandlingMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Material Handling [Member]</link:label>
    <link:label id="lab_bldp_MaterialHandlingMember_documentation_en-US" xlink:label="lab_bldp_MaterialHandlingMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Material Handling [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_MaterialHandlingMember" xlink:href="bldp-20211231.xsd#bldp_MaterialHandlingMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_MaterialHandlingMember" xlink:to="lab_bldp_MaterialHandlingMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory_23c5dd9a-3aea-4009-a13f-b69c4667a084_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred revenue</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of revenue from contracts with customers [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory" xlink:to="lab_ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_AuditorLocation_af4608a4-a857-4f2e-a8c2-cab3702273dd_terseLabel_en-US" xlink:label="lab_dei_AuditorLocation" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Auditor Location</link:label>
    <link:label id="lab_dei_AuditorLocation_label_en-US" xlink:label="lab_dei_AuditorLocation" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Auditor Location</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AuditorLocation" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_AuditorLocation"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_AuditorLocation" xlink:to="lab_dei_AuditorLocation" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_IncreaseDecreaseThroughChangesOtherThanRecognizedInProfitLossOrRemeasurementNetDefinedBenefitLiabilityAsset_60401955-59bf-4313-8ee1-5b8e1c14f0c7_totalLabel_en-US" xlink:label="lab_bldp_IncreaseDecreaseThroughChangesOtherThanRecognizedInProfitLossOrRemeasurementNetDefinedBenefitLiabilityAsset" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other total</link:label>
    <link:label id="lab_bldp_IncreaseDecreaseThroughChangesOtherThanRecognizedInProfitLossOrRemeasurementNetDefinedBenefitLiabilityAsset_label_en-US" xlink:label="lab_bldp_IncreaseDecreaseThroughChangesOtherThanRecognizedInProfitLossOrRemeasurementNetDefinedBenefitLiabilityAsset" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (Decrease) Through Changes Other Than Recognized In Profit (Loss) Or Remeasurement, Net Defined Benefit Liability (Asset)</link:label>
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    <link:label id="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables_9c88a3e9-d266-4ad9-970c-a5cc9a668b49_terseLabel_en-US" xlink:label="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trade and other receivables</link:label>
    <link:label id="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables_label_en-US" xlink:label="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Adjustments for decrease (increase) in trade and other receivables</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfClassesOfShareCapitalLineItems_bf6ce4db-8eaa-4e74-8ddf-3c821d2d2660_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfClassesOfShareCapitalLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of classes of share capital [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfClassesOfShareCapitalLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfClassesOfShareCapitalLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of classes of share capital [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfClassesOfShareCapitalLineItems" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfClassesOfShareCapitalLineItems"/>
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    <link:label id="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems_2efdc58e-5ce1-42d7-822b-2d85b9af364f_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of disaggregation of revenue from contracts with customers [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of disaggregation of revenue from contracts with customers [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems" xlink:to="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashTransferred_3b21ea8b-8934-4318-bdc9-cc0ddcd7568d_terseLabel_en-US" xlink:label="lab_ifrs-full_CashTransferred" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash paid</link:label>
    <link:label id="lab_ifrs-full_CashTransferred_label_en-US" xlink:label="lab_ifrs-full_CashTransferred" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash transferred</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashTransferred" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CashTransferred"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashTransferred" xlink:to="lab_ifrs-full_CashTransferred" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory_8604a8be-dcbe-434c-ac63-c5da02264e02_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of temporary difference, unused tax losses and unused tax credits</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of temporary difference, unused tax losses and unused tax credits [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory"/>
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    <link:label id="lab_bldp_ContingentConsiderationTerm_d0bca19f-c46c-4bac-bebe-10a0c4422d5b_terseLabel_en-US" xlink:label="lab_bldp_ContingentConsiderationTerm" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Performance milestones, term</link:label>
    <link:label id="lab_bldp_ContingentConsiderationTerm_label_en-US" xlink:label="lab_bldp_ContingentConsiderationTerm" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Contingent Consideration, Term</link:label>
    <link:label id="lab_bldp_ContingentConsiderationTerm_documentation_en-US" xlink:label="lab_bldp_ContingentConsiderationTerm" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Contingent Consideration, Term</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ContingentConsiderationTerm" xlink:href="bldp-20211231.xsd#bldp_ContingentConsiderationTerm"/>
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    <link:label id="lab_country_TW_1da09702-6af1-4270-9433-fe2aeca262d8_terseLabel_en-US" xlink:label="lab_country_TW" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Taiwan</link:label>
    <link:label id="lab_country_TW_label_en-US" xlink:label="lab_country_TW" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">TAIWAN, PROVINCE OF CHINA</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_country_TW" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_TW"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_TW" xlink:to="lab_country_TW" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_Equity_6e50585e-cefb-4cb5-b745-ddad90de431a_totalLabel_en-US" xlink:label="lab_ifrs-full_Equity" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total equity</link:label>
    <link:label id="lab_ifrs-full_Equity_aa4aaf7a-9f12-44ba-a1f2-f4a1ba6b8a93_periodStartLabel_en-US" xlink:label="lab_ifrs-full_Equity" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity</link:label>
    <link:label id="lab_ifrs-full_Equity_1b3a6dc1-00cf-4a7a-bd3a-e456547e5f0c_periodEndLabel_en-US" xlink:label="lab_ifrs-full_Equity" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity</link:label>
    <link:label id="lab_ifrs-full_Equity_label_en-US" xlink:label="lab_ifrs-full_Equity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Equity" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_Equity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_Equity" xlink:to="lab_ifrs-full_Equity" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_Security12bTitle_9d48cf95-32d6-4eec-b8b5-18c8c7cd9cd1_terseLabel_en-US" xlink:label="lab_dei_Security12bTitle" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Title of 12(b) Security</link:label>
    <link:label id="lab_dei_Security12bTitle_label_en-US" xlink:label="lab_dei_Security12bTitle" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Title of 12(b) Security</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_Security12bTitle"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_Security12bTitle" xlink:to="lab_dei_Security12bTitle" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable_cc985787-3a16-4ed0-bdd2-361bd58f34f9_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of disaggregation of revenue from contracts with customers [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of disaggregation of revenue from contracts with customers [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable" xlink:to="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_EquityMethodInvesteeNameDomain_3ad9d91f-f266-4724-acf4-7d0ba416a9e5_terseLabel_en-US" xlink:label="lab_srt_EquityMethodInvesteeNameDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investment, Name [Domain]</link:label>
    <link:label id="lab_srt_EquityMethodInvesteeNameDomain_label_en-US" xlink:label="lab_srt_EquityMethodInvesteeNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investment, Name [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_EquityMethodInvesteeNameDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_EquityMethodInvesteeNameDomain" xlink:to="lab_srt_EquityMethodInvesteeNameDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityPrimarySicNumber_e580eaac-a902-4aa6-a48a-1adafaf9d38c_terseLabel_en-US" xlink:label="lab_dei_EntityPrimarySicNumber" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Primary SIC Number</link:label>
    <link:label id="lab_dei_EntityPrimarySicNumber_label_en-US" xlink:label="lab_dei_EntityPrimarySicNumber" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Primary SIC Number</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityPrimarySicNumber" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityPrimarySicNumber"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityPrimarySicNumber" xlink:to="lab_dei_EntityPrimarySicNumber" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OfficeEquipmentMember_f11dca42-0e93-4484-96cb-d4e48ac1f480_terseLabel_en-US" xlink:label="lab_ifrs-full_OfficeEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equipment</link:label>
    <link:label id="lab_ifrs-full_OfficeEquipmentMember_label_en-US" xlink:label="lab_ifrs-full_OfficeEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Office equipment [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OfficeEquipmentMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_OfficeEquipmentMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OfficeEquipmentMember" xlink:to="lab_ifrs-full_OfficeEquipmentMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_LineOfCreditFacilityMaximumBorrowingCapacity1_e7c7cbe2-7885-4581-b3c7-e3e0599d55b6_terseLabel_en-US" xlink:label="lab_bldp_LineOfCreditFacilityMaximumBorrowingCapacity1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Facility, maximum borrowing capacity</link:label>
    <link:label id="lab_bldp_LineOfCreditFacilityMaximumBorrowingCapacity1_label_en-US" xlink:label="lab_bldp_LineOfCreditFacilityMaximumBorrowingCapacity1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Line Of Credit Facility, Maximum Borrowing Capacity1</link:label>
    <link:label id="lab_bldp_LineOfCreditFacilityMaximumBorrowingCapacity1_documentation_en-US" xlink:label="lab_bldp_LineOfCreditFacilityMaximumBorrowingCapacity1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Line Of Credit Facility, Maximum Borrowing Capacity1</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_LineOfCreditFacilityMaximumBorrowingCapacity1" xlink:href="bldp-20211231.xsd#bldp_LineOfCreditFacilityMaximumBorrowingCapacity1"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_LineOfCreditFacilityMaximumBorrowingCapacity1" xlink:to="lab_bldp_LineOfCreditFacilityMaximumBorrowingCapacity1" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_DisclosureOfDetailedInformationAboutInventoriesTableTextBlock_ab6dabce-a9d7-4275-aeae-a59bdc28dc22_terseLabel_en-US" xlink:label="lab_bldp_DisclosureOfDetailedInformationAboutInventoriesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure Of Detailed Information About Inventories</link:label>
    <link:label id="lab_bldp_DisclosureOfDetailedInformationAboutInventoriesTableTextBlock_label_en-US" xlink:label="lab_bldp_DisclosureOfDetailedInformationAboutInventoriesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure Of Detailed Information About Inventories [Table Text Block]</link:label>
    <link:label id="lab_bldp_DisclosureOfDetailedInformationAboutInventoriesTableTextBlock_documentation_en-US" xlink:label="lab_bldp_DisclosureOfDetailedInformationAboutInventoriesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure Of Detailed Information About Inventories [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_DisclosureOfDetailedInformationAboutInventoriesTableTextBlock" xlink:href="bldp-20211231.xsd#bldp_DisclosureOfDetailedInformationAboutInventoriesTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_DisclosureOfDetailedInformationAboutInventoriesTableTextBlock" xlink:to="lab_bldp_DisclosureOfDetailedInformationAboutInventoriesTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_country_SE_f63c808c-c48d-414f-bb91-a72189de3c3c_terseLabel_en-US" xlink:label="lab_country_SE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Sweden</link:label>
    <link:label id="lab_country_SE_label_en-US" xlink:label="lab_country_SE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">SWEDEN</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_country_SE" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_SE"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_SE" xlink:to="lab_country_SE" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_DocumentType_a4e22b1a-3369-448e-abd6-87e0761d8723_terseLabel_en-US" xlink:label="lab_dei_DocumentType" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Type</link:label>
    <link:label id="lab_dei_DocumentType_label_en-US" xlink:label="lab_dei_DocumentType" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Type</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentType"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentType" xlink:to="lab_dei_DocumentType" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory_a0c6cd66-8750-4e9c-b73e-86779b4c374d_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of net defined benefit liability (asset)</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of net defined benefit liability (asset) [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory" xlink:to="lab_ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_BusinessContactMember_f5399f93-b83b-4a81-a33a-cc673f4a6f7b_terseLabel_en-US" xlink:label="lab_dei_BusinessContactMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Business Contact</link:label>
    <link:label id="lab_dei_BusinessContactMember_label_en-US" xlink:label="lab_dei_BusinessContactMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Business Contact [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_BusinessContactMember" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_BusinessContactMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_BusinessContactMember" xlink:to="lab_dei_BusinessContactMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_EliminationOfUnrealizedProfitOnDownstreamSales_f15a0854-2524-42a6-b7e7-c2f184285d6c_negatedTerseLabel_en-US" xlink:label="lab_bldp_EliminationOfUnrealizedProfitOnDownstreamSales" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Elimination of unrealized profit on downstream sales, net of sale to third party</link:label>
    <link:label id="lab_bldp_EliminationOfUnrealizedProfitOnDownstreamSales_label_en-US" xlink:label="lab_bldp_EliminationOfUnrealizedProfitOnDownstreamSales" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Elimination of Unrealized Profit on Downstream Sales</link:label>
    <link:label id="lab_bldp_EliminationOfUnrealizedProfitOnDownstreamSales_documentation_en-US" xlink:label="lab_bldp_EliminationOfUnrealizedProfitOnDownstreamSales" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Elimination of Unrealized Profit on Downstream Sales</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_EliminationOfUnrealizedProfitOnDownstreamSales" xlink:href="bldp-20211231.xsd#bldp_EliminationOfUnrealizedProfitOnDownstreamSales"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_EliminationOfUnrealizedProfitOnDownstreamSales" xlink:to="lab_bldp_EliminationOfUnrealizedProfitOnDownstreamSales" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TypesOfRisksAxis_8c37ecc9-0024-452a-926e-16ac56dc83b0_terseLabel_en-US" xlink:label="lab_ifrs-full_TypesOfRisksAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Types of risks [axis]</link:label>
    <link:label id="lab_ifrs-full_TypesOfRisksAxis_label_en-US" xlink:label="lab_ifrs-full_TypesOfRisksAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Types of risks [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TypesOfRisksAxis" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_TypesOfRisksAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TypesOfRisksAxis" xlink:to="lab_ifrs-full_TypesOfRisksAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_NumberOfBenefitPlans_cbf1211c-855a-4819-9212-3cef4359c4a1_terseLabel_en-US" xlink:label="lab_bldp_NumberOfBenefitPlans" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of plans</link:label>
    <link:label id="lab_bldp_NumberOfBenefitPlans_label_en-US" xlink:label="lab_bldp_NumberOfBenefitPlans" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number Of Benefit Plans</link:label>
    <link:label id="lab_bldp_NumberOfBenefitPlans_documentation_en-US" xlink:label="lab_bldp_NumberOfBenefitPlans" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number Of Benefit Plans</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_NumberOfBenefitPlans" xlink:href="bldp-20211231.xsd#bldp_NumberOfBenefitPlans"/>
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    <link:label id="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems_308ad66b-24f1-48f0-bf15-67ed09abac02_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of terms and conditions of share-based payment arrangement [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of terms and conditions of share-based payment arrangement [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems"/>
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    <link:label id="lab_bldp_DisclosureofComprehensiveIncomeLossByPlanTypeTableTextBlock_90d6f32a-fde2-493f-aa72-811703a07d8d_terseLabel_en-US" xlink:label="lab_bldp_DisclosureofComprehensiveIncomeLossByPlanTypeTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of comprehensive income by plan type</link:label>
    <link:label id="lab_bldp_DisclosureofComprehensiveIncomeLossByPlanTypeTableTextBlock_label_en-US" xlink:label="lab_bldp_DisclosureofComprehensiveIncomeLossByPlanTypeTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of Comprehensive Income Loss By Plan Type [Table Text Block]</link:label>
    <link:label id="lab_bldp_DisclosureofComprehensiveIncomeLossByPlanTypeTableTextBlock_documentation_en-US" xlink:label="lab_bldp_DisclosureofComprehensiveIncomeLossByPlanTypeTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of Comprehensive Income Loss By Plan Type [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_DisclosureofComprehensiveIncomeLossByPlanTypeTableTextBlock" xlink:href="bldp-20211231.xsd#bldp_DisclosureofComprehensiveIncomeLossByPlanTypeTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_DisclosureofComprehensiveIncomeLossByPlanTypeTableTextBlock" xlink:to="lab_bldp_DisclosureofComprehensiveIncomeLossByPlanTypeTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PortionOfConsiderationPaidReceivedConsistingOfCashAndCashEquivalents_dfc971ce-9300-458e-badf-cfda9281713d_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_PortionOfConsiderationPaidReceivedConsistingOfCashAndCashEquivalents" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total proceeds</link:label>
    <link:label id="lab_ifrs-full_PortionOfConsiderationPaidReceivedConsistingOfCashAndCashEquivalents_label_en-US" xlink:label="lab_ifrs-full_PortionOfConsiderationPaidReceivedConsistingOfCashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Portion of consideration paid (received) consisting of cash and cash equivalents</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PortionOfConsiderationPaidReceivedConsistingOfCashAndCashEquivalents" xlink:to="lab_ifrs-full_PortionOfConsiderationPaidReceivedConsistingOfCashAndCashEquivalents" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_EquityInterestsOfAcquirerDiscounted_c29d807a-4e55-4bb8-9a17-98773aff41e5_terseLabel_en-US" xlink:label="lab_bldp_EquityInterestsOfAcquirerDiscounted" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity value, discounted</link:label>
    <link:label id="lab_bldp_EquityInterestsOfAcquirerDiscounted_2bfaed8d-c428-4023-ab22-e051544d359f_verboseLabel_en-US" xlink:label="lab_bldp_EquityInterestsOfAcquirerDiscounted" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred share consideration</link:label>
    <link:label id="lab_bldp_EquityInterestsOfAcquirerDiscounted_label_en-US" xlink:label="lab_bldp_EquityInterestsOfAcquirerDiscounted" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity Interests of Acquirer, Discounted</link:label>
    <link:label id="lab_bldp_EquityInterestsOfAcquirerDiscounted_documentation_en-US" xlink:label="lab_bldp_EquityInterestsOfAcquirerDiscounted" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity Interests of Acquirer, Discounted</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_EquityInterestsOfAcquirerDiscounted" xlink:href="bldp-20211231.xsd#bldp_EquityInterestsOfAcquirerDiscounted"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_EquityInterestsOfAcquirerDiscounted" xlink:to="lab_bldp_EquityInterestsOfAcquirerDiscounted" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NoncurrentAssetsAbstract_27f29c0d-e653-4787-8777-2bed282dbff0_terseLabel_en-US" xlink:label="lab_ifrs-full_NoncurrentAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Non-current assets:</link:label>
    <link:label id="lab_ifrs-full_NoncurrentAssetsAbstract_label_en-US" xlink:label="lab_ifrs-full_NoncurrentAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Non-current assets [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentAssetsAbstract" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_NoncurrentAssetsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NoncurrentAssetsAbstract" xlink:to="lab_ifrs-full_NoncurrentAssetsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EquityAndLiabilitiesAbstract_beadaa92-c787-4412-8c18-62649418e66b_terseLabel_en-US" xlink:label="lab_ifrs-full_EquityAndLiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Liabilities and Equity</link:label>
    <link:label id="lab_ifrs-full_EquityAndLiabilitiesAbstract_label_en-US" xlink:label="lab_ifrs-full_EquityAndLiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity and liabilities [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityAndLiabilitiesAbstract" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_EquityAndLiabilitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EquityAndLiabilitiesAbstract" xlink:to="lab_ifrs-full_EquityAndLiabilitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfOtherProvisionsTable_60f583fe-3257-42ba-97ec-b138b0ae0d25_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfOtherProvisionsTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of other provisions [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfOtherProvisionsTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfOtherProvisionsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of other provisions [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfOtherProvisionsTable" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfOtherProvisionsTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfOtherProvisionsTable" xlink:to="lab_ifrs-full_DisclosureOfOtherProvisionsTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherCurrentReceivables_de75e46d-da45-4af5-8871-74960edfe166_terseLabel_en-US" xlink:label="lab_ifrs-full_OtherCurrentReceivables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other receivables</link:label>
    <link:label id="lab_ifrs-full_OtherCurrentReceivables_label_en-US" xlink:label="lab_ifrs-full_OtherCurrentReceivables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other current receivables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherCurrentReceivables" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_OtherCurrentReceivables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherCurrentReceivables" xlink:to="lab_ifrs-full_OtherCurrentReceivables" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GeographicalAreasMember_311fc4f7-8fec-4436-95bb-f3680f7d0673_terseLabel_en-US" xlink:label="lab_ifrs-full_GeographicalAreasMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Geographical areas</link:label>
    <link:label id="lab_ifrs-full_GeographicalAreasMember_label_en-US" xlink:label="lab_ifrs-full_GeographicalAreasMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Geographical areas [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GeographicalAreasMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_GeographicalAreasMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GeographicalAreasMember" xlink:to="lab_ifrs-full_GeographicalAreasMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ClassesOfProvisionsAxis_487b3739-7fe7-48d0-8f8a-9c84e41b6aa9_terseLabel_en-US" xlink:label="lab_ifrs-full_ClassesOfProvisionsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Classes of other provisions [axis]</link:label>
    <link:label id="lab_ifrs-full_ClassesOfProvisionsAxis_label_en-US" xlink:label="lab_ifrs-full_ClassesOfProvisionsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Classes of other provisions [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ClassesOfProvisionsAxis" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ClassesOfProvisionsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ClassesOfProvisionsAxis" xlink:to="lab_ifrs-full_ClassesOfProvisionsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfMajorCustomersLineItems_b9c5636b-264b-4a8d-8a9a-b5523b5b4009_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfMajorCustomersLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of major customers [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfMajorCustomersLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfMajorCustomersLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of major customers [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfMajorCustomersLineItems" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfMajorCustomersLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfMajorCustomersLineItems" xlink:to="lab_ifrs-full_DisclosureOfMajorCustomersLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary_2b08a270-604c-434f-bf2b-20a2a8f37f84_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred share consideration related to acquisition (note 7)</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (decrease) through acquisition of subsidiary, equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForUnrealisedForeignExchangeLossesGains_1e6277cf-028d-4bb7-a388-1a0915c9030c_terseLabel_en-US" xlink:label="lab_ifrs-full_AdjustmentsForUnrealisedForeignExchangeLossesGains" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Unrealized gain on forward contracts</link:label>
    <link:label id="lab_ifrs-full_AdjustmentsForUnrealisedForeignExchangeLossesGains_label_en-US" xlink:label="lab_ifrs-full_AdjustmentsForUnrealisedForeignExchangeLossesGains" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Adjustments for unrealised foreign exchange losses (gains)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForUnrealisedForeignExchangeLossesGains" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_AdjustmentsForUnrealisedForeignExchangeLossesGains"/>
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    <link:label id="lab_bldp_RoyaltyObligationContingentPercentage_b1bf2cc2-2362-4dc5-9094-6928b9f08ec0_terseLabel_en-US" xlink:label="lab_bldp_RoyaltyObligationContingentPercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Royalty obligation, percentage</link:label>
    <link:label id="lab_bldp_RoyaltyObligationContingentPercentage_label_en-US" xlink:label="lab_bldp_RoyaltyObligationContingentPercentage" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Royalty Obligation, Contingent, Percentage</link:label>
    <link:label id="lab_bldp_RoyaltyObligationContingentPercentage_documentation_en-US" xlink:label="lab_bldp_RoyaltyObligationContingentPercentage" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Royalty Obligation, Percentage</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_RoyaltyObligationContingentPercentage" xlink:href="bldp-20211231.xsd#bldp_RoyaltyObligationContingentPercentage"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_RoyaltyObligationContingentPercentage" xlink:to="lab_bldp_RoyaltyObligationContingentPercentage" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory_3168f503-ee88-4422-9b3f-3cf4bfe87a34_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Basis of preparation</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of basis of preparation of financial statements [text block]</link:label>
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    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ApplicableTaxRate" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ApplicableTaxRate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ApplicableTaxRate" xlink:to="lab_ifrs-full_ApplicableTaxRate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfBorrowingsExplanatory_08305953-3b17-4949-8390-524f7bf8b2e5_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfBorrowingsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Bank facilities</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfBorrowingsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfBorrowingsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of borrowings [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfBorrowingsExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfBorrowingsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfBorrowingsExplanatory" xlink:to="lab_ifrs-full_DisclosureOfBorrowingsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_DocumentPeriodEndDate_92b7bf4b-378e-40a6-ae9c-c86473619ee1_terseLabel_en-US" xlink:label="lab_dei_DocumentPeriodEndDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Period End Date</link:label>
