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  <xs:element id="cb_PrivateCreditAlternativeInvestmentsMember" abstract="true" name="PrivateCreditAlternativeInvestmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cb_DebtsecuritiesHeldtomaturitymaturityallocatedandsinglematuritydateafteronethroughfiveyearsnetcarryingvalue" abstract="false" name="DebtsecuritiesHeldtomaturitymaturityallocatedandsinglematuritydateafteronethroughfiveyearsnetcarryingvalue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cb_GeneralAndSignificantAccountingPoliciesLineItems" abstract="true" name="GeneralAndSignificantAccountingPoliciesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="cb_ReinsuranceRecoverablesOnFuturePolicyBenefitsAllowance" abstract="false" name="ReinsuranceRecoverablesOnFuturePolicyBenefitsAllowance" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cb_WeightedAverageInterestRatesTableTextBlock" abstract="false" name="WeightedAverageInterestRatesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="cb_InvestmentAndEmbeddedDerivativeInstrumentsMember" abstract="true" name="InvestmentAndEmbeddedDerivativeInstrumentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cb_INASeniorNotesDueJune2031Member" abstract="true" name="INASeniorNotesDueJune2031Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cb_Trustpreferredsecurities" abstract="false" name="Trustpreferredsecurities" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cb_DebtsecuritiesHeldtomaturitymaturityallocatedandsinglematuritydatewithinoneyearnetcarryingvalue" abstract="false" name="DebtsecuritiesHeldtomaturitymaturityallocatedandsinglematuritydatewithinoneyearnetcarryingvalue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cb_MarketRiskBenefitWeightedAverageAgeOfPolicyholdersAge" abstract="false" name="MarketRiskBenefitWeightedAverageAgeOfPolicyholdersAge" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="cb_July2023StockRepurchasePlanMember" abstract="true" name="July2023StockRepurchasePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cb_PriorPeriodDevelopmentnetadjustments" abstract="false" name="PriorPeriodDevelopmentnetadjustments" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
