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Property, plant and equipment
12 Months Ended
Dec. 31, 2024
Property, plant and equipment [abstract]  
Property, plant and equipment Property, plant and equipment
For the year ended December 31, 2024 Note
Network infrastructure and equipment (1)
Land and buildings (1)
Assets under construction Total
Cost  
January 1, 2024   74,676  9,805  2,355  86,836 
Additions   2,092  430  2,107  4,629 
Business acquisitions 4 72  184  10  266 
Transfers   881  79  (2,239) (1,279)
Retirements and disposals   (1,484) (232) (8) (1,724)
Impairment losses recognized in earnings 8 (85) (95)   (180)
Reclassified to assets held for sale 16 (1) (10)   (11)
December 31, 2024   76,151  10,161  2,225  88,537 
Accumulated depreciation  
January 1, 2024   50,926  5,558    56,484 
Depreciation   3,245  513    3,758 
Retirements and disposals   (1,447) (214)   (1,661)
Other   (43) (2)   (45)
December 31, 2024   52,681  5,855    58,536 
Net carrying amount  
January 1, 2024   23,750  4,247  2,355  30,352 
December 31, 2024   23,470  4,306  2,225  30,001 
(1)Includes right-of-use assets. See Note 18, Leases, for additional details.
For the year ended December 31, 2023 Note
Network infrastructure and equipment (1)
Land and buildings (1)
Assets under construction Total
Cost                      
January 1, 2023   71,875  9,139  2,598  83,612 
Additions   2,990  795  2,176  5,961 
Business acquisitions/(business disposition) 4 (103) (100) (195)
Transfers   1,368  79  (2,317) (870)
Retirements and disposals   (1,557) (53) (2) (1,612)
Impairment losses recognized in earnings 8 —  (42) —  (42)
Reclassified to assets held for sale 16 (8) (10) —  (18)
December 31, 2023   74,676  9,805  2,355  86,836 
Accumulated depreciation              
January 1, 2023   49,236  5,120  —  54,356 
Depreciation   3,254  491  —  3,745 
Business disposition (1) (17) —  (18)
Retirements and disposals (1,508) (37) —  (1,545)
Transfers   23  —  25 
Reclassified to assets held for sale 16 (6) —  —  (6)
Other   (72) (1) —  (73)
December 31, 2023   50,926  5,558  —  56,484 
Net carrying amount              
January 1, 2023   22,639  4,019  2,598  29,256 
December 31, 2023   23,750  4,247  2,355  30,352 
(1)Includes right-of-use assets. See Note 18, Leases, for additional details.