    <link:label id="lab_dei_DocumentPeriodEndDate_label_en-US" xlink:label="lab_dei_DocumentPeriodEndDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Period End Date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentPeriodEndDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentPeriodEndDate" xlink:to="lab_dei_DocumentPeriodEndDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseInExistingProvisionsOtherProvisions_e8599459-be39-47db-a6f9-537ac592f4fd_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseInExistingProvisionsOtherProvisions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Upward adjustments / increase in provision</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseInExistingProvisionsOtherProvisions_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseInExistingProvisionsOtherProvisions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase in existing provisions, other provisions</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseInExistingProvisionsOtherProvisions" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_IncreaseDecreaseInExistingProvisionsOtherProvisions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseInExistingProvisionsOtherProvisions" xlink:to="lab_ifrs-full_IncreaseDecreaseInExistingProvisionsOtherProvisions" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_DeRecognitionOfRightOfUseAssets_f1712857-3871-4829-8952-ca3f8b790acd_negatedLabel_en-US" xlink:label="lab_bldp_DeRecognitionOfRightOfUseAssets" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">De-recognition</link:label>
    <link:label id="lab_bldp_DeRecognitionOfRightOfUseAssets_label_en-US" xlink:label="lab_bldp_DeRecognitionOfRightOfUseAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">De-recognition of right-of-use assets</link:label>
    <link:label id="lab_bldp_DeRecognitionOfRightOfUseAssets_documentation_en-US" xlink:label="lab_bldp_DeRecognitionOfRightOfUseAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">De-recognition of right-of-use assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_DeRecognitionOfRightOfUseAssets" xlink:href="bldp-20211231.xsd#bldp_DeRecognitionOfRightOfUseAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_DeRecognitionOfRightOfUseAssets" xlink:to="lab_bldp_DeRecognitionOfRightOfUseAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ReserveOfExchangeDifferencesOnTranslation_88e9403a-8b68-4544-8940-53b613db5be8_terseLabel_en-US" xlink:label="lab_ifrs-full_ReserveOfExchangeDifferencesOnTranslation" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Foreign currency reserve</link:label>
    <link:label id="lab_ifrs-full_ReserveOfExchangeDifferencesOnTranslation_label_en-US" xlink:label="lab_ifrs-full_ReserveOfExchangeDifferencesOnTranslation" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Reserve of exchange differences on translation</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReserveOfExchangeDifferencesOnTranslation" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ReserveOfExchangeDifferencesOnTranslation"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ReserveOfExchangeDifferencesOnTranslation" xlink:to="lab_ifrs-full_ReserveOfExchangeDifferencesOnTranslation" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_StatementOfChangesInEquityTable_36c7fcd5-bc56-4411-bb02-11e273fcd636_terseLabel_en-US" xlink:label="lab_ifrs-full_StatementOfChangesInEquityTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of changes in equity [table]</link:label>
    <link:label id="lab_ifrs-full_StatementOfChangesInEquityTable_label_en-US" xlink:label="lab_ifrs-full_StatementOfChangesInEquityTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of changes in equity [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfChangesInEquityTable" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_StatementOfChangesInEquityTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_StatementOfChangesInEquityTable" xlink:to="lab_ifrs-full_StatementOfChangesInEquityTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProductsAndServicesAxis_2880cc69-4a2e-4900-8d4d-db24690d0e8d_terseLabel_en-US" xlink:label="lab_ifrs-full_ProductsAndServicesAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Products and services [axis]</link:label>
    <link:label id="lab_ifrs-full_ProductsAndServicesAxis_label_en-US" xlink:label="lab_ifrs-full_ProductsAndServicesAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Products and services [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProductsAndServicesAxis" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ProductsAndServicesAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProductsAndServicesAxis" xlink:to="lab_ifrs-full_ProductsAndServicesAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRightsMember_ee4426bf-0ee3-4c48-bea8-81e64c2909a7_verboseLabel_en-US" xlink:label="lab_ifrs-full_CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRightsMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Acquired patents, know-how and in-process research &amp; development</link:label>
    <link:label id="lab_ifrs-full_CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRightsMember_b97c91ff-b55c-472f-8ccc-bbec1b694df3_terseLabel_en-US" xlink:label="lab_ifrs-full_CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRightsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Acquired Intellectual Property</link:label>
    <link:label id="lab_ifrs-full_CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRightsMember_label_en-US" xlink:label="lab_ifrs-full_CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRightsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Copyrights, patents and other industrial property rights, service and operating rights [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRightsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRightsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRightsMember" xlink:to="lab_ifrs-full_CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRightsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentContractLiabilities_31b301ad-172c-4ec5-9f54-1ffda77f61db_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentContractLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred revenue</link:label>
    <link:label id="lab_ifrs-full_CurrentContractLiabilities_49328bb2-5d3a-497b-9a56-0bf8b7f9ac75_periodStartLabel_en-US" xlink:label="lab_ifrs-full_CurrentContractLiabilities" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Beginning Balance</link:label>
    <link:label id="lab_ifrs-full_CurrentContractLiabilities_e24841e5-1f31-4729-84c4-710a112b16b4_periodEndLabel_en-US" xlink:label="lab_ifrs-full_CurrentContractLiabilities" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ending Balance</link:label>
    <link:label id="lab_ifrs-full_CurrentContractLiabilities_label_en-US" xlink:label="lab_ifrs-full_CurrentContractLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current contract liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentContractLiabilities" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CurrentContractLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentContractLiabilities" xlink:to="lab_ifrs-full_CurrentContractLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsTable_cf346fe1-372a-405f-9b26-0e7b372e1fb7_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about intangible assets [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about intangible assets [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIntangibleAssetsTable" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfIntangibleAssetsTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfIntangibleAssetsTable" xlink:to="lab_ifrs-full_DisclosureOfIntangibleAssetsTable" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_WeichaiPowerCo.Member_e91def91-c560-4122-b8ff-7474d6d32e60_terseLabel_en-US" xlink:label="lab_bldp_WeichaiPowerCo.Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weichai Power</link:label>
    <link:label id="lab_bldp_WeichaiPowerCo.Member_label_en-US" xlink:label="lab_bldp_WeichaiPowerCo.Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weichai Power Co. [Member]</link:label>
    <link:label id="lab_bldp_WeichaiPowerCo.Member_documentation_en-US" xlink:label="lab_bldp_WeichaiPowerCo.Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weichai Power Co. [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_WeichaiPowerCo.Member" xlink:href="bldp-20211231.xsd#bldp_WeichaiPowerCo.Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_WeichaiPowerCo.Member" xlink:to="lab_bldp_WeichaiPowerCo.Member" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_AdditionsThroughBusinessCombinationsRightOfUseAssets_7d08cf69-74a0-439f-a17a-6b9896432bed_terseLabel_en-US" xlink:label="lab_bldp_AdditionsThroughBusinessCombinationsRightOfUseAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additions through acquisition</link:label>
    <link:label id="lab_bldp_AdditionsThroughBusinessCombinationsRightOfUseAssets_label_en-US" xlink:label="lab_bldp_AdditionsThroughBusinessCombinationsRightOfUseAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additions through business combinations, right of use assets</link:label>
    <link:label id="lab_bldp_AdditionsThroughBusinessCombinationsRightOfUseAssets_documentation_en-US" xlink:label="lab_bldp_AdditionsThroughBusinessCombinationsRightOfUseAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additions through business combinations, right of use assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_AdditionsThroughBusinessCombinationsRightOfUseAssets" xlink:href="bldp-20211231.xsd#bldp_AdditionsThroughBusinessCombinationsRightOfUseAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_AdditionsThroughBusinessCombinationsRightOfUseAssets" xlink:to="lab_bldp_AdditionsThroughBusinessCombinationsRightOfUseAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfMajorCustomersTable_213e010c-74d5-4cd1-a788-273e3f0459ad_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfMajorCustomersTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of major customers [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfMajorCustomersTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfMajorCustomersTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of major customers [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfMajorCustomersTable" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfMajorCustomersTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfMajorCustomersTable" xlink:to="lab_ifrs-full_DisclosureOfMajorCustomersTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradeAndOtherCurrentPayables_0b3045a9-1d95-40cb-b749-2c2c4cd47419_terseLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentPayables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trade and other payables</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherCurrentPayables_b3ed7f11-c077-4489-82b4-429c9bb2d00a_totalLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentPayables" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trade and other payables</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherCurrentPayables_label_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentPayables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trade and other current payables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeAndOtherCurrentPayables" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_TradeAndOtherCurrentPayables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradeAndOtherCurrentPayables" xlink:to="lab_ifrs-full_TradeAndOtherCurrentPayables" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GrossCarryingAmountMember_bd5d48c7-4ae2-45e2-86e4-1734270982ac_terseLabel_en-US" xlink:label="lab_ifrs-full_GrossCarryingAmountMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cost</link:label>
    <link:label id="lab_ifrs-full_GrossCarryingAmountMember_label_en-US" xlink:label="lab_ifrs-full_GrossCarryingAmountMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Gross carrying amount [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GrossCarryingAmountMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_GrossCarryingAmountMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GrossCarryingAmountMember" xlink:to="lab_ifrs-full_GrossCarryingAmountMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory_c632440e-c70e-44a6-acb7-bb7468a37936_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Subsequent Event</link:label>
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    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfSensitivityAnalysisForActuarialAssumptionsTable" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfSensitivityAnalysisForActuarialAssumptionsTable"/>
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    <link:label id="lab_bldp_ExercisePriceRangeOneMember_167c7bc3-c79f-4791-9465-f9f6496a68de_terseLabel_en-US" xlink:label="lab_bldp_ExercisePriceRangeOneMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">$1.23 - $1.50</link:label>
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    <link:label id="lab_bldp_ExercisePriceRangeOneMember_documentation_en-US" xlink:label="lab_bldp_ExercisePriceRangeOneMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Exercise Price Range One [Member]</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfGeographicalAreasTable_8287cc17-1b3c-49df-a0c0-bca67c76c94f_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfGeographicalAreasTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of geographical areas [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfGeographicalAreasTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfGeographicalAreasTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of geographical areas [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfGeographicalAreasTable" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfGeographicalAreasTable"/>
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    <link:label id="lab_bldp_CashFlowStatementAbstract_7eea113f-7c7c-43b3-84f2-d9e98b1acc4d_terseLabel_en-US" xlink:label="lab_bldp_CashFlowStatementAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash Flow Statement [Abstract]</link:label>
    <link:label id="lab_bldp_CashFlowStatementAbstract_label_en-US" xlink:label="lab_bldp_CashFlowStatementAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash Flow Statement [Abstract]</link:label>
    <link:label id="lab_bldp_CashFlowStatementAbstract_documentation_en-US" xlink:label="lab_bldp_CashFlowStatementAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash Flow Statement [Abstract]</link:label>
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    <link:label id="lab_bldp_NumberOfSharesAvailableForGrantInShareBasedPaymentArrangement_abfbe0de-929c-4c03-9bd7-d9f0b4db5278_terseLabel_en-US" xlink:label="lab_bldp_NumberOfSharesAvailableForGrantInShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Shares to be issued (in shares)</link:label>
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    <link:label id="lab_bldp_NumberOfSharesAvailableForGrantInShareBasedPaymentArrangement_documentation_en-US" xlink:label="lab_bldp_NumberOfSharesAvailableForGrantInShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number Of Shares Available For Grant, In Share-Based Payment Arrangement</link:label>
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    <link:label id="lab_bldp_JointVentureNumberOfBoardSeatsHeld_89dee8b9-9eca-4e27-9754-02a0450e3085_terseLabel_en-US" xlink:label="lab_bldp_JointVentureNumberOfBoardSeatsHeld" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of board seats held</link:label>
    <link:label id="lab_bldp_JointVentureNumberOfBoardSeatsHeld_label_en-US" xlink:label="lab_bldp_JointVentureNumberOfBoardSeatsHeld" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Joint Venture, Number Of Board Seats Held</link:label>
    <link:label id="lab_bldp_JointVentureNumberOfBoardSeatsHeld_documentation_en-US" xlink:label="lab_bldp_JointVentureNumberOfBoardSeatsHeld" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Joint Venture, Number Of Board Seats Held</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_JointVentureNumberOfBoardSeatsHeld" xlink:href="bldp-20211231.xsd#bldp_JointVentureNumberOfBoardSeatsHeld"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_JointVentureNumberOfBoardSeatsHeld" xlink:to="lab_bldp_JointVentureNumberOfBoardSeatsHeld" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradeReceivablesMember_f4ff3d78-ea25-49ab-b27a-93c0a73eaaf8_terseLabel_en-US" xlink:label="lab_ifrs-full_TradeReceivablesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trade receivables</link:label>
    <link:label id="lab_ifrs-full_TradeReceivablesMember_label_en-US" xlink:label="lab_ifrs-full_TradeReceivablesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trade receivables [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeReceivablesMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_TradeReceivablesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradeReceivablesMember" xlink:to="lab_ifrs-full_TradeReceivablesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_FinanceExpenseNet_594d062d-d245-481f-a31d-3e360d92480d_negatedTotalLabel_en-US" xlink:label="lab_bldp_FinanceExpenseNet" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net finance income (loss)</link:label>
    <link:label id="lab_bldp_FinanceExpenseNet_label_en-US" xlink:label="lab_bldp_FinanceExpenseNet" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Finance Expense, Net</link:label>
    <link:label id="lab_bldp_FinanceExpenseNet_documentation_en-US" xlink:label="lab_bldp_FinanceExpenseNet" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Finance Expense, Net</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillLineItems_25958d9c-01d8-4b97-9e9a-faf30949a446_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of reconciliation of changes in goodwill [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of reconciliation of changes in goodwill [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillLineItems" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillLineItems" xlink:to="lab_ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EarningsPerShareAbstract_9b5ba394-f8df-4852-96dc-407cff968dfd_terseLabel_en-US" xlink:label="lab_ifrs-full_EarningsPerShareAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Basic and diluted loss per share</link:label>
    <link:label id="lab_ifrs-full_EarningsPerShareAbstract_label_en-US" xlink:label="lab_ifrs-full_EarningsPerShareAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Earnings per share [abstract]</link:label>
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    <link:label id="lab_ifrs-full_Revenue_0bb0dd03-efab-4728-a4f1-a0e31311d9cd_terseLabel_en-US" xlink:label="lab_ifrs-full_Revenue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenue</link:label>
    <link:label id="lab_ifrs-full_Revenue_label_en-US" xlink:label="lab_ifrs-full_Revenue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenue</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Revenue" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_Revenue"/>
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    <link:label id="lab_ifrs-full_AcquisitionsThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill_a99880ab-04ee-46de-a862-c0fa3d48d532_terseLabel_en-US" xlink:label="lab_ifrs-full_AcquisitionsThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Acquisition of intangible assets</link:label>
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    <link:label id="lab_ifrs-full_EquityAndLiabilities_1e08c1dd-b5c6-4bfe-8c28-44a11224541f_totalLabel_en-US" xlink:label="lab_ifrs-full_EquityAndLiabilities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total liabilities and equity</link:label>
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    <link:label id="lab_bldp_ChangeInUnrecognizedDeductibleTemporaryDifferences_a1e469ed-92a4-485f-bba3-64fd8745e678_terseLabel_en-US" xlink:label="lab_bldp_ChangeInUnrecognizedDeductibleTemporaryDifferences" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Change in unrecognized deductible temporary differences</link:label>
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    <link:loc xlink:type="locator" xlink:label="loc_bldp_ChangeInUnrecognizedDeductibleTemporaryDifferences" xlink:href="bldp-20211231.xsd#bldp_ChangeInUnrecognizedDeductibleTemporaryDifferences"/>
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    <link:label id="lab_ifrs-full_DisclosureOfFinancialAssetsExplanatory_1d3350ef-6a46-4d13-94a9-112dfee705e4_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfFinancialAssetsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trade and other receivables</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfFinancialAssetsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfFinancialAssetsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of financial assets [text block]</link:label>
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    <link:label id="lab_bldp_OperatingSegmentsAbstract_98c5c003-9eac-4878-ae43-5bd8b2beee27_terseLabel_en-US" xlink:label="lab_bldp_OperatingSegmentsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Operating Segments [Abstract]</link:label>
    <link:label id="lab_bldp_OperatingSegmentsAbstract_label_en-US" xlink:label="lab_bldp_OperatingSegmentsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Operating Segments [Abstract]</link:label>
    <link:label id="lab_bldp_OperatingSegmentsAbstract_documentation_en-US" xlink:label="lab_bldp_OperatingSegmentsAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Operating Segments [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_OperatingSegmentsAbstract" xlink:href="bldp-20211231.xsd#bldp_OperatingSegmentsAbstract"/>
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    <link:label id="lab_ifrs-full_DisclosureOfInventoriesExplanatory_20c5e1e5-e112-42b9-a356-3cafa4c78015_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfInventoriesExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Inventories</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfInventoriesExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfInventoriesExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of inventories [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfInventoriesExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfInventoriesExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfInventoriesExplanatory" xlink:to="lab_ifrs-full_DisclosureOfInventoriesExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_MachineryMember_a08d07c6-1b08-4bb0-8152-475f3ac1bd65_terseLabel_en-US" xlink:label="lab_ifrs-full_MachineryMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Production and test equipment</link:label>
    <link:label id="lab_ifrs-full_MachineryMember_label_en-US" xlink:label="lab_ifrs-full_MachineryMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Machinery [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_MachineryMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_MachineryMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_MachineryMember" xlink:to="lab_ifrs-full_MachineryMember" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityCurrentReportingStatus_6a815d08-5c9c-4682-b742-eb4ef7ef18d9_terseLabel_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Current Reporting Status</link:label>
    <link:label id="lab_dei_EntityCurrentReportingStatus_label_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Current Reporting Status</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCurrentReportingStatus" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityCurrentReportingStatus"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCurrentReportingStatus" xlink:to="lab_dei_EntityCurrentReportingStatus" xlink:type="arc" order="1"/>
    <link:label id="lab_country_UA_6ad80075-5663-4901-b409-e1060b4f06f7_terseLabel_en-US" xlink:label="lab_country_UA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ukraine</link:label>
    <link:label id="lab_country_UA_label_en-US" xlink:label="lab_country_UA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">UKRAINE</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_country_UA" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_UA"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_UA" xlink:to="lab_country_UA" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_RelatedPartyAbstract_7c40989f-e9d8-4de5-bc45-572c00a5defa_terseLabel_en-US" xlink:label="lab_bldp_RelatedPartyAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Related Party [Abstract]</link:label>
    <link:label id="lab_bldp_RelatedPartyAbstract_label_en-US" xlink:label="lab_bldp_RelatedPartyAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Related Party [Abstract]</link:label>
    <link:label id="lab_bldp_RelatedPartyAbstract_documentation_en-US" xlink:label="lab_bldp_RelatedPartyAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Related Party [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_RelatedPartyAbstract" xlink:href="bldp-20211231.xsd#bldp_RelatedPartyAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_RelatedPartyAbstract" xlink:to="lab_bldp_RelatedPartyAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GainLossRecognisedOnMeasurementToFairValueLessCostsToSellOrOnDisposalOfAssetsOrDisposalGroupsConstitutingDiscontinuedOperation_625aca9c-6c8b-4aca-8ae4-e11401247192_terseLabel_en-US" xlink:label="lab_ifrs-full_GainLossRecognisedOnMeasurementToFairValueLessCostsToSellOrOnDisposalOfAssetsOrDisposalGroupsConstitutingDiscontinuedOperation" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Gain (loss) on sale of assets</link:label>
    <link:label id="lab_ifrs-full_GainLossRecognisedOnMeasurementToFairValueLessCostsToSellOrOnDisposalOfAssetsOrDisposalGroupsConstitutingDiscontinuedOperation_label_en-US" xlink:label="lab_ifrs-full_GainLossRecognisedOnMeasurementToFairValueLessCostsToSellOrOnDisposalOfAssetsOrDisposalGroupsConstitutingDiscontinuedOperation" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Gain (loss) recognised on measurement to fair value less costs to sell or on disposal of assets or disposal groups constituting discontinued operation</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GainLossRecognisedOnMeasurementToFairValueLessCostsToSellOrOnDisposalOfAssetsOrDisposalGroupsConstitutingDiscontinuedOperation" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_GainLossRecognisedOnMeasurementToFairValueLessCostsToSellOrOnDisposalOfAssetsOrDisposalGroupsConstitutingDiscontinuedOperation"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GainLossRecognisedOnMeasurementToFairValueLessCostsToSellOrOnDisposalOfAssetsOrDisposalGroupsConstitutingDiscontinuedOperation" xlink:to="lab_ifrs-full_GainLossRecognisedOnMeasurementToFairValueLessCostsToSellOrOnDisposalOfAssetsOrDisposalGroupsConstitutingDiscontinuedOperation" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TopOfRangeMember_23052912-a9da-42b4-9f59-dda1f83cb5ff_terseLabel_en-US" xlink:label="lab_ifrs-full_TopOfRangeMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Top of range</link:label>
    <link:label id="lab_ifrs-full_TopOfRangeMember_label_en-US" xlink:label="lab_ifrs-full_TopOfRangeMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Top of range [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TopOfRangeMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_TopOfRangeMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TopOfRangeMember" xlink:to="lab_ifrs-full_TopOfRangeMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInInvestingActivities_6b7abe8e-c3a6-4e42-8f32-b517200ad821_totalLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash used in investing activities</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInInvestingActivities_label_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash flows from (used in) investing activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:to="lab_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ExpenseRelatingToShorttermLeasesForWhichRecognitionExemptionHasBeenUsed_c138ed2b-32f5-4c90-b90e-e4257425b095_terseLabel_en-US" xlink:label="lab_ifrs-full_ExpenseRelatingToShorttermLeasesForWhichRecognitionExemptionHasBeenUsed" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expenses relating to short-term leases</link:label>
    <link:label id="lab_ifrs-full_ExpenseRelatingToShorttermLeasesForWhichRecognitionExemptionHasBeenUsed_label_en-US" xlink:label="lab_ifrs-full_ExpenseRelatingToShorttermLeasesForWhichRecognitionExemptionHasBeenUsed" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expense relating to short-term leases for which recognition exemption has been used</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ExpenseRelatingToShorttermLeasesForWhichRecognitionExemptionHasBeenUsed" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ExpenseRelatingToShorttermLeasesForWhichRecognitionExemptionHasBeenUsed"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ExpenseRelatingToShorttermLeasesForWhichRecognitionExemptionHasBeenUsed" xlink:to="lab_ifrs-full_ExpenseRelatingToShorttermLeasesForWhichRecognitionExemptionHasBeenUsed" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DilutedEarningsLossPerShareFromContinuingOperations_1f7496f7-48f5-45b1-95e0-1a3ca66a8623_terseLabel_en-US" xlink:label="lab_ifrs-full_DilutedEarningsLossPerShareFromContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Continuing operations, diluted (in dollars per share)</link:label>
    <link:label id="lab_ifrs-full_DilutedEarningsLossPerShareFromContinuingOperations_label_en-US" xlink:label="lab_ifrs-full_DilutedEarningsLossPerShareFromContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Diluted earnings (loss) per share from continuing operations</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DilutedEarningsLossPerShareFromContinuingOperations" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DilutedEarningsLossPerShareFromContinuingOperations"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DilutedEarningsLossPerShareFromContinuingOperations" xlink:to="lab_ifrs-full_DilutedEarningsLossPerShareFromContinuingOperations" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_NumberOfSharesIssuedPerAwardRedeemed_feae0b50-15f6-4783-8f3e-847d7f6a32e4_terseLabel_en-US" xlink:label="lab_bldp_NumberOfSharesIssuedPerAwardRedeemed" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of common shares each unit is redeemable for (in shares)</link:label>
    <link:label id="lab_bldp_NumberOfSharesIssuedPerAwardRedeemed_label_en-US" xlink:label="lab_bldp_NumberOfSharesIssuedPerAwardRedeemed" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number Of Shares Issued Per Award Redeemed</link:label>
    <link:label id="lab_bldp_NumberOfSharesIssuedPerAwardRedeemed_documentation_en-US" xlink:label="lab_bldp_NumberOfSharesIssuedPerAwardRedeemed" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number Of Shares Issued Per Award Redeemed</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_NumberOfSharesIssuedPerAwardRedeemed" xlink:href="bldp-20211231.xsd#bldp_NumberOfSharesIssuedPerAwardRedeemed"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_NumberOfSharesIssuedPerAwardRedeemed" xlink:to="lab_bldp_NumberOfSharesIssuedPerAwardRedeemed" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PresentValueOfDefinedBenefitObligationMember_ae6d1bd9-81c3-41ee-a8f8-9fddb138a06f_terseLabel_en-US" xlink:label="lab_ifrs-full_PresentValueOfDefinedBenefitObligationMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Defined benefit obligation</link:label>
    <link:label id="lab_ifrs-full_PresentValueOfDefinedBenefitObligationMember_label_en-US" xlink:label="lab_ifrs-full_PresentValueOfDefinedBenefitObligationMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Present value of defined benefit obligation [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PresentValueOfDefinedBenefitObligationMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_PresentValueOfDefinedBenefitObligationMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PresentValueOfDefinedBenefitObligationMember" xlink:to="lab_ifrs-full_PresentValueOfDefinedBenefitObligationMember" xlink:type="arc" order="1"/>
    <link:label id="lab_country_US_8ca82759-9443-4d30-bf99-c92b94a1cfd3_terseLabel_en-US" xlink:label="lab_country_US" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">United States</link:label>
    <link:label id="lab_country_US_label_en-US" xlink:label="lab_country_US" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">UNITED STATES</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_country_US" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_US"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_US" xlink:to="lab_country_US" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_KeyManagementPersonnelCompensationDueToChangeInControlPaymentEquivalentPeriod_1a5913a3-2471-4e1b-b7db-3bfad4ac8454_terseLabel_en-US" xlink:label="lab_bldp_KeyManagementPersonnelCompensationDueToChangeInControlPaymentEquivalentPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Payment equivalent period (months)</link:label>
    <link:label id="lab_bldp_KeyManagementPersonnelCompensationDueToChangeInControlPaymentEquivalentPeriod_label_en-US" xlink:label="lab_bldp_KeyManagementPersonnelCompensationDueToChangeInControlPaymentEquivalentPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Key Management Personnel Compensation, Due To Change In Control, Payment Equivalent Period</link:label>
    <link:label id="lab_bldp_KeyManagementPersonnelCompensationDueToChangeInControlPaymentEquivalentPeriod_documentation_en-US" xlink:label="lab_bldp_KeyManagementPersonnelCompensationDueToChangeInControlPaymentEquivalentPeriod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Key Management Personnel Compensation, Due To Change In Control, Payment Equivalent Period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_KeyManagementPersonnelCompensationDueToChangeInControlPaymentEquivalentPeriod" xlink:href="bldp-20211231.xsd#bldp_KeyManagementPersonnelCompensationDueToChangeInControlPaymentEquivalentPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_KeyManagementPersonnelCompensationDueToChangeInControlPaymentEquivalentPeriod" xlink:to="lab_bldp_KeyManagementPersonnelCompensationDueToChangeInControlPaymentEquivalentPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory_0521ec84-8bcd-49a9-a522-9213d01b45f3_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Finance income and expense</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of finance income (cost) [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory" xlink:to="lab_ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PercentageOfReasonablyPossibleDecreaseInActuarialAssumption_187258b8-4b1a-4424-88e1-2bc3556a1724_terseLabel_en-US" xlink:label="lab_ifrs-full_PercentageOfReasonablyPossibleDecreaseInActuarialAssumption" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Percentage of reasonably possible decrease in actuarial assumption</link:label>
    <link:label id="lab_ifrs-full_PercentageOfReasonablyPossibleDecreaseInActuarialAssumption_label_en-US" xlink:label="lab_ifrs-full_PercentageOfReasonablyPossibleDecreaseInActuarialAssumption" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Percentage of reasonably possible decrease in actuarial assumption</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PercentageOfReasonablyPossibleDecreaseInActuarialAssumption" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_PercentageOfReasonablyPossibleDecreaseInActuarialAssumption"/>
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    <link:label id="lab_bldp_NumberOfSharesAcquiredEquityInvestment_c1364502-dd01-4fb5-9d4d-28ba479832ad_terseLabel_en-US" xlink:label="lab_bldp_NumberOfSharesAcquiredEquityInvestment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of shares purchased (in shares)</link:label>
    <link:label id="lab_bldp_NumberOfSharesAcquiredEquityInvestment_label_en-US" xlink:label="lab_bldp_NumberOfSharesAcquiredEquityInvestment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of Shares Acquired, Equity Investment</link:label>
    <link:label id="lab_bldp_NumberOfSharesAcquiredEquityInvestment_documentation_en-US" xlink:label="lab_bldp_NumberOfSharesAcquiredEquityInvestment" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of Shares Acquired, Equity Investment</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_NumberOfSharesAcquiredEquityInvestment" xlink:href="bldp-20211231.xsd#bldp_NumberOfSharesAcquiredEquityInvestment"/>
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    <link:label id="lab_ifrs-full_BorrowingsByNameAxis_8a7c2ed3-bc4c-4e60-af15-f606ef382c09_terseLabel_en-US" xlink:label="lab_ifrs-full_BorrowingsByNameAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Borrowings by name [axis]</link:label>
    <link:label id="lab_ifrs-full_BorrowingsByNameAxis_label_en-US" xlink:label="lab_ifrs-full_BorrowingsByNameAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Borrowings by name [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BorrowingsByNameAxis" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_BorrowingsByNameAxis"/>
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    <link:label id="lab_bldp_SaleOfEquitySecuritiesNumberOfSharesSold_b559b80f-e9ba-4ceb-bdd2-1cdfed14e937_terseLabel_en-US" xlink:label="lab_bldp_SaleOfEquitySecuritiesNumberOfSharesSold" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of shares sold of an investment (in shares)</link:label>
    <link:label id="lab_bldp_SaleOfEquitySecuritiesNumberOfSharesSold_label_en-US" xlink:label="lab_bldp_SaleOfEquitySecuritiesNumberOfSharesSold" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Sale of Equity Securities, Number of Shares Sold</link:label>
    <link:label id="lab_bldp_SaleOfEquitySecuritiesNumberOfSharesSold_documentation_en-US" xlink:label="lab_bldp_SaleOfEquitySecuritiesNumberOfSharesSold" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Sale of Equity Securities, Number of Shares Sold</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_SaleOfEquitySecuritiesNumberOfSharesSold" xlink:href="bldp-20211231.xsd#bldp_SaleOfEquitySecuritiesNumberOfSharesSold"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_SaleOfEquitySecuritiesNumberOfSharesSold" xlink:to="lab_bldp_SaleOfEquitySecuritiesNumberOfSharesSold" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_NumberOfSharesReceivedInSaleOfStockTransaction_ca60bbe6-e502-4687-8040-3018b109df8c_terseLabel_en-US" xlink:label="lab_bldp_NumberOfSharesReceivedInSaleOfStockTransaction" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of shares received in sale of stock transaction</link:label>
    <link:label id="lab_bldp_NumberOfSharesReceivedInSaleOfStockTransaction_label_en-US" xlink:label="lab_bldp_NumberOfSharesReceivedInSaleOfStockTransaction" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of Shares Received in Sale of Stock Transaction</link:label>
    <link:label id="lab_bldp_NumberOfSharesReceivedInSaleOfStockTransaction_documentation_en-US" xlink:label="lab_bldp_NumberOfSharesReceivedInSaleOfStockTransaction" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of Shares Received in Sale of Stock Transaction</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_NumberOfSharesReceivedInSaleOfStockTransaction" xlink:href="bldp-20211231.xsd#bldp_NumberOfSharesReceivedInSaleOfStockTransaction"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_NumberOfSharesReceivedInSaleOfStockTransaction" xlink:to="lab_bldp_NumberOfSharesReceivedInSaleOfStockTransaction" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax_dbc1198e-4741-4388-bac1-822d9d467423_totalLabel_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Items that may be reclassified subsequently to profit or loss</link:label>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax_label_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other comprehensive income that will be reclassified to profit or loss, net of tax</link:label>
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    <link:label id="lab_bldp_PensionAdministrativeExpense_6b99c709-6df7-4554-8250-af15d4d09e9d_negatedTerseLabel_en-US" xlink:label="lab_bldp_PensionAdministrativeExpense" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pension administration expense</link:label>
    <link:label id="lab_bldp_PensionAdministrativeExpense_label_en-US" xlink:label="lab_bldp_PensionAdministrativeExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pension Administrative Expense</link:label>
    <link:label id="lab_bldp_PensionAdministrativeExpense_documentation_en-US" xlink:label="lab_bldp_PensionAdministrativeExpense" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pension Administrative Expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_PensionAdministrativeExpense" xlink:href="bldp-20211231.xsd#bldp_PensionAdministrativeExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_PensionAdministrativeExpense" xlink:to="lab_bldp_PensionAdministrativeExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityAddressPostalZipCode_33f30928-96a0-40ae-9612-85e9381eb6b7_terseLabel_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, Postal Zip Code</link:label>
    <link:label id="lab_dei_EntityAddressPostalZipCode_label_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, Postal Zip Code</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressPostalZipCode"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressPostalZipCode" xlink:to="lab_dei_EntityAddressPostalZipCode" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory_acb9e80f-6bdb-41c6-ae19-25b886329d9b_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, plant and equipment</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of property, plant and equipment [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory" xlink:to="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_OtherGeographicalAreasMember_9c1cd1a0-1dc7-4bf7-9f7a-e562c89e2474_terseLabel_en-US" xlink:label="lab_bldp_OtherGeographicalAreasMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other</link:label>
    <link:label id="lab_bldp_OtherGeographicalAreasMember_label_en-US" xlink:label="lab_bldp_OtherGeographicalAreasMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Geographical Areas [Member]</link:label>
    <link:label id="lab_bldp_OtherGeographicalAreasMember_documentation_en-US" xlink:label="lab_bldp_OtherGeographicalAreasMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Geographical Areas [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_OtherGeographicalAreasMember" xlink:href="bldp-20211231.xsd#bldp_OtherGeographicalAreasMember"/>
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    <link:label id="lab_ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement_4bb3e309-f4ff-47e0-a6e3-75419334e789_terseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Options granted (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement_label_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of share options granted in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement"/>
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    <link:label id="lab_ifrs-full_CurrentRawMaterialsAndCurrentProductionSupplies_2e7222d2-59b4-4f56-9024-26b72121cb1f_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentRawMaterialsAndCurrentProductionSupplies" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Raw materials and consumables</link:label>
    <link:label id="lab_ifrs-full_CurrentRawMaterialsAndCurrentProductionSupplies_label_en-US" xlink:label="lab_ifrs-full_CurrentRawMaterialsAndCurrentProductionSupplies" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current raw materials and current production supplies</link:label>
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    <link:label id="lab_ifrs-full_Liabilities_7d7a9628-cd39-4751-acd3-026316bb1a6d_totalLabel_en-US" xlink:label="lab_ifrs-full_Liabilities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total liabilities</link:label>
    <link:label id="lab_ifrs-full_Liabilities_label_en-US" xlink:label="lab_ifrs-full_Liabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Liabilities" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_Liabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_Liabilities" xlink:to="lab_ifrs-full_Liabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EquityInterestsOfAcquirer_a2488f7c-5523-450e-9a19-fc38d7368d6e_terseLabel_en-US" xlink:label="lab_ifrs-full_EquityInterestsOfAcquirer" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity total value</link:label>
    <link:label id="lab_ifrs-full_EquityInterestsOfAcquirer_label_en-US" xlink:label="lab_ifrs-full_EquityInterestsOfAcquirer" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity interests of acquirer</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityInterestsOfAcquirer" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_EquityInterestsOfAcquirer"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EquityInterestsOfAcquirer" xlink:to="lab_ifrs-full_EquityInterestsOfAcquirer" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_DisclosureonSaleofAssetsLineItems_91cc94db-163a-49b6-9a1b-b1143602ece4_terseLabel_en-US" xlink:label="lab_bldp_DisclosureonSaleofAssetsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure on Sale of Assets [Line Items]</link:label>
    <link:label id="lab_bldp_DisclosureonSaleofAssetsLineItems_label_en-US" xlink:label="lab_bldp_DisclosureonSaleofAssetsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure on Sale of Assets [Line Items]</link:label>
    <link:label id="lab_bldp_DisclosureonSaleofAssetsLineItems_documentation_en-US" xlink:label="lab_bldp_DisclosureonSaleofAssetsLineItems" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">[Line Items] for Disclosure on Sale of Assets [Table]</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_DisclosureonSaleofAssetsLineItems" xlink:to="lab_bldp_DisclosureonSaleofAssetsLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_DisposalGroupNameDomain_8e2ae861-de0c-445c-a66c-9192452837df_terseLabel_en-US" xlink:label="lab_bldp_DisposalGroupNameDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disposal Group Name [Domain]</link:label>
    <link:label id="lab_bldp_DisposalGroupNameDomain_label_en-US" xlink:label="lab_bldp_DisposalGroupNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disposal Group Name [Domain]</link:label>
    <link:label id="lab_bldp_DisposalGroupNameDomain_documentation_en-US" xlink:label="lab_bldp_DisposalGroupNameDomain" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">[Domain] for Disposal Group Name [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_DisposalGroupNameDomain" xlink:href="bldp-20211231.xsd#bldp_DisposalGroupNameDomain"/>
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    <link:label id="lab_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents_121de4e6-779e-4f40-aece-a3e10266b12c_totalLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase in cash and cash equivalents</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfIncomeTaxExplanatory_0f448d03-fee0-4010-a9c5-d817410b904d_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfIncomeTaxExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Income taxes</link:label>
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    <link:label id="lab_dei_EntityAddressAddressLine1_3f87587b-e1ce-4d71-81a8-135a4f92773e_terseLabel_en-US" xlink:label="lab_dei_EntityAddressAddressLine1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, Address Line One</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsExplanatory_dd0cc1ab-8807-41b4-9d9c-7b538b0d7a2f_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of nature and extent of risks arising from financial instruments</link:label>
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    <link:label id="lab_bldp_TaxEffectOfTaxCreditsEarned_c9baa94b-8430-4354-bf53-1c38e8cc624e_negatedTerseLabel_en-US" xlink:label="lab_bldp_TaxEffectOfTaxCreditsEarned" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investment tax credits earned</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsExplanatory_60924cc8-4dea-44c9-b832-b3be53c09f41_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of range of exercise prices of outstanding share options</link:label>
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    <link:label id="lab_ifrs-full_UnusedProvisionReversedOtherProvisions_cef3c22e-605b-4044-98c8-d4cbcc875bb5_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_UnusedProvisionReversedOtherProvisions" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Provisions reversed/expired during the year</link:label>
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    <link:label id="lab_bldp_ActuarialAssumptionOfDiscountRatesNetExpense_eaccbb9e-0290-411d-86fd-f99135d43d5e_terseLabel_en-US" xlink:label="lab_bldp_ActuarialAssumptionOfDiscountRatesNetExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Discount rate, net expense</link:label>
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    <link:label id="lab_ifrs-full_DeferredTaxLiabilities_20a3be29-9023-4007-82c8-7741254e77dd_terseLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred income tax liability</link:label>
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    <link:label id="lab_bldp_PropertyPlantandEquipmentAndIntangibleAssetsMember_d609427d-89f9-4ea2-a565-4c2ba354391e_terseLabel_en-US" xlink:label="lab_bldp_PropertyPlantandEquipmentAndIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, plant and equipment and intangible assets</link:label>
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    <link:label id="lab_bldp_PropertyPlantandEquipmentAndIntangibleAssetsMember_documentation_en-US" xlink:label="lab_bldp_PropertyPlantandEquipmentAndIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, Plant and Equipment And Intangible Assets [Member]</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfCashFlowStatementExplanatory_1ba88b08-6808-4ed8-a194-17579582ce3f_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfCashFlowStatementExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Supplemental disclosure of cash flow information</link:label>
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    <link:label id="lab_ifrs-full_EquityMember_125d4f64-a335-4386-b2e1-86d2f511eeae_terseLabel_en-US" xlink:label="lab_ifrs-full_EquityMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity [member]</link:label>
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    <link:label id="lab_ifrs-full_RangeAxis_2bb3a35c-c4b0-470c-b7b1-0cc676766d19_terseLabel_en-US" xlink:label="lab_ifrs-full_RangeAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Range [axis]</link:label>
    <link:label id="lab_ifrs-full_RangeAxis_label_en-US" xlink:label="lab_ifrs-full_RangeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Range [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RangeAxis" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_RangeAxis"/>
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    <link:label id="lab_ifrs-full_DisclosureOfChangesInAccountingPoliciesAccountingEstimatesAndErrorsExplanatory_1fa24c15-02a7-4c87-8a0c-e39afd1f3e75_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfChangesInAccountingPoliciesAccountingEstimatesAndErrorsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Changes in accounting policies</link:label>
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    <link:label id="lab_bldp_PlanAssetsAtFairValueAllocationPercentage_88f84ad9-69ae-42f9-ad5d-c3f00f47ef27_totalLabel_en-US" xlink:label="lab_bldp_PlanAssetsAtFairValueAllocationPercentage" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total</link:label>
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    <link:label id="lab_bldp_PlanAssetsAtFairValueAllocationPercentage_documentation_en-US" xlink:label="lab_bldp_PlanAssetsAtFairValueAllocationPercentage" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Plan Assets At Fair Value, Allocation Percentage</link:label>
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    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans_5cbd6cbe-add6-40bb-9632-29757d626210_verboseLabel_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Actuarial gain (loss) on defined benefit plans</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentTable_47c7d59f-686a-48e5-a307-8f4f7dc08fbc_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about property, plant and equipment [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about property, plant and equipment [table]</link:label>
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    <link:label id="lab_ifrs-full_SignificantInvestmentsInSubsidiariesAxis_026df7e0-7ec0-45ac-b173-b8ffd0fea17e_terseLabel_en-US" xlink:label="lab_ifrs-full_SignificantInvestmentsInSubsidiariesAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Subsidiaries [axis]</link:label>
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    <link:label id="lab_bldp_InventoriesAbstract_ebb576b9-6435-424e-98a8-c77bd2f76d64_terseLabel_en-US" xlink:label="lab_bldp_InventoriesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Inventories [Abstract]</link:label>
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    <link:label id="lab_bldp_ProspectusMember_43810583-f1b6-4067-b437-fe14ab8d3245_terseLabel_en-US" xlink:label="lab_bldp_ProspectusMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Prospectus</link:label>
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    <link:label id="lab_ifrs-full_AssetsAbstract_e5d250a4-f205-46a2-bcf4-0d0e69c0d342_terseLabel_en-US" xlink:label="lab_ifrs-full_AssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Assets</link:label>
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    <link:label id="lab_srt_RangeMember_aa2a8f2f-06cc-41c5-9d64-2a9cda655454_terseLabel_en-US" xlink:label="lab_srt_RangeMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statistical Measurement [Domain]</link:label>
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    <link:label id="lab_ifrs-full_DisposalsIntangibleAssetsOtherThanGoodwill_370a98e6-e44b-413d-a0db-e80b5c338e04_negatedLabel_en-US" xlink:label="lab_ifrs-full_DisposalsIntangibleAssetsOtherThanGoodwill" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disposals</link:label>
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    <link:label id="lab_bldp_AdjustmentsForLossesDecommissioningOfLiabilities_documentation_en-US" xlink:label="lab_bldp_AdjustmentsForLossesDecommissioningOfLiabilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Adjustments for losses, decommissioning of liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_AdjustmentsForLossesDecommissioningOfLiabilities" xlink:href="bldp-20211231.xsd#bldp_AdjustmentsForLossesDecommissioningOfLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_AdjustmentsForLossesDecommissioningOfLiabilities" xlink:to="lab_bldp_AdjustmentsForLossesDecommissioningOfLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_CustomerOneMember_623d4648-fd11-4085-a5d2-30e6011ece72_terseLabel_en-US" xlink:label="lab_bldp_CustomerOneMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Individual customer one</link:label>
    <link:label id="lab_bldp_CustomerOneMember_label_en-US" xlink:label="lab_bldp_CustomerOneMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Customer One [Member]</link:label>
    <link:label id="lab_bldp_CustomerOneMember_documentation_en-US" xlink:label="lab_bldp_CustomerOneMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Customer One [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_CustomerOneMember" xlink:href="bldp-20211231.xsd#bldp_CustomerOneMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_CustomerOneMember" xlink:to="lab_bldp_CustomerOneMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory_f8053bc8-5949-4321-974b-2eac05013656_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about property, plant and equipment</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about property, plant and equipment [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory" xlink:to="lab_ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_CleanH2FundMember_83c7ea91-3a55-4928-bc60-515f81e44dd7_terseLabel_en-US" xlink:label="lab_bldp_CleanH2FundMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">CleanH2 Fund</link:label>
    <link:label id="lab_bldp_CleanH2FundMember_label_en-US" xlink:label="lab_bldp_CleanH2FundMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Clean H2 Fund [Member]</link:label>
    <link:label id="lab_bldp_CleanH2FundMember_documentation_en-US" xlink:label="lab_bldp_CleanH2FundMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Clean H2 Fund</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_CleanH2FundMember" xlink:href="bldp-20211231.xsd#bldp_CleanH2FundMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_CleanH2FundMember" xlink:to="lab_bldp_CleanH2FundMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis_4b4f222c-4903-4b8c-81f7-135cfc90d553_terseLabel_en-US" xlink:label="lab_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Classes of intangible assets other than goodwill [axis]</link:label>
    <link:label id="lab_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis_label_en-US" xlink:label="lab_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Classes of intangible assets other than goodwill [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" xlink:to="lab_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory_7a8e9380-94cc-452b-9725-87889ffd9d9b_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of reconciliation of changes in intangible assets</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of reconciliation of changes in intangible assets and goodwill [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory" xlink:to="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_InternallygeneratedfuelcellMember_e57596d9-cb73-4ea7-90c5-545d37e00b39_terseLabel_en-US" xlink:label="lab_bldp_InternallygeneratedfuelcellMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Internally generated fuel cell intangible assets</link:label>
    <link:label id="lab_bldp_InternallygeneratedfuelcellMember_label_en-US" xlink:label="lab_bldp_InternallygeneratedfuelcellMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Internally generated fuel cell [Member]</link:label>
    <link:label id="lab_bldp_InternallygeneratedfuelcellMember_documentation_en-US" xlink:label="lab_bldp_InternallygeneratedfuelcellMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Internally generated fuel cell [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_InternallygeneratedfuelcellMember" xlink:href="bldp-20211231.xsd#bldp_InternallygeneratedfuelcellMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_InternallygeneratedfuelcellMember" xlink:to="lab_bldp_InternallygeneratedfuelcellMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment_2b721e8f-0ef6-4043-8946-e76c96c19cb7_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effect of movements in exchange rates</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (decrease) through net exchange differences, property, plant and equipment</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RoyaltyExpense_6cd5b478-a327-4aaf-ac5f-746cef7c3e45_terseLabel_en-US" xlink:label="lab_ifrs-full_RoyaltyExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Royalty expense</link:label>
    <link:label id="lab_ifrs-full_RoyaltyExpense_label_en-US" xlink:label="lab_ifrs-full_RoyaltyExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Royalty expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RoyaltyExpense" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_RoyaltyExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RoyaltyExpense" xlink:to="lab_ifrs-full_RoyaltyExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RetainedEarningsMember_1bf1ea06-fded-4924-8e51-cc9cbaf40cd5_terseLabel_en-US" xlink:label="lab_ifrs-full_RetainedEarningsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accumulated deficit</link:label>
    <link:label id="lab_ifrs-full_RetainedEarningsMember_label_en-US" xlink:label="lab_ifrs-full_RetainedEarningsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retained earnings [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RetainedEarningsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_RetainedEarningsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RetainedEarningsMember" xlink:to="lab_ifrs-full_RetainedEarningsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted_f8d2aee3-de1c-4e5a-8118-76f291ae815e_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expected volatility</link:label>
    <link:label id="lab_ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted_label_en-US" xlink:label="lab_ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expected volatility, share options granted</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted" xlink:to="lab_ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_LaterThanFiveYearsMember_cf1e50cc-833f-4c99-91d6-7e716264fc5e_terseLabel_en-US" xlink:label="lab_ifrs-full_LaterThanFiveYearsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">More than five years</link:label>
    <link:label id="lab_ifrs-full_LaterThanFiveYearsMember_label_en-US" xlink:label="lab_ifrs-full_LaterThanFiveYearsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Later than five years [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LaterThanFiveYearsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_LaterThanFiveYearsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LaterThanFiveYearsMember" xlink:to="lab_ifrs-full_LaterThanFiveYearsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_FinancialInstrumentForecastedDefaultRate_2145d67e-e1c1-42ab-adf9-5168a1772ff6_terseLabel_en-US" xlink:label="lab_bldp_FinancialInstrumentForecastedDefaultRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Forecasted default rate</link:label>
    <link:label id="lab_bldp_FinancialInstrumentForecastedDefaultRate_label_en-US" xlink:label="lab_bldp_FinancialInstrumentForecastedDefaultRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financial Instrument, Forecasted Default Rate</link:label>
    <link:label id="lab_bldp_FinancialInstrumentForecastedDefaultRate_documentation_en-US" xlink:label="lab_bldp_FinancialInstrumentForecastedDefaultRate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financial Instrument, Forecasted Default Rate</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_FinancialInstrumentForecastedDefaultRate" xlink:href="bldp-20211231.xsd#bldp_FinancialInstrumentForecastedDefaultRate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_FinancialInstrumentForecastedDefaultRate" xlink:to="lab_bldp_FinancialInstrumentForecastedDefaultRate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CustomerrelatedIntangibleAssetsMember_a71b20f8-fd06-4fc3-ba47-37cb8dccec29_verboseLabel_en-US" xlink:label="lab_ifrs-full_CustomerrelatedIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Acquired customer contracts and relationships</link:label>
    <link:label id="lab_ifrs-full_CustomerrelatedIntangibleAssetsMember_a3ec6d4e-2032-444b-9fd4-9bc715a2f70b_terseLabel_en-US" xlink:label="lab_ifrs-full_CustomerrelatedIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Customer-related intangible assets [member]</link:label>
    <link:label id="lab_ifrs-full_CustomerrelatedIntangibleAssetsMember_label_en-US" xlink:label="lab_ifrs-full_CustomerrelatedIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Customer-related intangible assets [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CustomerrelatedIntangibleAssetsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CustomerrelatedIntangibleAssetsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CustomerrelatedIntangibleAssetsMember" xlink:to="lab_ifrs-full_CustomerrelatedIntangibleAssetsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherCurrentLiabilities_387fd6dc-7d8b-45bd-95af-fc1db51e0960_terseLabel_en-US" xlink:label="lab_ifrs-full_OtherCurrentLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other liabilities</link:label>
    <link:label id="lab_ifrs-full_OtherCurrentLiabilities_label_en-US" xlink:label="lab_ifrs-full_OtherCurrentLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other current liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherCurrentLiabilities" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_OtherCurrentLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherCurrentLiabilities" xlink:to="lab_ifrs-full_OtherCurrentLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ActuarialAssumptionsAxis_05268a13-f74e-4074-bee8-209ff1c56da8_terseLabel_en-US" xlink:label="lab_ifrs-full_ActuarialAssumptionsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Actuarial assumptions [axis]</link:label>
    <link:label id="lab_ifrs-full_ActuarialAssumptionsAxis_label_en-US" xlink:label="lab_ifrs-full_ActuarialAssumptionsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Actuarial assumptions [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ActuarialAssumptionsAxis" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ActuarialAssumptionsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ActuarialAssumptionsAxis" xlink:to="lab_ifrs-full_ActuarialAssumptionsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfJointVenturesTable_2cdcf75e-7401-4e4c-8ce4-6fc742c10784_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfJointVenturesTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of joint ventures [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfJointVenturesTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfJointVenturesTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of joint ventures [table]</link:label>
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    <link:label id="lab_ifrs-full_ClassesOfAssetsAxis_f6df1b1f-5bba-4ca9-9347-844c53250fc8_terseLabel_en-US" xlink:label="lab_ifrs-full_ClassesOfAssetsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Classes of assets [axis]</link:label>
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    <link:label id="lab_ifrs-full_AcquisitionsThroughBusinessCombinationsPropertyPlantAndEquipment_c8cad90f-d451-4e54-8685-50b891780598_terseLabel_en-US" xlink:label="lab_ifrs-full_AcquisitionsThroughBusinessCombinationsPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additions through Acquisition</link:label>
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    <link:label id="lab_ifrs-full_ChangesInInventoriesOfFinishedGoodsAndWorkInProgress_d45c817f-8a73-4d89-bbc6-87d803db59fb_terseLabel_en-US" xlink:label="lab_ifrs-full_ChangesInInventoriesOfFinishedGoodsAndWorkInProgress" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Inventory net write-down</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfGeographicalAreasExplanatory_062dd161-130e-4adf-8d68-694f731d4694_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfGeographicalAreasExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of geographical areas</link:label>
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    <link:label id="lab_bldp_ExpectedExpenseFromShareBasedPaymentTransactionsWithEmployees_65b564b3-c9d2-4516-9a35-cd93e3322450_terseLabel_en-US" xlink:label="lab_bldp_ExpectedExpenseFromShareBasedPaymentTransactionsWithEmployees" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expected compensation expense</link:label>
    <link:label id="lab_bldp_ExpectedExpenseFromShareBasedPaymentTransactionsWithEmployees_label_en-US" xlink:label="lab_bldp_ExpectedExpenseFromShareBasedPaymentTransactionsWithEmployees" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expected Expense from Share-based Payment Transactions with Employees</link:label>
    <link:label id="lab_bldp_ExpectedExpenseFromShareBasedPaymentTransactionsWithEmployees_documentation_en-US" xlink:label="lab_bldp_ExpectedExpenseFromShareBasedPaymentTransactionsWithEmployees" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expected Expense from Share-based Payment Transactions with Employees</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfFinancialRiskManagementExplanatory_34f49fbf-2916-44b6-98a2-e08bebb22f33_verboseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfFinancialRiskManagementExplanatory" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financial instruments</link:label>
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    <link:label id="lab_ifrs-full_AcquisitionrelatedCostsForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination_f9f76cfb-d5e5-4959-a641-887799c0e8e4_verboseLabel_en-US" xlink:label="lab_ifrs-full_AcquisitionrelatedCostsForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Acquisition related costs</link:label>
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    <link:label id="lab_ifrs-full_StatementOfChangesInEquityLineItems_cf12ed7b-88e2-4c2f-b224-04fc59e6dc00_terseLabel_en-US" xlink:label="lab_ifrs-full_StatementOfChangesInEquityLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of changes in equity [line items]</link:label>
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    <link:label id="lab_ifrs-full_CurrentAssetsAbstract_d4f84957-ca91-4790-8631-5453c9199474_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current assets:</link:label>
    <link:label id="lab_ifrs-full_CurrentAssetsAbstract_label_en-US" xlink:label="lab_ifrs-full_CurrentAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current assets [abstract]</link:label>
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    <link:label id="lab_bldp_DomainNamesMember_a300edc5-7629-472f-81ec-090120af511d_terseLabel_en-US" xlink:label="lab_bldp_DomainNamesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Domain names</link:label>
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    <link:label id="lab_ifrs-full_ActuarialGainsLossesArisingFromExperienceAdjustmentsNetDefinedBenefitLiabilityAsset_49e3704e-fd9d-4fff-ae6f-fd26d081057c_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_ActuarialGainsLossesArisingFromExperienceAdjustmentsNetDefinedBenefitLiabilityAsset" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Experience adjustment</link:label>
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    <link:label id="lab_ifrs-full_CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods_c7eae78b-89ae-48bb-ba6c-e656c9ab64fc_totalLabel_en-US" xlink:label="lab_ifrs-full_CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total current tax expense</link:label>
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    <link:label id="lab_ifrs-full_NoncurrentLeaseLiabilities_da28a882-199d-477a-8540-d0736bf88788_terseLabel_en-US" xlink:label="lab_ifrs-full_NoncurrentLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Non-current lease liabilities</link:label>
    <link:label id="lab_ifrs-full_NoncurrentLeaseLiabilities_label_en-US" xlink:label="lab_ifrs-full_NoncurrentLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Non-current lease liabilities</link:label>
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    <link:label id="lab_ifrs-full_Inventories_7331b46e-b2b3-44a3-8981-20df40cff6f3_terseLabel_en-US" xlink:label="lab_ifrs-full_Inventories" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Inventories</link:label>
    <link:label id="lab_ifrs-full_Inventories_0b66520b-5514-4a11-8282-996afe768d6e_totalLabel_en-US" xlink:label="lab_ifrs-full_Inventories" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Inventories</link:label>
    <link:label id="lab_ifrs-full_Inventories_label_en-US" xlink:label="lab_ifrs-full_Inventories" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current inventories</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_Inventories" xlink:to="lab_ifrs-full_Inventories" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_InterestsInOtherEntitiesAbstract_5e7bb927-188c-4388-b474-e2b493abcda1_terseLabel_en-US" xlink:label="lab_bldp_InterestsInOtherEntitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Interests In Other Entities [Abstract]</link:label>
    <link:label id="lab_bldp_InterestsInOtherEntitiesAbstract_label_en-US" xlink:label="lab_bldp_InterestsInOtherEntitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Interests In Other Entities [Abstract]</link:label>
    <link:label id="lab_bldp_InterestsInOtherEntitiesAbstract_documentation_en-US" xlink:label="lab_bldp_InterestsInOtherEntitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Interests In Other Entities [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_InterestsInOtherEntitiesAbstract" xlink:href="bldp-20211231.xsd#bldp_InterestsInOtherEntitiesAbstract"/>
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    <link:label id="lab_bldp_TrademarksandServicemarksMember_1f54e281-3eb1-4713-ba09-53b6c6d2209b_verboseLabel_en-US" xlink:label="lab_bldp_TrademarksandServicemarksMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Acquired trademarks and service marks</link:label>
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    <link:label id="lab_bldp_TrademarksandServicemarksMember_documentation_en-US" xlink:label="lab_bldp_TrademarksandServicemarksMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trademarks and Servicemarks [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_TrademarksandServicemarksMember" xlink:href="bldp-20211231.xsd#bldp_TrademarksandServicemarksMember"/>
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    <link:label id="lab_bldp_NumberOfShareBasedCompensationPlans_b2cebd52-f652-4611-a21e-8fb9d8f40c38_terseLabel_en-US" xlink:label="lab_bldp_NumberOfShareBasedCompensationPlans" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of plans</link:label>
    <link:label id="lab_bldp_NumberOfShareBasedCompensationPlans_label_en-US" xlink:label="lab_bldp_NumberOfShareBasedCompensationPlans" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number Of Share-Based Compensation Plans</link:label>
    <link:label id="lab_bldp_NumberOfShareBasedCompensationPlans_documentation_en-US" xlink:label="lab_bldp_NumberOfShareBasedCompensationPlans" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number Of Share-Based Compensation Plans</link:label>
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    <link:label id="lab_ifrs-full_TaxExpenseIncomeAtApplicableTaxRate_3f12d80e-de60-436c-b5b1-b5492ccf5133_terseLabel_en-US" xlink:label="lab_ifrs-full_TaxExpenseIncomeAtApplicableTaxRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expected tax recovery at 27.00% (2020 &#8211; 27.00%)</link:label>
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    <link:label id="lab_bldp_JointVentureCashContributionsTerm_689a250a-1021-4d79-b80c-0c4ef4575ce2_terseLabel_en-US" xlink:label="lab_bldp_JointVentureCashContributionsTerm" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash contribution term (years)</link:label>
    <link:label id="lab_bldp_JointVentureCashContributionsTerm_label_en-US" xlink:label="lab_bldp_JointVentureCashContributionsTerm" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Joint Venture, Cash Contributions, Term</link:label>
    <link:label id="lab_bldp_JointVentureCashContributionsTerm_documentation_en-US" xlink:label="lab_bldp_JointVentureCashContributionsTerm" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Joint Venture, Cash Contributions, Term</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_JointVentureCashContributionsTerm" xlink:href="bldp-20211231.xsd#bldp_JointVentureCashContributionsTerm"/>
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    <link:label id="lab_bldp_ManufacturingExecutionSystemMember_0a61dd6a-6758-4270-8e0f-138edd9289c7_terseLabel_en-US" xlink:label="lab_bldp_ManufacturingExecutionSystemMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Manufacturing Execution System</link:label>
    <link:label id="lab_bldp_ManufacturingExecutionSystemMember_label_en-US" xlink:label="lab_bldp_ManufacturingExecutionSystemMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Manufacturing Execution System [Member]</link:label>
    <link:label id="lab_bldp_ManufacturingExecutionSystemMember_documentation_en-US" xlink:label="lab_bldp_ManufacturingExecutionSystemMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Manufacturing Execution System</link:label>
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    <link:label id="lab_ifrs-full_ValuationTechniquesMember_579c2328-7273-4b6a-b02b-9bad3b030cdc_terseLabel_en-US" xlink:label="lab_ifrs-full_ValuationTechniquesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Valuation techniques [member]</link:label>
    <link:label id="lab_ifrs-full_ValuationTechniquesMember_label_en-US" xlink:label="lab_ifrs-full_ValuationTechniquesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Valuation techniques [member]</link:label>
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    <link:label id="lab_bldp_EquityInterestsIssuedOrIssuableVestingPeriod_c5d5d56b-1b1d-4682-884f-1719ff94575e_terseLabel_en-US" xlink:label="lab_bldp_EquityInterestsIssuedOrIssuableVestingPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Vesting period</link:label>
    <link:label id="lab_bldp_EquityInterestsIssuedOrIssuableVestingPeriod_label_en-US" xlink:label="lab_bldp_EquityInterestsIssuedOrIssuableVestingPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity Interests Issued or Issuable, Vesting Period</link:label>
    <link:label id="lab_bldp_EquityInterestsIssuedOrIssuableVestingPeriod_documentation_en-US" xlink:label="lab_bldp_EquityInterestsIssuedOrIssuableVestingPeriod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity Interests Issued or Issuable, Vesting Period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_EquityInterestsIssuedOrIssuableVestingPeriod" xlink:href="bldp-20211231.xsd#bldp_EquityInterestsIssuedOrIssuableVestingPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_EquityInterestsIssuedOrIssuableVestingPeriod" xlink:to="lab_bldp_EquityInterestsIssuedOrIssuableVestingPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract_8befb2d7-a684-41a5-80a4-8fd8b4d7c61e_terseLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financing activities:</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract_label_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash flows from (used in) financing activities [abstract]</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems_ac5cf159-ee24-44de-b128-b96a978d7877_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about borrowings [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about borrowings [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems"/>
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    <link:label id="lab_ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetLineItems_d037479d-e1d3-4d2a-9a6a-f377894acc32_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of net defined benefit liability (asset) [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of net defined benefit liability (asset) [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetLineItems" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfNetDefinedBenefitLiabilityAssetLineItems"/>
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    <link:label id="lab_ifrs-full_ReconciliationOfChangesInIntangibleAssetsOtherThanGoodwillAbstract_a7d1749b-e361-4672-9218-f630811f4de2_terseLabel_en-US" xlink:label="lab_ifrs-full_ReconciliationOfChangesInIntangibleAssetsOtherThanGoodwillAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Reconciliation of changes in intangible assets other than goodwill [abstract]</link:label>
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    <link:label id="lab_ifrs-full_OtherComprehensiveIncome_88e2f693-3f89-4a7e-8d07-3af77bf80fcc_totalLabel_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other comprehensive income (loss), net of tax</link:label>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncome_label_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other comprehensive income</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncome" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_OtherComprehensiveIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherComprehensiveIncome" xlink:to="lab_ifrs-full_OtherComprehensiveIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfChangesInAccountingPoliciesExplanatory_8bef8b74-a978-48a8-9f77-eeebaa506d9f_verboseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfChangesInAccountingPoliciesExplanatory" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Recent accounting pronouncements and future accounting policy changes</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfChangesInAccountingPoliciesExplanatory" xlink:to="lab_ifrs-full_DisclosureOfChangesInAccountingPoliciesExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_0a3a282e-d436-4ca6-93c3-c225c40dfa11_terseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Outstanding (in shares)</link:label>
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    <link:label id="lab_ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_5402b343-d856-4ea1-9753-9be5237752b6_periodEndLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Balance at (in shares)</link:label>
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    <link:label id="lab_ifrs-full_CurrentLeaseLiabilities_f283d6be-1d18-4943-a851-6ab095391ff3_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current lease liabilities</link:label>
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    <link:label id="lab_ifrs-full_NumberOfOutstandingShareOptions_95f0a77d-f00f-4fcd-9a96-966abfe482ed_periodStartLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOutstandingShareOptions" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Options Outstanding (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfOutstandingShareOptions_5eed5535-d657-40b3-9384-82a634bf56ed_periodEndLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOutstandingShareOptions" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Options Outstanding (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfOutstandingShareOptions_label_en-US" xlink:label="lab_ifrs-full_NumberOfOutstandingShareOptions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of share options outstanding in share-based payment arrangement</link:label>
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    <link:label id="lab_bldp_OtherProvisionsContingentLiabilitiesAndContingentAssetsAbstract_43136bd2-6a35-4d3b-bbee-f068ae5794a8_terseLabel_en-US" xlink:label="lab_bldp_OtherProvisionsContingentLiabilitiesAndContingentAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Provisions, Contingent Liabilities And Contingent Assets [Abstract]</link:label>
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    <link:label id="lab_bldp_OtherProvisionsContingentLiabilitiesAndContingentAssetsAbstract_documentation_en-US" xlink:label="lab_bldp_OtherProvisionsContingentLiabilitiesAndContingentAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Provisions, Contingent Liabilities And Contingent Assets [Abstract]</link:label>
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    <link:label id="lab_ifrs-full_GrossProfit_d0d25d12-49ee-4978-8092-0913ba837c39_totalLabel_en-US" xlink:label="lab_ifrs-full_GrossProfit" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Gross margin</link:label>
    <link:label id="lab_ifrs-full_GrossProfit_label_en-US" xlink:label="lab_ifrs-full_GrossProfit" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Gross profit</link:label>
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    <link:label id="lab_bldp_UTCMember_32611897-d77f-4147-802d-e9c72e494adc_terseLabel_en-US" xlink:label="lab_bldp_UTCMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intellectual property acquired from UTC</link:label>
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    <link:label id="lab_bldp_UTCMember_documentation_en-US" xlink:label="lab_bldp_UTCMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">UTC [Member]</link:label>
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    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019_cd4bd43c-337f-4fa6-b22b-785c0ceaf2fc_periodStartLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted average exercise price of options outstanding (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019_8af95c13-ccfc-42ef-8667-48ce776b73d7_periodEndLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted average exercise price of options outstanding (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019_070fd7f7-b931-49e5-8331-d76ff8799e79_terseLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted average exercise price of options outstanding (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019_label_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted average exercise price of share options outstanding in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019"/>
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    <link:label id="lab_bldp_RoyaltyObligationContingentMaximumAmount_da88ffac-bad1-484a-a66c-40eed5d13cd7_terseLabel_en-US" xlink:label="lab_bldp_RoyaltyObligationContingentMaximumAmount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Maximum royalty expense</link:label>
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    <link:label id="lab_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities_a01faf8f-91c0-4f81-83ef-3e5e0f3773fc_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additions to property, plant and equipment</link:label>
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    <link:label id="lab_bldp_DisclosureOfTradeReceivablesAndOtherTableTextBlock_a45a1912-a6a0-49a2-bae0-d33d9c243f49_terseLabel_en-US" xlink:label="lab_bldp_DisclosureOfTradeReceivablesAndOtherTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of trade and other receivables</link:label>
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    <link:label id="lab_ifrs-full_NotLaterThanOneYearMember_fe171734-00f4-4279-bba2-af709effcc84_terseLabel_en-US" xlink:label="lab_ifrs-full_NotLaterThanOneYearMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Less than one year</link:label>
    <link:label id="lab_ifrs-full_NotLaterThanOneYearMember_label_en-US" xlink:label="lab_ifrs-full_NotLaterThanOneYearMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Not later than one year [member]</link:label>
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    <link:label id="lab_ifrs-full_KeyManagementPersonnelCompensationPostemploymentBenefits_c9f1637f-978b-49ef-8e4d-01038ec30e1a_terseLabel_en-US" xlink:label="lab_ifrs-full_KeyManagementPersonnelCompensationPostemploymentBenefits" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Post-employment retirement benefits</link:label>
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    <link:label id="lab_bldp_EUROPE1Member_683d22a2-013b-4edd-99de-1ae51ad452f0_terseLabel_en-US" xlink:label="lab_bldp_EUROPE1Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Europe</link:label>
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    <link:label id="lab_bldp_EUROPE1Member_documentation_en-US" xlink:label="lab_bldp_EUROPE1Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">EUROPE 1 [Member]</link:label>
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    <link:label id="lab_bldp_InvestmentContributionsAxis_4578b7ac-3b21-4040-a301-d0c2db8350ff_terseLabel_en-US" xlink:label="lab_bldp_InvestmentContributionsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investment Contributions [Axis]</link:label>
    <link:label id="lab_bldp_InvestmentContributionsAxis_label_en-US" xlink:label="lab_bldp_InvestmentContributionsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investment Contributions [Axis]</link:label>
    <link:label id="lab_bldp_InvestmentContributionsAxis_documentation_en-US" xlink:label="lab_bldp_InvestmentContributionsAxis" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investment Contributions</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_InvestmentContributionsAxis" xlink:href="bldp-20211231.xsd#bldp_InvestmentContributionsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_InvestmentContributionsAxis" xlink:to="lab_bldp_InvestmentContributionsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherAdjustmentsToReconcileProfitLoss_a55ec52c-04fa-4b6f-aaa1-ed90e4bb5451_totalLabel_en-US" xlink:label="lab_ifrs-full_OtherAdjustmentsToReconcileProfitLoss" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Changes in non-cash working capital:</link:label>
    <link:label id="lab_ifrs-full_OtherAdjustmentsToReconcileProfitLoss_label_en-US" xlink:label="lab_ifrs-full_OtherAdjustmentsToReconcileProfitLoss" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other adjustments to reconcile profit (loss)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherAdjustmentsToReconcileProfitLoss" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_OtherAdjustmentsToReconcileProfitLoss"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherAdjustmentsToReconcileProfitLoss" xlink:to="lab_ifrs-full_OtherAdjustmentsToReconcileProfitLoss" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ExercisePriceRangeSixMember_603009f6-fc02-4e6f-a4ab-24c8cdc3efa4_terseLabel_en-US" xlink:label="lab_bldp_ExercisePriceRangeSixMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">$15.63 - $26.13</link:label>
    <link:label id="lab_bldp_ExercisePriceRangeSixMember_label_en-US" xlink:label="lab_bldp_ExercisePriceRangeSixMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Exercise Price Range Six [Member]</link:label>
    <link:label id="lab_bldp_ExercisePriceRangeSixMember_documentation_en-US" xlink:label="lab_bldp_ExercisePriceRangeSixMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Exercise Price Range Six</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ExercisePriceRangeSixMember" xlink:href="bldp-20211231.xsd#bldp_ExercisePriceRangeSixMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_ExercisePriceRangeSixMember" xlink:to="lab_bldp_ExercisePriceRangeSixMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_Assets_a60357bf-460d-4f1b-b9e1-104a02b47f11_totalLabel_en-US" xlink:label="lab_ifrs-full_Assets" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total assets</link:label>
    <link:label id="lab_ifrs-full_Assets_label_en-US" xlink:label="lab_ifrs-full_Assets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Assets" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_Assets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_Assets" xlink:to="lab_ifrs-full_Assets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EntitysTotalForRelatedPartiesMember_0f3653e8-3835-4d07-aa49-22ddb42f6a35_terseLabel_en-US" xlink:label="lab_ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity's total for related parties</link:label>
    <link:label id="lab_ifrs-full_EntitysTotalForRelatedPartiesMember_label_en-US" xlink:label="lab_ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity's total for related parties [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_EntitysTotalForRelatedPartiesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="lab_ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_BallardPowerCorporationMember_d2d86e1c-d1ee-454f-a67f-272c6c4e5f39_terseLabel_en-US" xlink:label="lab_bldp_BallardPowerCorporationMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ballard Power Corporation</link:label>
    <link:label id="lab_bldp_BallardPowerCorporationMember_label_en-US" xlink:label="lab_bldp_BallardPowerCorporationMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ballard Power Corporation [Member]</link:label>
    <link:label id="lab_bldp_BallardPowerCorporationMember_documentation_en-US" xlink:label="lab_bldp_BallardPowerCorporationMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ballard Power Corporation [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_BallardPowerCorporationMember" xlink:href="bldp-20211231.xsd#bldp_BallardPowerCorporationMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_BallardPowerCorporationMember" xlink:to="lab_bldp_BallardPowerCorporationMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_BasicEarningsLossPerShare_ca532036-abad-4d4d-a6f3-785bd78cb127_totalLabel_en-US" xlink:label="lab_ifrs-full_BasicEarningsLossPerShare" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Basic loss per share (in USD per share)</link:label>
    <link:label id="lab_ifrs-full_BasicEarningsLossPerShare_label_en-US" xlink:label="lab_ifrs-full_BasicEarningsLossPerShare" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Basic earnings (loss) per share</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BasicEarningsLossPerShare" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_BasicEarningsLossPerShare"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_BasicEarningsLossPerShare" xlink:to="lab_ifrs-full_BasicEarningsLossPerShare" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ForwardContractMember_e54ef3e7-2acd-4140-8907-9917dc70de1b_terseLabel_en-US" xlink:label="lab_ifrs-full_ForwardContractMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Forward platinum contract</link:label>
    <link:label id="lab_ifrs-full_ForwardContractMember_label_en-US" xlink:label="lab_ifrs-full_ForwardContractMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Forward contract [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ForwardContractMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ForwardContractMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ForwardContractMember" xlink:to="lab_ifrs-full_ForwardContractMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AccumulatedDepreciationAmortisationAndImpairmentMember_5e0113b0-d852-4e41-949b-59358402a899_terseLabel_en-US" xlink:label="lab_ifrs-full_AccumulatedDepreciationAmortisationAndImpairmentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accumulated depreciation</link:label>
    <link:label id="lab_ifrs-full_AccumulatedDepreciationAmortisationAndImpairmentMember_label_en-US" xlink:label="lab_ifrs-full_AccumulatedDepreciationAmortisationAndImpairmentMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accumulated depreciation, amortisation and impairment [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AccumulatedDepreciationAmortisationAndImpairmentMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_AccumulatedDepreciationAmortisationAndImpairmentMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AccumulatedDepreciationAmortisationAndImpairmentMember" xlink:to="lab_ifrs-full_AccumulatedDepreciationAmortisationAndImpairmentMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_DeferredShareUnitsMember_53c5899c-53ee-4045-8780-3a4f2ee94ebb_terseLabel_en-US" xlink:label="lab_bldp_DeferredShareUnitsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">DSUs</link:label>
    <link:label id="lab_bldp_DeferredShareUnitsMember_899f52f0-7997-4ccd-8b18-34f5705dbc4e_verboseLabel_en-US" xlink:label="lab_bldp_DeferredShareUnitsMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">DSU Expense</link:label>
    <link:label id="lab_bldp_DeferredShareUnitsMember_label_en-US" xlink:label="lab_bldp_DeferredShareUnitsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Share Units [Member]</link:label>
    <link:label id="lab_bldp_DeferredShareUnitsMember_documentation_en-US" xlink:label="lab_bldp_DeferredShareUnitsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Share Units [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_DeferredShareUnitsMember" xlink:href="bldp-20211231.xsd#bldp_DeferredShareUnitsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_DeferredShareUnitsMember" xlink:to="lab_bldp_DeferredShareUnitsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProvisionUsedOtherProvisions_854e7cb1-8758-443b-9fdd-69e6d5cacb09_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_ProvisionUsedOtherProvisions" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Provisions used/paid during the year</link:label>
    <link:label id="lab_ifrs-full_ProvisionUsedOtherProvisions_400eb919-8eab-4767-a3bd-5a19c18ae8df_terseLabel_en-US" xlink:label="lab_ifrs-full_ProvisionUsedOtherProvisions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expenditures</link:label>
    <link:label id="lab_ifrs-full_ProvisionUsedOtherProvisions_label_en-US" xlink:label="lab_ifrs-full_ProvisionUsedOtherProvisions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Provision used, other provisions</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProvisionUsedOtherProvisions" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ProvisionUsedOtherProvisions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProvisionUsedOtherProvisions" xlink:to="lab_ifrs-full_ProvisionUsedOtherProvisions" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ComputerEquipmentMember_ee61a243-ecfa-42e4-adbb-2f0accab9255_terseLabel_en-US" xlink:label="lab_ifrs-full_ComputerEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Computer equipment</link:label>
    <link:label id="lab_ifrs-full_ComputerEquipmentMember_label_en-US" xlink:label="lab_ifrs-full_ComputerEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Computer equipment [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComputerEquipmentMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ComputerEquipmentMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ComputerEquipmentMember" xlink:to="lab_ifrs-full_ComputerEquipmentMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProfitLossFromOperatingActivities_55809ef8-3409-464d-92ed-af717e202816_totalLabel_en-US" xlink:label="lab_ifrs-full_ProfitLossFromOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Results from operating activities</link:label>
    <link:label id="lab_ifrs-full_ProfitLossFromOperatingActivities_label_en-US" xlink:label="lab_ifrs-full_ProfitLossFromOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Profit (loss) from operating activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossFromOperatingActivities" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ProfitLossFromOperatingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProfitLossFromOperatingActivities" xlink:to="lab_ifrs-full_ProfitLossFromOperatingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax_86a19e15-b6ea-454a-be2c-fa0f58cc04a1_totalLabel_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Items that will not be reclassified to profit or loss</link:label>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax_label_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other comprehensive income that will not be reclassified to profit or loss, net of tax</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:to="lab_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ResearchAndDevelopmentExpense_536d2b31-9b20-4e78-8f1c-18ea7757ad1c_terseLabel_en-US" xlink:label="lab_ifrs-full_ResearchAndDevelopmentExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Research and product development</link:label>
    <link:label id="lab_ifrs-full_ResearchAndDevelopmentExpense_label_en-US" xlink:label="lab_ifrs-full_ResearchAndDevelopmentExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Research and development expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ResearchAndDevelopmentExpense" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ResearchAndDevelopmentExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ResearchAndDevelopmentExpense" xlink:to="lab_ifrs-full_ResearchAndDevelopmentExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences_d4c02b37-48d4-46d3-8dc1-186d13a87603_terseLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Origination and reversal of temporary differences</link:label>
    <link:label id="lab_ifrs-full_DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences_label_en-US" xlink:label="lab_ifrs-full_DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred tax expense (income) relating to origination and reversal of temporary differences</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences" xlink:to="lab_ifrs-full_DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TaxEffectOfTaxLosses_b3856d20-e51a-44bd-8018-7e89d18cd8fb_terseLabel_en-US" xlink:label="lab_ifrs-full_TaxEffectOfTaxLosses" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expiry of losses and ITC</link:label>
    <link:label id="lab_ifrs-full_TaxEffectOfTaxLosses_label_en-US" xlink:label="lab_ifrs-full_TaxEffectOfTaxLosses" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Tax effect of tax losses</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfIndirectMeasurementOfFairValueOfGoodsOrServicesReceivedShareOptionsGrantedDuringPeriodExplanatory_bb15b779-5601-4f12-a2d1-55f52dd912a0_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfIndirectMeasurementOfFairValueOfGoodsOrServicesReceivedShareOptionsGrantedDuringPeriodExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of indirect measurement of fair value of goods or services received, share options granted during period</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfIndirectMeasurementOfFairValueOfGoodsOrServicesReceivedShareOptionsGrantedDuringPeriodExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfIndirectMeasurementOfFairValueOfGoodsOrServicesReceivedShareOptionsGrantedDuringPeriodExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of indirect measurement of fair value of goods or services received, share options granted during period [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIndirectMeasurementOfFairValueOfGoodsOrServicesReceivedShareOptionsGrantedDuringPeriodExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfIndirectMeasurementOfFairValueOfGoodsOrServicesReceivedShareOptionsGrantedDuringPeriodExplanatory"/>
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    <link:label id="lab_bldp_IncreaseDecreaseThroughNetExchangeDifferencesRightOfUseAssets_cda9f0b8-ac9c-40ff-a5ad-065097509168_terseLabel_en-US" xlink:label="lab_bldp_IncreaseDecreaseThroughNetExchangeDifferencesRightOfUseAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effect of movements in exchange rates</link:label>
    <link:label id="lab_bldp_IncreaseDecreaseThroughNetExchangeDifferencesRightOfUseAssets_label_en-US" xlink:label="lab_bldp_IncreaseDecreaseThroughNetExchangeDifferencesRightOfUseAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (Decrease) Through Net Exchange Differences, Right-Of-Use Assets</link:label>
    <link:label id="lab_bldp_IncreaseDecreaseThroughNetExchangeDifferencesRightOfUseAssets_documentation_en-US" xlink:label="lab_bldp_IncreaseDecreaseThroughNetExchangeDifferencesRightOfUseAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (Decrease) Through Net Exchange Differences, Right-Of-Use Assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_IncreaseDecreaseThroughNetExchangeDifferencesRightOfUseAssets" xlink:href="bldp-20211231.xsd#bldp_IncreaseDecreaseThroughNetExchangeDifferencesRightOfUseAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_IncreaseDecreaseThroughNetExchangeDifferencesRightOfUseAssets" xlink:to="lab_bldp_IncreaseDecreaseThroughNetExchangeDifferencesRightOfUseAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableLineItems_b7b82d8f-1242-4d14-99f3-57b4eca2b012_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of maturity analysis of finance lease payments receivable [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfMaturityAnalysisOfFinanceLeasePaymentsReceivableLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of maturity analysis of finance lease payments receivable [line items]</link:label>
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    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions_a494fb31-bc77-4024-83fa-069eb28f636f_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based compensation (note 21)</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions_8c5dfbbd-d9cf-4344-b6c3-fd4385eb8626_verboseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total share-based compensation (per statement of equity)</link:label>
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    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (decrease) through share-based payment transactions, equity</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable_22951496-c8f3-433b-ab95-54e6b39a98e8_terseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Shares issued</link:label>
    <link:label id="lab_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable_label_en-US" xlink:label="lab_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of instruments or interests issued or issuable</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable" xlink:to="lab_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_DebtObligationsAssumedAndAcquisitionRelatedCostsConsideration_a280e038-0263-493a-9ee8-b28587ca0175_terseLabel_en-US" xlink:label="lab_bldp_DebtObligationsAssumedAndAcquisitionRelatedCostsConsideration" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash and debt paid on closing</link:label>
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    <link:label id="lab_bldp_DebtObligationsAssumedAndAcquisitionRelatedCostsConsideration_documentation_en-US" xlink:label="lab_bldp_DebtObligationsAssumedAndAcquisitionRelatedCostsConsideration" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt Obligations Assumed and Acquisition Related Costs, Consideration</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_DebtObligationsAssumedAndAcquisitionRelatedCostsConsideration" xlink:href="bldp-20211231.xsd#bldp_DebtObligationsAssumedAndAcquisitionRelatedCostsConsideration"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_DebtObligationsAssumedAndAcquisitionRelatedCostsConsideration" xlink:to="lab_bldp_DebtObligationsAssumedAndAcquisitionRelatedCostsConsideration" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentContractAssets_1c3000eb-5b0d-4545-95c5-eaa64991127b_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentContractAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Contract assets</link:label>
    <link:label id="lab_ifrs-full_CurrentContractAssets_128c8487-5cbb-4c28-9620-f2a1232c45a6_periodStartLabel_en-US" xlink:label="lab_ifrs-full_CurrentContractAssets" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">At January 1, 2021</link:label>
    <link:label id="lab_ifrs-full_CurrentContractAssets_166926cb-2e3e-47da-8821-b43711f98e40_periodEndLabel_en-US" xlink:label="lab_ifrs-full_CurrentContractAssets" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">At December 31, 2021</link:label>
    <link:label id="lab_ifrs-full_CurrentContractAssets_label_en-US" xlink:label="lab_ifrs-full_CurrentContractAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current contract assets</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentContractAssets" xlink:to="lab_ifrs-full_CurrentContractAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_StatementOfFinancialPositionAbstract_9dd65b31-a885-40cd-9b49-dd1c270358b0_terseLabel_en-US" xlink:label="lab_ifrs-full_StatementOfFinancialPositionAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of financial position [abstract]</link:label>
    <link:label id="lab_ifrs-full_StatementOfFinancialPositionAbstract_label_en-US" xlink:label="lab_ifrs-full_StatementOfFinancialPositionAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of financial position [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfFinancialPositionAbstract" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_StatementOfFinancialPositionAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_StatementOfFinancialPositionAbstract" xlink:to="lab_ifrs-full_StatementOfFinancialPositionAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NonadjustingEventsMember_bf200762-fd21-438e-959d-f4f79091a835_terseLabel_en-US" xlink:label="lab_ifrs-full_NonadjustingEventsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Non-adjusting events after reporting period</link:label>
    <link:label id="lab_ifrs-full_NonadjustingEventsMember_label_en-US" xlink:label="lab_ifrs-full_NonadjustingEventsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Non-adjusting events after reporting period [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NonadjustingEventsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_NonadjustingEventsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NonadjustingEventsMember" xlink:to="lab_ifrs-full_NonadjustingEventsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_BallardFuelCellSystemIncMember_3c2f9a5d-325b-4e68-941c-87a8efa465fa_terseLabel_en-US" xlink:label="lab_bldp_BallardFuelCellSystemIncMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ballard Fuel Cell Systems Inc.</link:label>
    <link:label id="lab_bldp_BallardFuelCellSystemIncMember_label_en-US" xlink:label="lab_bldp_BallardFuelCellSystemIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ballard Fuel Cell System Inc [Member]</link:label>
    <link:label id="lab_bldp_BallardFuelCellSystemIncMember_documentation_en-US" xlink:label="lab_bldp_BallardFuelCellSystemIncMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ballard Fuel Cell System Inc [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_BallardFuelCellSystemIncMember" xlink:href="bldp-20211231.xsd#bldp_BallardFuelCellSystemIncMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_BallardFuelCellSystemIncMember" xlink:to="lab_bldp_BallardFuelCellSystemIncMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ClassesOfFinancialAssetsAxis_293d8771-d005-4097-9227-afd104892884_terseLabel_en-US" xlink:label="lab_ifrs-full_ClassesOfFinancialAssetsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Classes of financial assets [axis]</link:label>
    <link:label id="lab_ifrs-full_ClassesOfFinancialAssetsAxis_label_en-US" xlink:label="lab_ifrs-full_ClassesOfFinancialAssetsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Classes of financial assets [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ClassesOfFinancialAssetsAxis" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ClassesOfFinancialAssetsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ClassesOfFinancialAssetsAxis" xlink:to="lab_ifrs-full_ClassesOfFinancialAssetsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_RevenueDiscontinuedOperations_45ffa9fc-398c-4190-86b7-26cf59c7bbd6_terseLabel_en-US" xlink:label="lab_bldp_RevenueDiscontinuedOperations" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Product and service revenues</link:label>
    <link:label id="lab_bldp_RevenueDiscontinuedOperations_label_en-US" xlink:label="lab_bldp_RevenueDiscontinuedOperations" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenue, Discontinued Operations</link:label>
    <link:label id="lab_bldp_RevenueDiscontinuedOperations_documentation_en-US" xlink:label="lab_bldp_RevenueDiscontinuedOperations" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenue, Discontinued Operations</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_RevenueDiscontinuedOperations" xlink:href="bldp-20211231.xsd#bldp_RevenueDiscontinuedOperations"/>
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    <link:label id="lab_ifrs-full_ActuarialAssumptionOfMedicalCostTrendRatesMember_7fdcb6b6-e72d-4b39-80a0-29ee68613e84_terseLabel_en-US" xlink:label="lab_ifrs-full_ActuarialAssumptionOfMedicalCostTrendRatesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Actuarial assumption of medical cost trend rates</link:label>
    <link:label id="lab_ifrs-full_ActuarialAssumptionOfMedicalCostTrendRatesMember_label_en-US" xlink:label="lab_ifrs-full_ActuarialAssumptionOfMedicalCostTrendRatesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Actuarial assumption of medical cost trend rates [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ActuarialAssumptionOfMedicalCostTrendRatesMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ActuarialAssumptionOfMedicalCostTrendRatesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ActuarialAssumptionOfMedicalCostTrendRatesMember" xlink:to="lab_ifrs-full_ActuarialAssumptionOfMedicalCostTrendRatesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfSharesOutstanding_23dc59e7-747f-4e40-a0fe-e2c23403aba7_terseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfSharesOutstanding_f8176e66-1d4b-439c-9ffe-48c1e411e90c_periodEndLabel_en-US" xlink:label="lab_ifrs-full_NumberOfSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfSharesOutstanding_label_en-US" xlink:label="lab_ifrs-full_NumberOfSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of shares outstanding</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfSharesOutstanding" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_NumberOfSharesOutstanding"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NumberOfSharesOutstanding" xlink:to="lab_ifrs-full_NumberOfSharesOutstanding" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_LandAndBuildingsMember_79acb4bf-401d-4e7a-812f-2c129f89aecc_terseLabel_en-US" xlink:label="lab_ifrs-full_LandAndBuildingsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property</link:label>
    <link:label id="lab_ifrs-full_LandAndBuildingsMember_label_en-US" xlink:label="lab_ifrs-full_LandAndBuildingsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Land and buildings [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LandAndBuildingsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_LandAndBuildingsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LandAndBuildingsMember" xlink:to="lab_ifrs-full_LandAndBuildingsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProportionOfOwnershipInterestInJointVenture_bd37bd7c-f81c-4655-8866-90bd44b67d2b_verboseLabel_en-US" xlink:label="lab_ifrs-full_ProportionOfOwnershipInterestInJointVenture" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Proportion of ownership interest in joint venture</link:label>
    <link:label id="lab_ifrs-full_ProportionOfOwnershipInterestInJointVenture_0fac4802-b2b6-48f2-9543-462759d8f6a2_terseLabel_en-US" xlink:label="lab_ifrs-full_ProportionOfOwnershipInterestInJointVenture" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Proportion of ownership interest in joint venture</link:label>
    <link:label id="lab_ifrs-full_ProportionOfOwnershipInterestInJointVenture_label_en-US" xlink:label="lab_ifrs-full_ProportionOfOwnershipInterestInJointVenture" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Proportion of ownership interest in joint venture</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProportionOfOwnershipInterestInJointVenture" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ProportionOfOwnershipInterestInJointVenture"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProportionOfOwnershipInterestInJointVenture" xlink:to="lab_ifrs-full_ProportionOfOwnershipInterestInJointVenture" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_IntangiblesAssetsRelatedTemporaryDifferencesMember_773e2de8-85cd-448d-912f-cd8763445b7f_terseLabel_en-US" xlink:label="lab_bldp_IntangiblesAssetsRelatedTemporaryDifferencesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intangible assets</link:label>
    <link:label id="lab_bldp_IntangiblesAssetsRelatedTemporaryDifferencesMember_label_en-US" xlink:label="lab_bldp_IntangiblesAssetsRelatedTemporaryDifferencesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intangibles assets related temporary differences [Member]</link:label>
    <link:label id="lab_bldp_IntangiblesAssetsRelatedTemporaryDifferencesMember_documentation_en-US" xlink:label="lab_bldp_IntangiblesAssetsRelatedTemporaryDifferencesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intangibles assets related temporary differences</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_IntangiblesAssetsRelatedTemporaryDifferencesMember" xlink:href="bldp-20211231.xsd#bldp_IntangiblesAssetsRelatedTemporaryDifferencesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_IntangiblesAssetsRelatedTemporaryDifferencesMember" xlink:to="lab_bldp_IntangiblesAssetsRelatedTemporaryDifferencesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_CumulativeEffectPeriodOfAdoptionAxis_a121d491-15ff-4db9-bbcb-2e25ecfa1c3f_terseLabel_en-US" xlink:label="lab_srt_CumulativeEffectPeriodOfAdoptionAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cumulative Effect, Period of Adoption [Axis]</link:label>
    <link:label id="lab_srt_CumulativeEffectPeriodOfAdoptionAxis_label_en-US" xlink:label="lab_srt_CumulativeEffectPeriodOfAdoptionAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cumulative Effect, Period of Adoption [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAxis" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis"/>
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    <link:label id="lab_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory_0bf40eda-8441-40a5-b7c8-f14e13b2a9ff_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of number and weighted average exercise prices of share options</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of number and weighted average exercise prices of share options [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory"/>
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    <link:label id="lab_ifrs-full_InventoryWritedown2011_ca24e176-4d55-422f-9412-087aa9b34c08_terseLabel_en-US" xlink:label="lab_ifrs-full_InventoryWritedown2011" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Inventory write-down</link:label>
    <link:label id="lab_ifrs-full_InventoryWritedown2011_label_en-US" xlink:label="lab_ifrs-full_InventoryWritedown2011" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Inventory write-down</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InventoryWritedown2011" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_InventoryWritedown2011"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InventoryWritedown2011" xlink:to="lab_ifrs-full_InventoryWritedown2011" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_DecreaseThroughInvoicingContractAssets_6ba82d1b-faab-471a-ab9f-cb536c465633_negatedTerseLabel_en-US" xlink:label="lab_bldp_DecreaseThroughInvoicingContractAssets" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Invoiced during the year</link:label>
    <link:label id="lab_bldp_DecreaseThroughInvoicingContractAssets_label_en-US" xlink:label="lab_bldp_DecreaseThroughInvoicingContractAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Decrease Through Invoicing, Contract Assets</link:label>
    <link:label id="lab_bldp_DecreaseThroughInvoicingContractAssets_documentation_en-US" xlink:label="lab_bldp_DecreaseThroughInvoicingContractAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Decrease Through Invoicing, Contract Assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_DecreaseThroughInvoicingContractAssets" xlink:href="bldp-20211231.xsd#bldp_DecreaseThroughInvoicingContractAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_DecreaseThroughInvoicingContractAssets" xlink:to="lab_bldp_DecreaseThroughInvoicingContractAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ExpenseByNatureAbstract_1c898e3f-e7f2-4f7b-af9e-f5289091a12f_terseLabel_en-US" xlink:label="lab_ifrs-full_ExpenseByNatureAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Operating expenses:</link:label>
    <link:label id="lab_ifrs-full_ExpenseByNatureAbstract_label_en-US" xlink:label="lab_ifrs-full_ExpenseByNatureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expenses by nature [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ExpenseByNatureAbstract" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ExpenseByNatureAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ExpenseByNatureAbstract" xlink:to="lab_ifrs-full_ExpenseByNatureAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_DeferredRevenueRollForward_acf63d5d-167b-46f5-810f-d1f95757ff8d_terseLabel_en-US" xlink:label="lab_bldp_DeferredRevenueRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Revenue [Roll Forward]</link:label>
    <link:label id="lab_bldp_DeferredRevenueRollForward_label_en-US" xlink:label="lab_bldp_DeferredRevenueRollForward" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Revenue [Roll Forward]</link:label>
    <link:label id="lab_bldp_DeferredRevenueRollForward_documentation_en-US" xlink:label="lab_bldp_DeferredRevenueRollForward" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Revenue</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_DeferredRevenueRollForward" xlink:href="bldp-20211231.xsd#bldp_DeferredRevenueRollForward"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_DeferredRevenueRollForward" xlink:to="lab_bldp_DeferredRevenueRollForward" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_WeichaiBallardAssociateMember_c2bd33b0-f215-4c27-b47e-7deb07a6c53b_terseLabel_en-US" xlink:label="lab_bldp_WeichaiBallardAssociateMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weichai Ballard JV</link:label>
    <link:label id="lab_bldp_WeichaiBallardAssociateMember_label_en-US" xlink:label="lab_bldp_WeichaiBallardAssociateMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weichai Ballard Associate [Member]</link:label>
    <link:label id="lab_bldp_WeichaiBallardAssociateMember_documentation_en-US" xlink:label="lab_bldp_WeichaiBallardAssociateMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weichai Ballard Associate [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_WeichaiBallardAssociateMember" xlink:href="bldp-20211231.xsd#bldp_WeichaiBallardAssociateMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_WeichaiBallardAssociateMember" xlink:to="lab_bldp_WeichaiBallardAssociateMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RightofuseAssets_6aeaf296-c281-44f8-a343-97f7ff49cab3_verboseLabel_en-US" xlink:label="lab_ifrs-full_RightofuseAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Right-of-use assets</link:label>
    <link:label id="lab_ifrs-full_RightofuseAssets_4e377e26-d6b5-46a7-a380-dc9ab80e91ef_periodStartLabel_en-US" xlink:label="lab_ifrs-full_RightofuseAssets" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Beginning, Right-of-use assets</link:label>
    <link:label id="lab_ifrs-full_RightofuseAssets_6fa6d742-279a-4cb5-b9d0-56c45251fcaa_periodEndLabel_en-US" xlink:label="lab_ifrs-full_RightofuseAssets" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ending, Right-of-use assets</link:label>
    <link:label id="lab_ifrs-full_RightofuseAssets_label_en-US" xlink:label="lab_ifrs-full_RightofuseAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Right-of-use assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RightofuseAssets" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_RightofuseAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RightofuseAssets" xlink:to="lab_ifrs-full_RightofuseAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInContractLiabilities_6c7d1139-eed9-4854-886e-13ed1c027b6c_terseLabel_en-US" xlink:label="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInContractLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred revenue</link:label>
    <link:label id="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInContractLiabilities_label_en-US" xlink:label="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInContractLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Adjustments for increase (decrease) in contract liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInContractLiabilities" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInContractLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInContractLiabilities" xlink:to="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInContractLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate_7e308d35-d75c-4ae6-9489-3e0a641d3391_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounts payable and accrued liabilities</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trade and other payables recognised as of acquisition date</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfJointVenturesLineItems_8f161142-c4d9-4e05-a947-5687f9bece9d_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfJointVenturesLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of joint ventures [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfJointVenturesLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfJointVenturesLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of joint ventures [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfJointVenturesLineItems" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfJointVenturesLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfJointVenturesLineItems" xlink:to="lab_ifrs-full_DisclosureOfJointVenturesLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_IFRS16Member_e974c074-d6d9-4d98-a093-3f52bb13a457_terseLabel_en-US" xlink:label="lab_bldp_IFRS16Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">IFRS 16</link:label>
    <link:label id="lab_bldp_IFRS16Member_label_en-US" xlink:label="lab_bldp_IFRS16Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">IFRS 16 [Member]</link:label>
    <link:label id="lab_bldp_IFRS16Member_documentation_en-US" xlink:label="lab_bldp_IFRS16Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">IFRS 16 [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_IFRS16Member" xlink:href="bldp-20211231.xsd#bldp_IFRS16Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_IFRS16Member" xlink:to="lab_bldp_IFRS16Member" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_JointVentureNumberOfBoardSeats_6cea0246-9c32-4e8e-94b5-933849750105_terseLabel_en-US" xlink:label="lab_bldp_JointVentureNumberOfBoardSeats" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of board seats</link:label>
    <link:label id="lab_bldp_JointVentureNumberOfBoardSeats_label_en-US" xlink:label="lab_bldp_JointVentureNumberOfBoardSeats" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Joint Venture, Number Of Board Seats</link:label>
    <link:label id="lab_bldp_JointVentureNumberOfBoardSeats_documentation_en-US" xlink:label="lab_bldp_JointVentureNumberOfBoardSeats" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Joint Venture, Number Of Board Seats</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_JointVentureNumberOfBoardSeats" xlink:href="bldp-20211231.xsd#bldp_JointVentureNumberOfBoardSeats"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_JointVentureNumberOfBoardSeats" xlink:to="lab_bldp_JointVentureNumberOfBoardSeats" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_TechnologySolutionsMember_022a74ca-366c-4e79-86c6-4308732d964f_terseLabel_en-US" xlink:label="lab_bldp_TechnologySolutionsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Technology Solutions</link:label>
    <link:label id="lab_bldp_TechnologySolutionsMember_label_en-US" xlink:label="lab_bldp_TechnologySolutionsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Technology Solutions [Member]</link:label>
    <link:label id="lab_bldp_TechnologySolutionsMember_documentation_en-US" xlink:label="lab_bldp_TechnologySolutionsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Technology Solutions [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_TechnologySolutionsMember" xlink:href="bldp-20211231.xsd#bldp_TechnologySolutionsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_TechnologySolutionsMember" xlink:to="lab_bldp_TechnologySolutionsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncomeTaxExpenseContinuingOperations_d12d9fa3-48df-4461-8d4f-4d801ba16836_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Income tax recovery (expense)</link:label>
    <link:label id="lab_ifrs-full_IncomeTaxExpenseContinuingOperations_e6f86ce0-4139-4767-a809-41c0a7e38d79_totalLabel_en-US" xlink:label="lab_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total income tax expense (recovery) from continuing operations</link:label>
    <link:label id="lab_ifrs-full_IncomeTaxExpenseContinuingOperations_label_en-US" xlink:label="lab_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Tax expense (income)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_IncomeTaxExpenseContinuingOperations"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:to="lab_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AggregatedTimeBandsMember_e2974f55-9926-45b6-b79b-0c8db93b5d45_terseLabel_en-US" xlink:label="lab_ifrs-full_AggregatedTimeBandsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Aggregated time bands</link:label>
    <link:label id="lab_ifrs-full_AggregatedTimeBandsMember_label_en-US" xlink:label="lab_ifrs-full_AggregatedTimeBandsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Aggregated time bands [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AggregatedTimeBandsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_AggregatedTimeBandsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AggregatedTimeBandsMember" xlink:to="lab_ifrs-full_AggregatedTimeBandsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityEmergingGrowthCompany_44643a1e-40f1-4c31-aa1b-ba92c8d5b6f0_terseLabel_en-US" xlink:label="lab_dei_EntityEmergingGrowthCompany" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Emerging Growth Company</link:label>
    <link:label id="lab_dei_EntityEmergingGrowthCompany_label_en-US" xlink:label="lab_dei_EntityEmergingGrowthCompany" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Emerging Growth Company</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityEmergingGrowthCompany" xlink:to="lab_dei_EntityEmergingGrowthCompany" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_EstimatedFinancialEffectOfContingentLiabilitiesDiscountedCashFlowsPercentage_b926cff9-7ed2-48ca-a503-4512727ac69e_terseLabel_en-US" xlink:label="lab_bldp_EstimatedFinancialEffectOfContingentLiabilitiesDiscountedCashFlowsPercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Estimated future cash flows discounted percentage</link:label>
    <link:label id="lab_bldp_EstimatedFinancialEffectOfContingentLiabilitiesDiscountedCashFlowsPercentage_label_en-US" xlink:label="lab_bldp_EstimatedFinancialEffectOfContingentLiabilitiesDiscountedCashFlowsPercentage" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Estimated Financial Effect Of Contingent Liabilities, Discounted Cash Flows, Percentage</link:label>
    <link:label id="lab_bldp_EstimatedFinancialEffectOfContingentLiabilitiesDiscountedCashFlowsPercentage_documentation_en-US" xlink:label="lab_bldp_EstimatedFinancialEffectOfContingentLiabilitiesDiscountedCashFlowsPercentage" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Estimated Financial Effect Of Contingent Liabilities, Discounted Cash Flows, Percentage</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_EstimatedFinancialEffectOfContingentLiabilitiesDiscountedCashFlowsPercentage" xlink:href="bldp-20211231.xsd#bldp_EstimatedFinancialEffectOfContingentLiabilitiesDiscountedCashFlowsPercentage"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_EstimatedFinancialEffectOfContingentLiabilitiesDiscountedCashFlowsPercentage" xlink:to="lab_bldp_EstimatedFinancialEffectOfContingentLiabilitiesDiscountedCashFlowsPercentage" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ExercisePriceRangeTwoMember_9e73af49-560c-4477-9c1d-88c5e85f47a0_terseLabel_en-US" xlink:label="lab_bldp_ExercisePriceRangeTwoMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">$2.00 - $2.36</link:label>
    <link:label id="lab_bldp_ExercisePriceRangeTwoMember_label_en-US" xlink:label="lab_bldp_ExercisePriceRangeTwoMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Exercise Price Range Two [Member]</link:label>
    <link:label id="lab_bldp_ExercisePriceRangeTwoMember_documentation_en-US" xlink:label="lab_bldp_ExercisePriceRangeTwoMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Exercise Price Range Two [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ExercisePriceRangeTwoMember" xlink:href="bldp-20211231.xsd#bldp_ExercisePriceRangeTwoMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_ExercisePriceRangeTwoMember" xlink:to="lab_bldp_ExercisePriceRangeTwoMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems_5c59599f-be93-4633-a57f-ad3bb3cdd23d_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of transactions between related parties [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems_d4b1a2ff-6d1b-4510-812c-d17a68095a68_verboseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of transactions between related parties [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of transactions between related parties [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems" xlink:to="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RevenueOfCombinedEntity_9724f59b-7185-4522-abd7-e1c99214bb8e_terseLabel_en-US" xlink:label="lab_ifrs-full_RevenueOfCombinedEntity" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenue</link:label>
    <link:label id="lab_ifrs-full_RevenueOfCombinedEntity_label_en-US" xlink:label="lab_ifrs-full_RevenueOfCombinedEntity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenue of combined entity as if combination occurred at beginning of period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RevenueOfCombinedEntity" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_RevenueOfCombinedEntity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RevenueOfCombinedEntity" xlink:to="lab_ifrs-full_RevenueOfCombinedEntity" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AssociatesMember_16446daf-9ddc-4837-982f-511a48338300_terseLabel_en-US" xlink:label="lab_ifrs-full_AssociatesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Associates</link:label>
    <link:label id="lab_ifrs-full_AssociatesMember_label_en-US" xlink:label="lab_ifrs-full_AssociatesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Associates [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AssociatesMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_AssociatesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AssociatesMember" xlink:to="lab_ifrs-full_AssociatesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NoncurrentLiabilitiesAbstract_3ccaea2e-3466-41be-be7a-2db0caa7de15_terseLabel_en-US" xlink:label="lab_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Non-current liabilities:</link:label>
    <link:label id="lab_ifrs-full_NoncurrentLiabilitiesAbstract_label_en-US" xlink:label="lab_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Non-current liabilities [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_NoncurrentLiabilitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:to="lab_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ReversalOfInventoryWritedown_65f3deaf-1acf-415c-965c-64f5352102f1_terseLabel_en-US" xlink:label="lab_ifrs-full_ReversalOfInventoryWritedown" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Reversal of inventory write-down</link:label>
    <link:label id="lab_ifrs-full_ReversalOfInventoryWritedown_label_en-US" xlink:label="lab_ifrs-full_ReversalOfInventoryWritedown" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Reversal of inventory write-down</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReversalOfInventoryWritedown" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ReversalOfInventoryWritedown"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ReversalOfInventoryWritedown" xlink:to="lab_ifrs-full_ReversalOfInventoryWritedown" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory_b8c41730-854a-4610-9771-c769784f05a7_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of disaggregation of revenue from contracts with customers</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of disaggregation of revenue from contracts with customers [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory" xlink:to="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_BallardServicesinc.Member_fdbbc213-eec5-406b-9ac7-2de3c5d8cd99_terseLabel_en-US" xlink:label="lab_bldp_BallardServicesinc.Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ballard Services Inc.</link:label>
    <link:label id="lab_bldp_BallardServicesinc.Member_label_en-US" xlink:label="lab_bldp_BallardServicesinc.Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ballard Services inc. [Member]</link:label>
    <link:label id="lab_bldp_BallardServicesinc.Member_documentation_en-US" xlink:label="lab_bldp_BallardServicesinc.Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ballard Services [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_BallardServicesinc.Member" xlink:href="bldp-20211231.xsd#bldp_BallardServicesinc.Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_BallardServicesinc.Member" xlink:to="lab_bldp_BallardServicesinc.Member" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_AuditorName_0def4e98-26e8-4b39-a657-9f40d1d1b6ab_terseLabel_en-US" xlink:label="lab_dei_AuditorName" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Auditor Name</link:label>
    <link:label id="lab_dei_AuditorName_label_en-US" xlink:label="lab_dei_AuditorName" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Auditor Name</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AuditorName" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_AuditorName"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_AuditorName" xlink:to="lab_dei_AuditorName" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_LiabilitiesIncurred_bb77a85b-a0e4-4fa9-8ad9-232390203ecd_terseLabel_en-US" xlink:label="lab_ifrs-full_LiabilitiesIncurred" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Contingent cash consideration</link:label>
    <link:label id="lab_ifrs-full_LiabilitiesIncurred_label_en-US" xlink:label="lab_ifrs-full_LiabilitiesIncurred" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Liabilities incurred</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LiabilitiesIncurred" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_LiabilitiesIncurred"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LiabilitiesIncurred" xlink:to="lab_ifrs-full_LiabilitiesIncurred" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract_fa0d9bbf-a0f5-4356-a167-bb680b1f13b5_terseLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investing activities:</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract_label_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash flows from (used in) investing activities [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:to="lab_ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_BusinessCombinationsAbstract_ed36650c-edef-4ac2-8f5c-d624d176b2ad_terseLabel_en-US" xlink:label="lab_bldp_BusinessCombinationsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Business Combinations1 [Abstract]</link:label>
    <link:label id="lab_bldp_BusinessCombinationsAbstract_label_en-US" xlink:label="lab_bldp_BusinessCombinationsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Business Combinations [Abstract]</link:label>
    <link:label id="lab_bldp_BusinessCombinationsAbstract_documentation_en-US" xlink:label="lab_bldp_BusinessCombinationsAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Business Combinations1 [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_BusinessCombinationsAbstract" xlink:href="bldp-20211231.xsd#bldp_BusinessCombinationsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_BusinessCombinationsAbstract" xlink:to="lab_bldp_BusinessCombinationsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_LiabilityAssetOfDefinedBenefitPlans_61fa744c-7afe-451a-910e-ed2367d9ce6c_terseLabel_en-US" xlink:label="lab_ifrs-full_LiabilityAssetOfDefinedBenefitPlans" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net defined benefit liability (asset)</link:label>
    <link:label id="lab_ifrs-full_LiabilityAssetOfDefinedBenefitPlans_e996769b-df95-4877-af28-2121970f1497_periodStartLabel_en-US" xlink:label="lab_ifrs-full_LiabilityAssetOfDefinedBenefitPlans" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net defined benefit liability (asset), beginning balance</link:label>
    <link:label id="lab_ifrs-full_LiabilityAssetOfDefinedBenefitPlans_1c7210eb-f734-4323-b863-0d0274fce2a2_periodEndLabel_en-US" xlink:label="lab_ifrs-full_LiabilityAssetOfDefinedBenefitPlans" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net defined benefit liability (asset), ending balance</link:label>
    <link:label id="lab_ifrs-full_LiabilityAssetOfDefinedBenefitPlans_label_en-US" xlink:label="lab_ifrs-full_LiabilityAssetOfDefinedBenefitPlans" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net defined benefit liability (asset)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LiabilityAssetOfDefinedBenefitPlans" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_LiabilityAssetOfDefinedBenefitPlans"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LiabilityAssetOfDefinedBenefitPlans" xlink:to="lab_ifrs-full_LiabilityAssetOfDefinedBenefitPlans" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentLiabilitiesAbstract_97b6b908-a1c4-4bfa-96b7-c9c5dc1113ac_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentLiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current liabilities:</link:label>
    <link:label id="lab_ifrs-full_CurrentLiabilitiesAbstract_label_en-US" xlink:label="lab_ifrs-full_CurrentLiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current liabilities [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentLiabilitiesAbstract" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CurrentLiabilitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentLiabilitiesAbstract" xlink:to="lab_ifrs-full_CurrentLiabilitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RevenueAbstract_4920b37d-7ef2-400d-b6ca-0882496904e5_terseLabel_en-US" xlink:label="lab_ifrs-full_RevenueAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenues:</link:label>
    <link:label id="lab_ifrs-full_RevenueAbstract_label_en-US" xlink:label="lab_ifrs-full_RevenueAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenue [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RevenueAbstract" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_RevenueAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RevenueAbstract" xlink:to="lab_ifrs-full_RevenueAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_RestrictedShareUnitsRSUMember_05af02f6-f60a-4676-b763-b0199b9cfbef_terseLabel_en-US" xlink:label="lab_bldp_RestrictedShareUnitsRSUMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">RSUs</link:label>
    <link:label id="lab_bldp_RestrictedShareUnitsRSUMember_878c3bf0-a269-4fbf-83a0-7484e900b558_verboseLabel_en-US" xlink:label="lab_bldp_RestrictedShareUnitsRSUMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">RSU Expense</link:label>
    <link:label id="lab_bldp_RestrictedShareUnitsRSUMember_label_en-US" xlink:label="lab_bldp_RestrictedShareUnitsRSUMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Restricted Share Units (RSU) [Member]</link:label>
    <link:label id="lab_bldp_RestrictedShareUnitsRSUMember_documentation_en-US" xlink:label="lab_bldp_RestrictedShareUnitsRSUMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Restricted Share Units (RSU) [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_RestrictedShareUnitsRSUMember" xlink:href="bldp-20211231.xsd#bldp_RestrictedShareUnitsRSUMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_RestrictedShareUnitsRSUMember" xlink:to="lab_bldp_RestrictedShareUnitsRSUMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_BusinessAcquisitionWorkingCapitalAdjustment_3243a54b-280b-468e-9f4d-963858f1377c_terseLabel_en-US" xlink:label="lab_bldp_BusinessAcquisitionWorkingCapitalAdjustment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Working capital adjustment</link:label>
    <link:label id="lab_bldp_BusinessAcquisitionWorkingCapitalAdjustment_label_en-US" xlink:label="lab_bldp_BusinessAcquisitionWorkingCapitalAdjustment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Business Acquisition, Working Capital Adjustment</link:label>
    <link:label id="lab_bldp_BusinessAcquisitionWorkingCapitalAdjustment_documentation_en-US" xlink:label="lab_bldp_BusinessAcquisitionWorkingCapitalAdjustment" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Business Acquisition, Working Capital Adjustment</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_BusinessAcquisitionWorkingCapitalAdjustment" xlink:href="bldp-20211231.xsd#bldp_BusinessAcquisitionWorkingCapitalAdjustment"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_BusinessAcquisitionWorkingCapitalAdjustment" xlink:to="lab_bldp_BusinessAcquisitionWorkingCapitalAdjustment" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_MiscellaneousOtherOperatingExpense_b26c31ad-3e24-42e8-909a-98e4868466a2_terseLabel_en-US" xlink:label="lab_ifrs-full_MiscellaneousOtherOperatingExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other operating expense</link:label>
    <link:label id="lab_ifrs-full_MiscellaneousOtherOperatingExpense_label_en-US" xlink:label="lab_ifrs-full_MiscellaneousOtherOperatingExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Miscellaneous other operating expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_MiscellaneousOtherOperatingExpense" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_MiscellaneousOtherOperatingExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_MiscellaneousOtherOperatingExpense" xlink:to="lab_ifrs-full_MiscellaneousOtherOperatingExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RevenueFromRenderingOfServicesRelatedPartyTransactions_fdef6d23-ac43-4d25-bad2-985c059d5359_terseLabel_en-US" xlink:label="lab_ifrs-full_RevenueFromRenderingOfServicesRelatedPartyTransactions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenues</link:label>
    <link:label id="lab_ifrs-full_RevenueFromRenderingOfServicesRelatedPartyTransactions_label_en-US" xlink:label="lab_ifrs-full_RevenueFromRenderingOfServicesRelatedPartyTransactions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenue from rendering of services, related party transactions</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RevenueFromRenderingOfServicesRelatedPartyTransactions" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_RevenueFromRenderingOfServicesRelatedPartyTransactions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RevenueFromRenderingOfServicesRelatedPartyTransactions" xlink:to="lab_ifrs-full_RevenueFromRenderingOfServicesRelatedPartyTransactions" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_FinancialInstrumentsAbstract_1c9cac04-871b-483f-90e5-ccbdbca9547e_terseLabel_en-US" xlink:label="lab_bldp_FinancialInstrumentsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financial Instruments [Abstract]</link:label>
    <link:label id="lab_bldp_FinancialInstrumentsAbstract_label_en-US" xlink:label="lab_bldp_FinancialInstrumentsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financial Instruments [Abstract]</link:label>
    <link:label id="lab_bldp_FinancialInstrumentsAbstract_documentation_en-US" xlink:label="lab_bldp_FinancialInstrumentsAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financial Instruments [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_FinancialInstrumentsAbstract" xlink:href="bldp-20211231.xsd#bldp_FinancialInstrumentsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_FinancialInstrumentsAbstract" xlink:to="lab_bldp_FinancialInstrumentsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ShareIssuanceCostsMember_cf156d37-bf68-48ee-8c69-9a6b64b925a6_terseLabel_en-US" xlink:label="lab_bldp_ShareIssuanceCostsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share issuance costs</link:label>
    <link:label id="lab_bldp_ShareIssuanceCostsMember_label_en-US" xlink:label="lab_bldp_ShareIssuanceCostsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share Issuance Costs [Member]</link:label>
    <link:label id="lab_bldp_ShareIssuanceCostsMember_documentation_en-US" xlink:label="lab_bldp_ShareIssuanceCostsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share Issuance Costs [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ShareIssuanceCostsMember" xlink:href="bldp-20211231.xsd#bldp_ShareIssuanceCostsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_ShareIssuanceCostsMember" xlink:to="lab_bldp_ShareIssuanceCostsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfFinancialAssetsLineItems_fc26d762-c2c8-4a7a-8ece-335741b28b99_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfFinancialAssetsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of financial assets [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfFinancialAssetsLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfFinancialAssetsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of financial assets [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinancialAssetsLineItems" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfFinancialAssetsLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfFinancialAssetsLineItems" xlink:to="lab_ifrs-full_DisclosureOfFinancialAssetsLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NewIFRSsAxis_b1299b5b-d9ae-4f49-b6b9-a11c7e6d68b5_terseLabel_en-US" xlink:label="lab_ifrs-full_NewIFRSsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">New IFRSs [axis]</link:label>
    <link:label id="lab_ifrs-full_NewIFRSsAxis_label_en-US" xlink:label="lab_ifrs-full_NewIFRSsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">New IFRSs [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NewIFRSsAxis" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_NewIFRSsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NewIFRSsAxis" xlink:to="lab_ifrs-full_NewIFRSsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDateTaxBasis_e1139ab7-7386-4d24-b863-52e36cbd6271_terseLabel_en-US" xlink:label="lab_bldp_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDateTaxBasis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intangible assets, tax basis</link:label>
    <link:label id="lab_bldp_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDateTaxBasis_label_en-US" xlink:label="lab_bldp_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDateTaxBasis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Identifiable Intangible Assets Recognised as of Acquisition Date, Tax Basis</link:label>
    <link:label id="lab_bldp_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDateTaxBasis_documentation_en-US" xlink:label="lab_bldp_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDateTaxBasis" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Identifiable Intangible Assets Recognised as of Acquisition Date, Tax Basis</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDateTaxBasis" xlink:href="bldp-20211231.xsd#bldp_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDateTaxBasis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDateTaxBasis" xlink:to="lab_bldp_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDateTaxBasis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InitiallyAppliedIFRSsMember_72759852-e559-4070-b159-8f279d24c08d_terseLabel_en-US" xlink:label="lab_ifrs-full_InitiallyAppliedIFRSsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Initially applied IFRSs [member]</link:label>
    <link:label id="lab_ifrs-full_InitiallyAppliedIFRSsMember_label_en-US" xlink:label="lab_ifrs-full_InitiallyAppliedIFRSsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Initially applied IFRSs [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InitiallyAppliedIFRSsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_InitiallyAppliedIFRSsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InitiallyAppliedIFRSsMember" xlink:to="lab_ifrs-full_InitiallyAppliedIFRSsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DeferredTaxAssets_84e25230-4bc1-4a1a-bbfe-a5bd113fbdf4_terseLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred tax assets</link:label>
    <link:label id="lab_ifrs-full_DeferredTaxAssets_label_en-US" xlink:label="lab_ifrs-full_DeferredTaxAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred tax assets</link:label>
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    <link:label id="lab_ifrs-full_DefinedBenefitPlansMember_d594985e-a2a1-49b3-baf3-5b5d5654117a_terseLabel_en-US" xlink:label="lab_ifrs-full_DefinedBenefitPlansMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Defined benefit plans</link:label>
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    <link:label id="lab_ifrs-full_TaxEffectOfForeignTaxRates_e241c827-edb4-4ffd-8db6-d7f324beb4f7_terseLabel_en-US" xlink:label="lab_ifrs-full_TaxEffectOfForeignTaxRates" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Foreign tax rate and tax rate differences</link:label>
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    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughExerciseOfOptions_731c4ede-6987-4632-bce0-c11573e2af71_verboseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughExerciseOfOptions" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Redeemed/exercised</link:label>
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    <link:label id="lab_bldp_SaleOfStockDomain_5318b159-9004-4118-99a0-0bcb585c792e_terseLabel_en-US" xlink:label="lab_bldp_SaleOfStockDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Sale Of Stock [Domain]</link:label>
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    <link:label id="lab_ifrs-full_CurrentPrepaidExpenses_01d55486-85e9-4a52-bbac-0d80323d9820_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentPrepaidExpenses" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Prepaid expenses and other current assets</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfBusinessCombinationsTable_87892550-e981-410e-95be-226f4935b5cf_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfBusinessCombinationsTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about business combination [table]</link:label>
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    <link:label id="lab_ifrs-full_CashAndCashEquivalents_cc85460c-f86e-4390-9e8b-3ce553fb04ae_terseLabel_en-US" xlink:label="lab_ifrs-full_CashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash and cash equivalents</link:label>
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    <link:label id="lab_ifrs-full_RestructuringProvisionMember_68ce304e-5b93-4096-91f6-0603706b863b_terseLabel_en-US" xlink:label="lab_ifrs-full_RestructuringProvisionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Restructuring provision</link:label>
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    <link:label id="lab_ifrs-full_NoncurrentProvisions_46bc0c55-6880-42c9-86fd-5575e97bf631_terseLabel_en-US" xlink:label="lab_ifrs-full_NoncurrentProvisions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Provisions and other non-current liabilities</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NoncurrentProvisions" xlink:to="lab_ifrs-full_NoncurrentProvisions" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherFinanceIncomeCost_60a118be-5cd1-4fda-853b-ccd50952bd78_terseLabel_en-US" xlink:label="lab_ifrs-full_OtherFinanceIncomeCost" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other income</link:label>
    <link:label id="lab_ifrs-full_OtherFinanceIncomeCost_label_en-US" xlink:label="lab_ifrs-full_OtherFinanceIncomeCost" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other finance income (cost)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherFinanceIncomeCost" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_OtherFinanceIncomeCost"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherFinanceIncomeCost" xlink:to="lab_ifrs-full_OtherFinanceIncomeCost" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_WorkInProgress_010ae3e2-b579-4448-ae55-592af2038049_terseLabel_en-US" xlink:label="lab_ifrs-full_WorkInProgress" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Work-in-progress</link:label>
    <link:label id="lab_ifrs-full_WorkInProgress_label_en-US" xlink:label="lab_ifrs-full_WorkInProgress" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current work in progress</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_WorkInProgress" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_WorkInProgress"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_WorkInProgress" xlink:to="lab_ifrs-full_WorkInProgress" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RetainedEarnings_dff243be-d9b6-4e55-812b-735a5c697fd1_terseLabel_en-US" xlink:label="lab_ifrs-full_RetainedEarnings" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accumulated deficit</link:label>
    <link:label id="lab_ifrs-full_RetainedEarnings_label_en-US" xlink:label="lab_ifrs-full_RetainedEarnings" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retained earnings</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RetainedEarnings" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_RetainedEarnings"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RetainedEarnings" xlink:to="lab_ifrs-full_RetainedEarnings" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ReconciliationOfChangesInOtherProvisionsAbstract_2f7b9168-3c84-4f3c-8d30-d0819683ae50_terseLabel_en-US" xlink:label="lab_ifrs-full_ReconciliationOfChangesInOtherProvisionsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Reconciliation of changes in other provisions [abstract]</link:label>
    <link:label id="lab_ifrs-full_ReconciliationOfChangesInOtherProvisionsAbstract_label_en-US" xlink:label="lab_ifrs-full_ReconciliationOfChangesInOtherProvisionsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Reconciliation of changes in other provisions [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReconciliationOfChangesInOtherProvisionsAbstract" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ReconciliationOfChangesInOtherProvisionsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ReconciliationOfChangesInOtherProvisionsAbstract" xlink:to="lab_ifrs-full_ReconciliationOfChangesInOtherProvisionsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred_0a69d5b2-5945-4eea-9013-4f3f74a80c12_terseLabel_en-US" xlink:label="lab_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total purchase consideration</link:label>
    <link:label id="lab_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred_5c19fcc4-fc72-46a3-9506-2a7faab7fd71_totalLabel_en-US" xlink:label="lab_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Fair Value (Preliminary) of Purchase Consideration</link:label>
    <link:label id="lab_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred_label_en-US" xlink:label="lab_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Consideration transferred, acquisition-date fair value</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred" xlink:to="lab_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ExpectedContributionsToAcquireInterestsInJointVentures_a76280a7-5ba9-441b-8af7-c2e63777f698_terseLabel_en-US" xlink:label="lab_bldp_ExpectedContributionsToAcquireInterestsInJointVentures" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expected contributions to acquire interests in joint venture</link:label>
    <link:label id="lab_bldp_ExpectedContributionsToAcquireInterestsInJointVentures_label_en-US" xlink:label="lab_bldp_ExpectedContributionsToAcquireInterestsInJointVentures" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expected Contributions To Acquire Interests In Joint Ventures</link:label>
    <link:label id="lab_bldp_ExpectedContributionsToAcquireInterestsInJointVentures_documentation_en-US" xlink:label="lab_bldp_ExpectedContributionsToAcquireInterestsInJointVentures" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expected Contributions To Acquire Interests In Joint Ventures</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ExpectedContributionsToAcquireInterestsInJointVentures" xlink:href="bldp-20211231.xsd#bldp_ExpectedContributionsToAcquireInterestsInJointVentures"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_ExpectedContributionsToAcquireInterestsInJointVentures" xlink:to="lab_bldp_ExpectedContributionsToAcquireInterestsInJointVentures" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PropertyPlantAndEquipment_98f365ad-6248-45eb-b107-b216d22f2f63_terseLabel_en-US" xlink:label="lab_ifrs-full_PropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, plant and equipment</link:label>
    <link:label id="lab_ifrs-full_PropertyPlantAndEquipment_dd687176-ee6d-469b-8a15-44b9e0af74d9_periodStartLabel_en-US" xlink:label="lab_ifrs-full_PropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, plant and equipment, beginning balance</link:label>
    <link:label id="lab_ifrs-full_PropertyPlantAndEquipment_adfa2fa2-a910-45df-af3f-f14458e5ce31_periodEndLabel_en-US" xlink:label="lab_ifrs-full_PropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, plant and equipment, ending balance</link:label>
    <link:label id="lab_ifrs-full_PropertyPlantAndEquipment_label_en-US" xlink:label="lab_ifrs-full_PropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, plant and equipment</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PropertyPlantAndEquipment" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_PropertyPlantAndEquipment"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PropertyPlantAndEquipment" xlink:to="lab_ifrs-full_PropertyPlantAndEquipment" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TechnologybasedIntangibleAssetsRecognisedAsOfAcquisitionDate_da815886-03f0-4780-8d32-4deeda0b2183_terseLabel_en-US" xlink:label="lab_ifrs-full_TechnologybasedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Technology-based intangible assets recognised as of acquisition date</link:label>
    <link:label id="lab_ifrs-full_TechnologybasedIntangibleAssetsRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_TechnologybasedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Technology-based intangible assets recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TechnologybasedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_TechnologybasedIntangibleAssetsRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TechnologybasedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_TechnologybasedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NewProvisionsOtherProvisions_6490c5c1-27c8-497f-80a7-87d65746c613_terseLabel_en-US" xlink:label="lab_ifrs-full_NewProvisionsOtherProvisions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">New additions to provision</link:label>
    <link:label id="lab_ifrs-full_NewProvisionsOtherProvisions_label_en-US" xlink:label="lab_ifrs-full_NewProvisionsOtherProvisions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">New provisions, other provisions</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NewProvisionsOtherProvisions" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_NewProvisionsOtherProvisions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NewProvisionsOtherProvisions" xlink:to="lab_ifrs-full_NewProvisionsOtherProvisions" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AggregatedIndividuallyImmaterialJointVenturesMember_39848182-dcb2-4a63-a1e2-d20d40256c86_terseLabel_en-US" xlink:label="lab_ifrs-full_AggregatedIndividuallyImmaterialJointVenturesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other</link:label>
    <link:label id="lab_ifrs-full_AggregatedIndividuallyImmaterialJointVenturesMember_label_en-US" xlink:label="lab_ifrs-full_AggregatedIndividuallyImmaterialJointVenturesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Aggregated individually immaterial joint ventures [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AggregatedIndividuallyImmaterialJointVenturesMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_AggregatedIndividuallyImmaterialJointVenturesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AggregatedIndividuallyImmaterialJointVenturesMember" xlink:to="lab_ifrs-full_AggregatedIndividuallyImmaterialJointVenturesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EnteringIntoSignificantCommitmentsOrContingentLiabilitiesMember_5eb5a643-c12a-4c1c-ac92-695c0253df21_terseLabel_en-US" xlink:label="lab_ifrs-full_EnteringIntoSignificantCommitmentsOrContingentLiabilitiesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Contingent consideration liability</link:label>
    <link:label id="lab_ifrs-full_EnteringIntoSignificantCommitmentsOrContingentLiabilitiesMember_label_en-US" xlink:label="lab_ifrs-full_EnteringIntoSignificantCommitmentsOrContingentLiabilitiesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entering into significant commitments or contingent liabilities [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EnteringIntoSignificantCommitmentsOrContingentLiabilitiesMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_EnteringIntoSignificantCommitmentsOrContingentLiabilitiesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EnteringIntoSignificantCommitmentsOrContingentLiabilitiesMember" xlink:to="lab_ifrs-full_EnteringIntoSignificantCommitmentsOrContingentLiabilitiesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_IntellectualPropertyTerm_69bc89b1-c86f-4f49-a993-12a2e0beb5d6_terseLabel_en-US" xlink:label="lab_bldp_IntellectualPropertyTerm" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expiration period (years)</link:label>
    <link:label id="lab_bldp_IntellectualPropertyTerm_label_en-US" xlink:label="lab_bldp_IntellectualPropertyTerm" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intellectual Property, Term</link:label>
    <link:label id="lab_bldp_IntellectualPropertyTerm_documentation_en-US" xlink:label="lab_bldp_IntellectualPropertyTerm" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intellectual Property, Term</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_IntellectualPropertyTerm" xlink:href="bldp-20211231.xsd#bldp_IntellectualPropertyTerm"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_IntellectualPropertyTerm" xlink:to="lab_bldp_IntellectualPropertyTerm" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_IncreaseDecreaseInFairValueOfInvestments_dd05c458-879a-44c6-8c9d-55a972367cd1_terseLabel_en-US" xlink:label="lab_bldp_IncreaseDecreaseInFairValueOfInvestments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net decrease (increase) in fair value of investments</link:label>
    <link:label id="lab_bldp_IncreaseDecreaseInFairValueOfInvestments_label_en-US" xlink:label="lab_bldp_IncreaseDecreaseInFairValueOfInvestments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (decrease) in fair value of investments</link:label>
    <link:label id="lab_bldp_IncreaseDecreaseInFairValueOfInvestments_documentation_en-US" xlink:label="lab_bldp_IncreaseDecreaseInFairValueOfInvestments" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (decrease) in fair value of investments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_IncreaseDecreaseInFairValueOfInvestments" xlink:href="bldp-20211231.xsd#bldp_IncreaseDecreaseInFairValueOfInvestments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_IncreaseDecreaseInFairValueOfInvestments" xlink:to="lab_bldp_IncreaseDecreaseInFairValueOfInvestments" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_BankOperatingLineMember_d9baa73f-fff4-43d0-a06e-731b777b02f5_terseLabel_en-US" xlink:label="lab_bldp_BankOperatingLineMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">LG Facility</link:label>
    <link:label id="lab_bldp_BankOperatingLineMember_label_en-US" xlink:label="lab_bldp_BankOperatingLineMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Bank Operating Line [Member]</link:label>
    <link:label id="lab_bldp_BankOperatingLineMember_documentation_en-US" xlink:label="lab_bldp_BankOperatingLineMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Bank Operating Line [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_BankOperatingLineMember" xlink:href="bldp-20211231.xsd#bldp_BankOperatingLineMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_BankOperatingLineMember" xlink:to="lab_bldp_BankOperatingLineMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsExplanatory_7723589e-e08f-4cfb-8ba4-50a97900dda3_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intangible assets</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of intangible assets [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIntangibleAssetsExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfIntangibleAssetsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfIntangibleAssetsExplanatory" xlink:to="lab_ifrs-full_DisclosureOfIntangibleAssetsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities_62f58440-938d-4614-90fe-045d8f7629c2_totalLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash provided by financing activities</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities_label_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash flows from (used in) financing activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivities"/>
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    <link:label id="lab_bldp_LeasesAbstract_045bf6e3-9bb4-4f92-ba80-4493d8c2f191_terseLabel_en-US" xlink:label="lab_bldp_LeasesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Leases1 [Abstract]</link:label>
    <link:label id="lab_bldp_LeasesAbstract_label_en-US" xlink:label="lab_bldp_LeasesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Leases [Abstract]</link:label>
    <link:label id="lab_bldp_LeasesAbstract_documentation_en-US" xlink:label="lab_bldp_LeasesAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Leases [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_LeasesAbstract" xlink:href="bldp-20211231.xsd#bldp_LeasesAbstract"/>
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    <link:label id="lab_ifrs-full_ProfitLoss_56d81284-3b7e-4237-9472-f117fa242bf1_totalLabel_en-US" xlink:label="lab_ifrs-full_ProfitLoss" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net loss</link:label>
    <link:label id="lab_ifrs-full_ProfitLoss_18163c9f-406e-4df7-8927-c80a95be6da0_terseLabel_en-US" xlink:label="lab_ifrs-full_ProfitLoss" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net loss</link:label>
    <link:label id="lab_ifrs-full_ProfitLoss_6a0efd7f-f0bb-47a2-a227-5ce4d15c6f1d_verboseLabel_en-US" xlink:label="lab_ifrs-full_ProfitLoss" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net loss for the year</link:label>
    <link:label id="lab_ifrs-full_ProfitLoss_9b0f70c8-39eb-45fb-830a-d480d3718fbd_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_ProfitLoss" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net loss</link:label>
    <link:label id="lab_ifrs-full_ProfitLoss_label_en-US" xlink:label="lab_ifrs-full_ProfitLoss" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Profit (loss)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLoss" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ProfitLoss"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProfitLoss" xlink:to="lab_ifrs-full_ProfitLoss" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_DisposalGroupNameAxis_5a1c96d8-c194-4f52-8c0c-914114d0b9f3_terseLabel_en-US" xlink:label="lab_bldp_DisposalGroupNameAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disposal Group Name [Axis]</link:label>
    <link:label id="lab_bldp_DisposalGroupNameAxis_label_en-US" xlink:label="lab_bldp_DisposalGroupNameAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disposal Group Name [Axis]</link:label>
    <link:label id="lab_bldp_DisposalGroupNameAxis_documentation_en-US" xlink:label="lab_bldp_DisposalGroupNameAxis" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disposal Group Name [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_DisposalGroupNameAxis" xlink:href="bldp-20211231.xsd#bldp_DisposalGroupNameAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_DisposalGroupNameAxis" xlink:to="lab_bldp_DisposalGroupNameAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_BusinessAcquisitionSharePrice1_54b8a595-8ae1-4b90-b0ef-ffb29751b038_terseLabel_en-US" xlink:label="lab_bldp_BusinessAcquisitionSharePrice1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share price at fair value (usd per share)</link:label>
    <link:label id="lab_bldp_BusinessAcquisitionSharePrice1_label_en-US" xlink:label="lab_bldp_BusinessAcquisitionSharePrice1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Business Acquisition, Share Price1</link:label>
    <link:label id="lab_bldp_BusinessAcquisitionSharePrice1_documentation_en-US" xlink:label="lab_bldp_BusinessAcquisitionSharePrice1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_BusinessAcquisitionSharePrice1" xlink:href="bldp-20211231.xsd#bldp_BusinessAcquisitionSharePrice1"/>
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    <link:label id="lab_bldp_ContingentConsiderationProvisionMember_1b6e5e34-a3b0-4d00-b1d4-d39a58f8c51b_terseLabel_en-US" xlink:label="lab_bldp_ContingentConsiderationProvisionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Contingent consideration</link:label>
    <link:label id="lab_bldp_ContingentConsiderationProvisionMember_label_en-US" xlink:label="lab_bldp_ContingentConsiderationProvisionMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Contingent consideration provision [Member]</link:label>
    <link:label id="lab_bldp_ContingentConsiderationProvisionMember_documentation_en-US" xlink:label="lab_bldp_ContingentConsiderationProvisionMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Contingent consideration provision</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ContingentConsiderationProvisionMember" xlink:href="bldp-20211231.xsd#bldp_ContingentConsiderationProvisionMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_ContingentConsiderationProvisionMember" xlink:to="lab_bldp_ContingentConsiderationProvisionMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForFinancialLiabilitiesExplanatory_79498a70-9a4f-4963-8e99-9e82c84e0361_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForFinancialLiabilitiesExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financial liabilities</link:label>
    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForFinancialLiabilitiesExplanatory_label_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForFinancialLiabilitiesExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Description of accounting policy for financial liabilities [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForFinancialLiabilitiesExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DescriptionOfAccountingPolicyForFinancialLiabilitiesExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DescriptionOfAccountingPolicyForFinancialLiabilitiesExplanatory" xlink:to="lab_ifrs-full_DescriptionOfAccountingPolicyForFinancialLiabilitiesExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FinancialAssetsRecognisedAsOfAcquisitionDate_172c51db-af77-41db-b7b3-b4d18e6a5f51_terseLabel_en-US" xlink:label="lab_ifrs-full_FinancialAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trade and other receivables</link:label>
    <link:label id="lab_ifrs-full_FinancialAssetsRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_FinancialAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financial assets recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinancialAssetsRecognisedAsOfAcquisitionDate" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_FinancialAssetsRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FinancialAssetsRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_FinancialAssetsRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashAndCashEquivalentsPercentageContributedToFairValueOfPlanAssets_dda17314-a714-49bb-8a3d-8212e4c03909_terseLabel_en-US" xlink:label="lab_ifrs-full_CashAndCashEquivalentsPercentageContributedToFairValueOfPlanAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash and cash equivalents</link:label>
    <link:label id="lab_ifrs-full_CashAndCashEquivalentsPercentageContributedToFairValueOfPlanAssets_label_en-US" xlink:label="lab_ifrs-full_CashAndCashEquivalentsPercentageContributedToFairValueOfPlanAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash and cash equivalents, percentage contributed to fair value of plan assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashAndCashEquivalentsPercentageContributedToFairValueOfPlanAssets" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CashAndCashEquivalentsPercentageContributedToFairValueOfPlanAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashAndCashEquivalentsPercentageContributedToFairValueOfPlanAssets" xlink:to="lab_ifrs-full_CashAndCashEquivalentsPercentageContributedToFairValueOfPlanAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_PensionPlanMember_c68cd82b-03cc-49bb-ba8c-4c15617a18e2_terseLabel_en-US" xlink:label="lab_bldp_PensionPlanMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pension Plan</link:label>
    <link:label id="lab_bldp_PensionPlanMember_85b0fca9-9e94-427c-9c93-e6574fd90863_verboseLabel_en-US" xlink:label="lab_bldp_PensionPlanMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Defined benefit pension plan</link:label>
    <link:label id="lab_bldp_PensionPlanMember_label_en-US" xlink:label="lab_bldp_PensionPlanMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pension Plan [Member]</link:label>
    <link:label id="lab_bldp_PensionPlanMember_documentation_en-US" xlink:label="lab_bldp_PensionPlanMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pension Plan [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_PensionPlanMember" xlink:href="bldp-20211231.xsd#bldp_PensionPlanMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_PensionPlanMember" xlink:to="lab_bldp_PensionPlanMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_BusinessCombinationsAxis_864364da-73dc-414e-89c1-a4c08f2aad48_terseLabel_en-US" xlink:label="lab_ifrs-full_BusinessCombinationsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Business combinations [axis]</link:label>
    <link:label id="lab_ifrs-full_BusinessCombinationsAxis_label_en-US" xlink:label="lab_ifrs-full_BusinessCombinationsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Business combinations [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BusinessCombinationsAxis" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_BusinessCombinationsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_BusinessCombinationsAxis" xlink:to="lab_ifrs-full_BusinessCombinationsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsExplanatory_7acac50a-83b2-4715-bb3d-ad8ebe1aa440_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of quantitative information about right-of-use assets</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of quantitative information about right-of-use assets [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsExplanatory" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfQuantitativeInformationAboutRightofuseAssetsExplanatory"/>
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    <link:label id="lab_bldp_PaymentsForOtherShareIssueCosts_fbafb3a0-9aec-4af3-8c33-772773e7b09a_negatedTerseLabel_en-US" xlink:label="lab_bldp_PaymentsForOtherShareIssueCosts" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Less: Other financing expenses</link:label>
    <link:label id="lab_bldp_PaymentsForOtherShareIssueCosts_label_en-US" xlink:label="lab_bldp_PaymentsForOtherShareIssueCosts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Payments for other share issue costs</link:label>
    <link:label id="lab_bldp_PaymentsForOtherShareIssueCosts_documentation_en-US" xlink:label="lab_bldp_PaymentsForOtherShareIssueCosts" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Payments for other share issue costs</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_PaymentsForOtherShareIssueCosts" xlink:href="bldp-20211231.xsd#bldp_PaymentsForOtherShareIssueCosts"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_PaymentsForOtherShareIssueCosts" xlink:to="lab_bldp_PaymentsForOtherShareIssueCosts" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_SharebasedPaymentArrangementsMember_69da0d19-959d-4356-bba2-07c7deaf7556_terseLabel_en-US" xlink:label="lab_ifrs-full_SharebasedPaymentArrangementsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based payment arrangements</link:label>
    <link:label id="lab_ifrs-full_SharebasedPaymentArrangementsMember_label_en-US" xlink:label="lab_ifrs-full_SharebasedPaymentArrangementsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based payment arrangements [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SharebasedPaymentArrangementsMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_SharebasedPaymentArrangementsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_SharebasedPaymentArrangementsMember" xlink:to="lab_ifrs-full_SharebasedPaymentArrangementsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_InvestmentsRelatedPartyTransactions_ac1701de-e3c5-45da-9c97-41753f4ed574_terseLabel_en-US" xlink:label="lab_bldp_InvestmentsRelatedPartyTransactions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investments</link:label>
    <link:label id="lab_bldp_InvestmentsRelatedPartyTransactions_label_en-US" xlink:label="lab_bldp_InvestmentsRelatedPartyTransactions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investments, Related Party Transactions</link:label>
    <link:label id="lab_bldp_InvestmentsRelatedPartyTransactions_documentation_en-US" xlink:label="lab_bldp_InvestmentsRelatedPartyTransactions" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investments, Related Party Transactions</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_InvestmentsRelatedPartyTransactions" xlink:href="bldp-20211231.xsd#bldp_InvestmentsRelatedPartyTransactions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_InvestmentsRelatedPartyTransactions" xlink:to="lab_bldp_InvestmentsRelatedPartyTransactions" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_AmendmentFlag_de22add8-67a9-48d3-87b8-e05260af0e25_terseLabel_en-US" xlink:label="lab_dei_AmendmentFlag" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Amendment Flag</link:label>
    <link:label id="lab_dei_AmendmentFlag_label_en-US" xlink:label="lab_dei_AmendmentFlag" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Amendment Flag</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_AmendmentFlag"/>
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    <link:label id="lab_bldp_DisclosureOfRecognitionAndMeasurementOfGoodwillAndIntangibleAssetsTableTextBlock_1ee2c0f8-7e38-44cc-b59d-0e3dbc0dfc7f_terseLabel_en-US" xlink:label="lab_bldp_DisclosureOfRecognitionAndMeasurementOfGoodwillAndIntangibleAssetsTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of recognition and measurement of goodwill and intangible assets</link:label>
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    <link:label id="lab_ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities_2bdfce07-e174-4192-aa79-58b2a98eeaf8_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investment in other intangible assets</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfEntitysReportableSegmentsExplanatory_2aec30b1-7147-4a81-9e50-57948e19f0a3_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfEntitysReportableSegmentsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Operating segments</link:label>
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    <link:label id="lab_ifrs-full_GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAsset_bcf34979-bee9-492c-8a72-70f2e06338d2_negatedTotalLabel_en-US" xlink:label="lab_ifrs-full_GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAsset" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Remeasurement (gains) losses</link:label>
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    <link:label id="lab_ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers_fdc69e9f-ebc8-40c7-843c-dfb43a8beabc_terseLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trade accounts payable</link:label>
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    <link:label id="lab_ifrs-full_RangesMember_ea629341-2e8b-4287-9f48-2ec399bc2778_terseLabel_en-US" xlink:label="lab_ifrs-full_RangesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ranges</link:label>
    <link:label id="lab_ifrs-full_RangesMember_label_en-US" xlink:label="lab_ifrs-full_RangesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ranges [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RangesMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_RangesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RangesMember" xlink:to="lab_ifrs-full_RangesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EquityAbstract_41581a32-d1ea-40e5-8153-461143828bfd_terseLabel_en-US" xlink:label="lab_ifrs-full_EquityAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity:</link:label>
    <link:label id="lab_ifrs-full_EquityAbstract_label_en-US" xlink:label="lab_ifrs-full_EquityAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityAbstract" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_EquityAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EquityAbstract" xlink:to="lab_ifrs-full_EquityAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement_e559e44a-fecd-4d29-ad58-b6645a70bcba_terseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Exercised (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement_96d1af88-92e2-418a-be9d-908ba247a091_negatedLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Exercised (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement_label_en-US" xlink:label="lab_ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of other equity instruments exercised or vested in share-based payment arrangement</link:label>
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    <link:label id="lab_ifrs-full_AnalysisOfIncomeAndExpenseAbstract_1b8da1c5-425c-4ed7-9c5c-e0688758aa15_terseLabel_en-US" xlink:label="lab_ifrs-full_AnalysisOfIncomeAndExpenseAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Analysis of income and expense [abstract]</link:label>
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    <link:label id="lab_ifrs-full_GrossLeaseLiabilities_a88bb6be-d948-48c9-b090-6a7bfd0abbef_terseLabel_en-US" xlink:label="lab_ifrs-full_GrossLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Gross lease liabilities</link:label>
    <link:label id="lab_ifrs-full_GrossLeaseLiabilities_label_en-US" xlink:label="lab_ifrs-full_GrossLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Gross lease liabilities</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GrossLeaseLiabilities" xlink:to="lab_ifrs-full_GrossLeaseLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ContractLiabilitiesRelatedPartyTransactions_6631d6aa-0413-4614-831e-46fcb2cd46bd_terseLabel_en-US" xlink:label="lab_bldp_ContractLiabilitiesRelatedPartyTransactions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred revenue</link:label>
    <link:label id="lab_bldp_ContractLiabilitiesRelatedPartyTransactions_label_en-US" xlink:label="lab_bldp_ContractLiabilitiesRelatedPartyTransactions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Contract Liabilities, Related Party Transactions</link:label>
    <link:label id="lab_bldp_ContractLiabilitiesRelatedPartyTransactions_documentation_en-US" xlink:label="lab_bldp_ContractLiabilitiesRelatedPartyTransactions" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Contract Liabilities, Related Party Transactions</link:label>
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    <link:label id="lab_bldp_SynergyJVMember_370a02d1-fd18-4eb9-a811-c4597bc8a33f_verboseLabel_en-US" xlink:label="lab_bldp_SynergyJVMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Synergy Ballard JVCo</link:label>
    <link:label id="lab_bldp_SynergyJVMember_f35bc67e-f912-46be-b4e3-be483b7fb4de_terseLabel_en-US" xlink:label="lab_bldp_SynergyJVMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Synergy Ballard JVCo</link:label>
    <link:label id="lab_bldp_SynergyJVMember_label_en-US" xlink:label="lab_bldp_SynergyJVMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Synergy JV [Member]</link:label>
    <link:label id="lab_bldp_SynergyJVMember_documentation_en-US" xlink:label="lab_bldp_SynergyJVMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Synergy [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_SynergyJVMember" xlink:href="bldp-20211231.xsd#bldp_SynergyJVMember"/>
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    <link:label id="lab_ifrs-full_DescriptionOfInitialApplicationOfStandardsOrInterpretations_b61b9dba-342c-4ff9-ae42-297c56c5e54a_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfInitialApplicationOfStandardsOrInterpretations" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of initial application of standards or interpretations</link:label>
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    <link:label id="lab_ifrs-full_Borrowings_335b6bbd-1400-4644-9418-ec810d18bd19_terseLabel_en-US" xlink:label="lab_ifrs-full_Borrowings" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Borrowings outstanding</link:label>
    <link:label id="lab_ifrs-full_Borrowings_label_en-US" xlink:label="lab_ifrs-full_Borrowings" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Borrowings</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Borrowings" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_Borrowings"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_Borrowings" xlink:to="lab_ifrs-full_Borrowings" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ProvisionRelatedToIntellectualPropertyPurchaseMember_58158b78-32ab-4f60-9a0d-e1a3b8c1d5a9_terseLabel_en-US" xlink:label="lab_bldp_ProvisionRelatedToIntellectualPropertyPurchaseMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Royalty related to UTC, revenue obligations</link:label>
    <link:label id="lab_bldp_ProvisionRelatedToIntellectualPropertyPurchaseMember_label_en-US" xlink:label="lab_bldp_ProvisionRelatedToIntellectualPropertyPurchaseMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Provision Related To Intellectual Property Purchase [Member]</link:label>
    <link:label id="lab_bldp_ProvisionRelatedToIntellectualPropertyPurchaseMember_documentation_en-US" xlink:label="lab_bldp_ProvisionRelatedToIntellectualPropertyPurchaseMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Provision Related To Intellectual Property Purchase [Member]</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_ProvisionRelatedToIntellectualPropertyPurchaseMember" xlink:to="lab_bldp_ProvisionRelatedToIntellectualPropertyPurchaseMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfInvestmentsAccountedForUsingEquityMethodExplanatory_8fc346ee-16aa-40c6-bde4-35ea151e3561_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfInvestmentsAccountedForUsingEquityMethodExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investments</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfInvestmentsAccountedForUsingEquityMethodExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfInvestmentsAccountedForUsingEquityMethodExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of investments accounted for using equity method [text block]</link:label>
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    <link:label id="lab_bldp_OwnedPropertyPlantAndEquipmentMember_228e79a1-3d52-4414-b068-07c92c773a2c_terseLabel_en-US" xlink:label="lab_bldp_OwnedPropertyPlantAndEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Owned property, plant and equipment</link:label>
    <link:label id="lab_bldp_OwnedPropertyPlantAndEquipmentMember_label_en-US" xlink:label="lab_bldp_OwnedPropertyPlantAndEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Owned Property, Plant, and Equipment [Member]</link:label>
    <link:label id="lab_bldp_OwnedPropertyPlantAndEquipmentMember_documentation_en-US" xlink:label="lab_bldp_OwnedPropertyPlantAndEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Owned Property, Plant, and Equipment</link:label>
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    <link:label id="lab_ifrs-full_ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory_f873f377-633c-4c38-b76d-9e9023acf250_verboseLabel_en-US" xlink:label="lab_ifrs-full_ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Explanation of significant changes in contract assets</link:label>
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    <link:label id="lab_bldp_Noncashcompensatoryshares_6fc4a52e-a692-4edf-9e1e-dc5f585fd9cb_terseLabel_en-US" xlink:label="lab_bldp_Noncashcompensatoryshares" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Compensatory shares</link:label>
    <link:label id="lab_bldp_Noncashcompensatoryshares_label_en-US" xlink:label="lab_bldp_Noncashcompensatoryshares" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Noncash, compensatory shares</link:label>
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    <link:loc xlink:type="locator" xlink:label="loc_bldp_Noncashcompensatoryshares" xlink:href="bldp-20211231.xsd#bldp_Noncashcompensatoryshares"/>
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    <link:label id="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsTable_9bd68758-71a4-46e1-8495-c3ac9088c1ed_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information about borrowings [table]</link:label>
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    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsTable" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsTable"/>
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    <link:label id="lab_ifrs-full_PaymentsForShareIssueCosts_6e894f88-e9a4-4876-83ab-1f821665edbc_negatedLabel_en-US" xlink:label="lab_ifrs-full_PaymentsForShareIssueCosts" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Less: Underwriting expenses</link:label>
    <link:label id="lab_ifrs-full_PaymentsForShareIssueCosts_label_en-US" xlink:label="lab_ifrs-full_PaymentsForShareIssueCosts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Payments for share issue costs</link:label>
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    <link:label id="lab_bldp_DisclosureonSaleofAssetsTable_bfb3ec83-0091-44b3-9b3a-a4149764e40a_terseLabel_en-US" xlink:label="lab_bldp_DisclosureonSaleofAssetsTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure on Sale of Assets [Table]</link:label>
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    <link:loc xlink:type="locator" xlink:label="loc_bldp_DisclosureonSaleofAssetsTable" xlink:href="bldp-20211231.xsd#bldp_DisclosureonSaleofAssetsTable"/>
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    <link:label id="lab_bldp_OptionlifeshareoptionsgrantedPeriod_0c36b424-911c-4f0b-8f5b-0ac709ff8769_terseLabel_en-US" xlink:label="lab_bldp_OptionlifeshareoptionsgrantedPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expected life (years)</link:label>
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    <link:label id="lab_bldp_DisclosureOfDetailedInformationOtherOperatingExpensesTableTextBlock_24dd3ba3-9235-43f2-9a9c-8c3df0097ea2_terseLabel_en-US" xlink:label="lab_bldp_DisclosureOfDetailedInformationOtherOperatingExpensesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of detailed information on other operating expense</link:label>
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    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory_f60be961-6dc0-4c5c-8816-396647fcc4af_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Employee benefits</link:label>
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    <link:label id="lab_ifrs-full_RevenueFromContractsWithCustomers_45438581-3751-48ea-bbaa-920a7f9e44d9_terseLabel_en-US" xlink:label="lab_ifrs-full_RevenueFromContractsWithCustomers" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Product and service revenues</link:label>
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    <link:label id="lab_bldp_BallardHongKongLtd.Member_57ffafe2-95f2-448e-a0a2-677d133293a9_terseLabel_en-US" xlink:label="lab_bldp_BallardHongKongLtd.Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ballard Hong Kong Ltd.</link:label>
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    <link:label id="lab_dei_EntityCentralIndexKey_5afd057a-892e-4e38-a002-a7eff5b5d314_terseLabel_en-US" xlink:label="lab_dei_EntityCentralIndexKey" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:label id="lab_dei_EntityCentralIndexKey_label_en-US" xlink:label="lab_dei_EntityCentralIndexKey" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityCentralIndexKey"/>
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    <link:label id="lab_ifrs-full_AdditionalPaidinCapitalMember_862fcf3c-64d3-455b-93bc-e6be53d77220_terseLabel_en-US" xlink:label="lab_ifrs-full_AdditionalPaidinCapitalMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Contributed surplus</link:label>
    <link:label id="lab_ifrs-full_AdditionalPaidinCapitalMember_label_en-US" xlink:label="lab_ifrs-full_AdditionalPaidinCapitalMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additional paid-in capital [member]</link:label>
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    <link:label id="lab_ifrs-full_CashFlowsFromUsedInInvestingActivitiesDiscontinuedOperations_7e8df0e1-7e60-415c-8d8d-2035c78986ac_terseLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInInvestingActivitiesDiscontinuedOperations" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash provided by investing activities</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInInvestingActivitiesDiscontinuedOperations_label_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInInvestingActivitiesDiscontinuedOperations" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash flows from (used in) investing activities, discontinued operations</link:label>
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    <link:label id="lab_ifrs-full_AmortisationIntangibleAssetsOtherThanGoodwill_6c8c7243-bd71-4961-b53b-0a09a4f14859_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_AmortisationIntangibleAssetsOtherThanGoodwill" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Amortization expense</link:label>
    <link:label id="lab_ifrs-full_AmortisationIntangibleAssetsOtherThanGoodwill_13639092-c588-42a9-a443-3fdc72728623_terseLabel_en-US" xlink:label="lab_ifrs-full_AmortisationIntangibleAssetsOtherThanGoodwill" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Amortization expense</link:label>
    <link:label id="lab_ifrs-full_AmortisationIntangibleAssetsOtherThanGoodwill_label_en-US" xlink:label="lab_ifrs-full_AmortisationIntangibleAssetsOtherThanGoodwill" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Amortisation, intangible assets other than goodwill</link:label>
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    <link:label id="lab_bldp_EmployeeRelatedLiabilitiesCurrent1_fc8d265a-ecc1-4bf4-be5b-452ebb295829_terseLabel_en-US" xlink:label="lab_bldp_EmployeeRelatedLiabilitiesCurrent1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Compensation payable</link:label>
    <link:label id="lab_bldp_EmployeeRelatedLiabilitiesCurrent1_label_en-US" xlink:label="lab_bldp_EmployeeRelatedLiabilitiesCurrent1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Employee Related Liabilities Current1</link:label>
    <link:label id="lab_bldp_EmployeeRelatedLiabilitiesCurrent1_documentation_en-US" xlink:label="lab_bldp_EmployeeRelatedLiabilitiesCurrent1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Employee Related Liabilities Current1</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_EmployeeRelatedLiabilitiesCurrent1" xlink:href="bldp-20211231.xsd#bldp_EmployeeRelatedLiabilitiesCurrent1"/>
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    <link:label id="lab_ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillTable_2e3a1051-4f31-4e6e-8d81-39e0e52f3997_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of reconciliation of changes in goodwill [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of reconciliation of changes in goodwill [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillTable" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillTable"/>
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    <link:label id="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable_71ddc487-781e-4c90-a35d-109ee728bb1c_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of terms and conditions of share-based payment arrangement [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of terms and conditions of share-based payment arrangement [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable" xlink:to="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_DisclosureofChangesinAccountingPoliciesAccountingEstimatesandErrorsAbstract_1b7a1742-9998-46bb-9774-5c849b4a6f39_terseLabel_en-US" xlink:label="lab_bldp_DisclosureofChangesinAccountingPoliciesAccountingEstimatesandErrorsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of Changes in Accounting Policies, Accounting Estimates and Errors [Abstract]</link:label>
    <link:label id="lab_bldp_DisclosureofChangesinAccountingPoliciesAccountingEstimatesandErrorsAbstract_label_en-US" xlink:label="lab_bldp_DisclosureofChangesinAccountingPoliciesAccountingEstimatesandErrorsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of Changes in Accounting Policies, Accounting Estimates and Errors [Abstract]</link:label>
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    <link:label id="lab_dei_TradingSymbol_8f56cdf0-6301-4ff3-abdd-a29d1d3706d4_terseLabel_en-US" xlink:label="lab_dei_TradingSymbol" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trading Symbol</link:label>
    <link:label id="lab_dei_TradingSymbol_label_en-US" xlink:label="lab_dei_TradingSymbol" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trading Symbol</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_TradingSymbol"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_TradingSymbol" xlink:to="lab_dei_TradingSymbol" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfRelatedPartyExplanatory_3250c3af-3e9c-439f-9f5d-8cf127fbcbfe_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfRelatedPartyExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Related party transactions</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfRelatedPartyExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfRelatedPartyExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of related party [text block]</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfRelatedPartyExplanatory" xlink:to="lab_ifrs-full_DisclosureOfRelatedPartyExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_AccruedWarrantyProvisionMember_e8492b9c-617a-4108-ad4f-06fc715f76d0_terseLabel_en-US" xlink:label="lab_bldp_AccruedWarrantyProvisionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accrued warranty provision</link:label>
    <link:label id="lab_bldp_AccruedWarrantyProvisionMember_label_en-US" xlink:label="lab_bldp_AccruedWarrantyProvisionMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accrued Warranty Provision [Member]</link:label>
    <link:label id="lab_bldp_AccruedWarrantyProvisionMember_documentation_en-US" xlink:label="lab_bldp_AccruedWarrantyProvisionMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accrued Warranty Provision [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_AccruedWarrantyProvisionMember" xlink:href="bldp-20211231.xsd#bldp_AccruedWarrantyProvisionMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_bldp_AccruedWarrantyProvisionMember" xlink:to="lab_bldp_AccruedWarrantyProvisionMember" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod_d81e8534-8470-493a-b5c4-4dd898725c22_terseLabel_en-US" xlink:label="lab_bldp_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Award vesting period (years)</link:label>
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    <link:label id="lab_bldp_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod_documentation_en-US" xlink:label="lab_bldp_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-Based Compensation Arrangement By Share-Based Payment Award, Award Vesting Period</link:label>
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    <link:label id="lab_bldp_ATMProgramsMember_32f61079-b2fc-4d7b-a17e-3357cd22eaad_terseLabel_en-US" xlink:label="lab_bldp_ATMProgramsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ATM Programs</link:label>
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    <link:loc xlink:type="locator" xlink:label="loc_bldp_ATMProgramsMember" xlink:href="bldp-20211231.xsd#bldp_ATMProgramsMember"/>
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    <link:label id="lab_ifrs-full_DisclosureOfInterestsInOtherEntitiesExplanatory_cbd60619-4758-46cb-9283-f50456221ef2_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfInterestsInOtherEntitiesExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of interests in other entities</link:label>
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    <link:label id="lab_ifrs-full_NotionalAmount_9746360d-8a97-4e10-9bdc-c41d09cbe2ec_terseLabel_en-US" xlink:label="lab_ifrs-full_NotionalAmount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Foreign exchange contracts</link:label>
    <link:label id="lab_ifrs-full_NotionalAmount_label_en-US" xlink:label="lab_ifrs-full_NotionalAmount" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Notional amount</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ContinuingAndDiscontinuedOperationsAxis" xlink:to="lab_ifrs-full_ContinuingAndDiscontinuedOperationsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis_cd70fdba-07ba-478c-9855-2faeb787970e_terseLabel_en-US" xlink:label="lab_ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ranges of exercise prices for outstanding share options [axis]</link:label>
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    <link:label id="lab_ifrs-full_InvestmentAccountedForUsingEquityMethod_5348fb8e-f25c-4f82-8767-b9b39995e8c6_terseLabel_en-US" xlink:label="lab_ifrs-full_InvestmentAccountedForUsingEquityMethod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investments</link:label>
    <link:label id="lab_ifrs-full_InvestmentAccountedForUsingEquityMethod_0b481eea-8b4a-430e-a345-2a2e899f8af1_periodStartLabel_en-US" xlink:label="lab_ifrs-full_InvestmentAccountedForUsingEquityMethod" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investments, beginning balance</link:label>
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    <link:label id="lab_ifrs-full_InvestmentAccountedForUsingEquityMethod_a4edc212-c4be-451e-84db-ace1b3c971bf_verboseLabel_en-US" xlink:label="lab_ifrs-full_InvestmentAccountedForUsingEquityMethod" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Carrying amount of investment</link:label>
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    <link:label id="lab_bldp_BallardMotiveSolutionsMember_710369dd-8018-4b2a-b456-eb8ed6fcfb9b_terseLabel_en-US" xlink:label="lab_bldp_BallardMotiveSolutionsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ballard Motive Solutions (Note 7)</link:label>
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    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForIssuedCapitalExplanatory_90ea6492-54ef-4909-a2ec-ab9798feb524_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForIssuedCapitalExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share capital</link:label>
    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForIssuedCapitalExplanatory_label_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForIssuedCapitalExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Description of accounting policy for issued capital [text block]</link:label>
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    <link:label id="lab_ifrs-full_ActuarialAssumptionsMember_01092e0c-49e7-4bb4-bfd2-a7fcbd9c5e5f_terseLabel_en-US" xlink:label="lab_ifrs-full_ActuarialAssumptionsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Actuarial assumptions</link:label>
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    <link:label id="lab_ifrs-full_DiscontinuedOperationsMember_694b9856-ff4a-40f5-aa1d-bb6be101b8a2_terseLabel_en-US" xlink:label="lab_ifrs-full_DiscontinuedOperationsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Discontinued operations</link:label>
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    <link:label id="lab_ifrs-full_AdjustmentsForProvisions_b5d78c73-eb56-46b4-9625-dc8bea717885_terseLabel_en-US" xlink:label="lab_ifrs-full_AdjustmentsForProvisions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Warranty provision</link:label>
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    <link:label id="lab_dei_EntitiesTable_50aab37e-fb88-44e1-b44d-6d115b885227_terseLabel_en-US" xlink:label="lab_dei_EntitiesTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entities [Table]</link:label>
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    <link:label id="lab_ifrs-full_OnerousContractsProvision_1f48398f-d906-44df-bfdf-cceeb54f9d09_terseLabel_en-US" xlink:label="lab_ifrs-full_OnerousContractsProvision" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Onerous contracts provision</link:label>
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    <link:label id="lab_ifrs-full_StatementOfCashFlowsAbstract_1da88c80-7161-452c-87d1-1e953d5ac13f_terseLabel_en-US" xlink:label="lab_ifrs-full_StatementOfCashFlowsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of cash flows [abstract]</link:label>
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    <link:label id="lab_bldp_SaleOfStockAuthorizedAmount_c3d9a2cf-be31-4fa0-be97-cc27f5735fde_terseLabel_en-US" xlink:label="lab_bldp_SaleOfStockAuthorizedAmount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Sale of stock authorized amount</link:label>
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    <link:label id="lab_ifrs-full_OtherCashPaymentsToAcquireInterestsInJointVenturesClassifiedAsInvestingActivities_c4d82659-dc25-4b7a-8985-01e94fdcb179_terseLabel_en-US" xlink:label="lab_ifrs-full_OtherCashPaymentsToAcquireInterestsInJointVenturesClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Capital contributions</link:label>
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    <link:label id="lab_bldp_BallardUnmannedSystemsMember_4fe24cd0-a30c-4120-a8be-10b3cb5688e2_terseLabel_en-US" xlink:label="lab_bldp_BallardUnmannedSystemsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ballard Unmanned Systems (note 8)</link:label>
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    <link:label id="lab_bldp_ForeignExchangeGainLossAndGainsLossesOnFinancialAssetAtFairValue_e8d4f420-7585-4669-b3ef-6e5e218d7602_terseLabel_en-US" xlink:label="lab_bldp_ForeignExchangeGainLossAndGainsLossesOnFinancialAssetAtFairValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Foreign exchange gain (loss) and gains (losses) on financial asset at fair value</link:label>
    <link:label id="lab_bldp_ForeignExchangeGainLossAndGainsLossesOnFinancialAssetAtFairValue_label_en-US" xlink:label="lab_bldp_ForeignExchangeGainLossAndGainsLossesOnFinancialAssetAtFairValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Foreign exchange gain (loss) and gains (losses) on financial asset at fair value</link:label>
    <link:label id="lab_bldp_ForeignExchangeGainLossAndGainsLossesOnFinancialAssetAtFairValue_documentation_en-US" xlink:label="lab_bldp_ForeignExchangeGainLossAndGainsLossesOnFinancialAssetAtFairValue" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Foreign exchange gain (loss) and gains (losses) on financial asset at fair value</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_bldp_ForeignExchangeGainLossAndGainsLossesOnFinancialAssetAtFairValue" xlink:href="bldp-20211231.xsd#bldp_ForeignExchangeGainLossAndGainsLossesOnFinancialAssetAtFairValue"/>
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    <link:label id="lab_ifrs-full_CategoriesOfRelatedPartiesAxis_ad3b45ff-4110-495d-9acd-fd014d2ce1ab_terseLabel_en-US" xlink:label="lab_ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Categories of related parties [axis]</link:label>
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    <link:label id="lab_ifrs-full_CurrentInvestments_8c850e44-a3b0-4619-bd41-3e464ebf44fd_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentInvestments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current investments</link:label>
    <link:label id="lab_ifrs-full_CurrentInvestments_label_en-US" xlink:label="lab_ifrs-full_CurrentInvestments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current investments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentInvestments" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CurrentInvestments"/>
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    <link:label id="lab_ifrs-full_InterestRateRiskMember_de070516-d7f7-4de3-bc26-dc3a780077d6_terseLabel_en-US" xlink:label="lab_ifrs-full_InterestRateRiskMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Interest rate risk</link:label>
    <link:label id="lab_ifrs-full_InterestRateRiskMember_label_en-US" xlink:label="lab_ifrs-full_InterestRateRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Interest rate risk [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestRateRiskMember" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_InterestRateRiskMember"/>
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    <link:label id="lab_ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement_41bfc358-dcdf-40a9-a8b0-3b65521b6fc0_terseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number options exercisable (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement_label_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of share options exercisable in share-based payment arrangement</link:label>
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    <link:label id="lab_ifrs-full_PercentageOfVotingEquityInterestsAcquired_0cdcb006-bb0c-4de8-b7ce-2bfaecb406b0_verboseLabel_en-US" xlink:label="lab_ifrs-full_PercentageOfVotingEquityInterestsAcquired" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additional interests acquired</link:label>
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    <link:label id="lab_ifrs-full_ProceedsFromExerciseOfOptions_8ae84351-71f7-417a-904e-9f57dda7bcc9_terseLabel_en-US" xlink:label="lab_ifrs-full_ProceedsFromExerciseOfOptions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net proceeds on issuance of share capital from share option exercises</link:label>
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    <link:label id="lab_bldp_DisclosureOfReconciliationOfAccountingProfitMultipliedByApplicableTaxRatesAndAverageEffectiveTaxRateTableTextBlock_c6260d2a-5a40-4f3e-bc5e-39c999d3f250_terseLabel_en-US" xlink:label="lab_bldp_DisclosureOfReconciliationOfAccountingProfitMultipliedByApplicableTaxRatesAndAverageEffectiveTaxRateTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of reconciliation of accounting profit</link:label>
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    <link:label id="lab_ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember_8d8b2863-f560-496d-b291-52cc12f6c2f3_terseLabel_en-US" xlink:label="lab_ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Foreign currency reserve</link:label>
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    <link:label id="lab_ifrs-full_UnusedTaxLossesMember_label_en-US" xlink:label="lab_ifrs-full_UnusedTaxLossesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Unused tax losses [member]</link:label>
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    <link:label id="lab_ifrs-full_ComponentsOfEquityAxis_label_en-US" xlink:label="lab_ifrs-full_ComponentsOfEquityAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Components of equity [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComponentsOfEquityAxis" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_ComponentsOfEquityAxis"/>
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    <link:label id="lab_bldp_PriceofForeignExchangeOpeningPrice_93a04e0e-744f-4feb-9ae1-3b827cc20573_terseLabel_en-US" xlink:label="lab_bldp_PriceofForeignExchangeOpeningPrice" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">January 1, 2021 Opening rate</link:label>
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    <link:label id="lab_bldp_PriceofForeignExchangeOpeningPrice_documentation_en-US" xlink:label="lab_bldp_PriceofForeignExchangeOpeningPrice" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Price of Hedging Instrument, Opening Price</link:label>
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    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForIncomeTaxExplanatory_3595803b-fe98-4568-94be-25d54cb9a15b_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForIncomeTaxExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Income taxes</link:label>
    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForIncomeTaxExplanatory_label_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForIncomeTaxExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Description of accounting policy for income tax [text block]</link:label>
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    <link:label id="lab_ifrs-full_BasicEarningsLossPerShareFromContinuingOperations_label_en-US" xlink:label="lab_ifrs-full_BasicEarningsLossPerShareFromContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Basic earnings (loss) per share from continuing operations</link:label>
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    <link:label id="lab_ifrs-full_NetAssetsLiabilities_13dfa169-4cde-4ca4-82eb-7f30c0cd8085_totalLabel_en-US" xlink:label="lab_ifrs-full_NetAssetsLiabilities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net assets</link:label>
    <link:label id="lab_ifrs-full_NetAssetsLiabilities_label_en-US" xlink:label="lab_ifrs-full_NetAssetsLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Assets (liabilities)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NetAssetsLiabilities" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_NetAssetsLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NetAssetsLiabilities" xlink:to="lab_ifrs-full_NetAssetsLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_bldp_IncreaseDecreaseThroughTransfersInRightOfUseAssets_a63c3e38-1b28-40fb-9438-cb6550d028c8_terseLabel_en-US" xlink:label="lab_bldp_IncreaseDecreaseThroughTransfersInRightOfUseAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Transfer</link:label>
    <link:label id="lab_bldp_IncreaseDecreaseThroughTransfersInRightOfUseAssets_label_en-US" xlink:label="lab_bldp_IncreaseDecreaseThroughTransfersInRightOfUseAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (decrease) Through Transfers in Right-of-use Assets</link:label>
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    <link:label id="lab_bldp_WithholdingTax_label_en-US" xlink:label="lab_bldp_WithholdingTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Withholding Tax</link:label>
    <link:label id="lab_bldp_WithholdingTax_documentation_en-US" xlink:label="lab_bldp_WithholdingTax" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Withholding Tax</link:label>
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    <link:label id="lab_bldp_ArcolaEnergyLimitedMember_10c78547-8357-412d-a8be-1620b6fb4b58_terseLabel_en-US" xlink:label="lab_bldp_ArcolaEnergyLimitedMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Arcola Energy Limited</link:label>
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    <link:label id="lab_ifrs-full_TypesOfSharebasedPaymentArrangementsAxis_178c1de3-161c-4dad-9eda-4f9f86f07298_terseLabel_en-US" xlink:label="lab_ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Types of share-based payment arrangements [axis]</link:label>
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    <link:label id="lab_ifrs-full_OnerousContractsProvisionMember_8b7d3662-e64d-465e-a80b-958b3f6d72db_terseLabel_en-US" xlink:label="lab_ifrs-full_OnerousContractsProvisionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Onerous contracts</link:label>
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