v3.25.4
LEASES (Tables)
 12 Months Ended
Dec. 31, 2025
Disclosure of leases [Abstract]  
Summary of Right-Of-Use Assets
The tables below summarize our right-of-use assets as at December 31, 2025 and 2024.
(In millions of dollars)Land and
buildings		Cable and wireless
networks		Customer premise
equipment		Equipment
and vehicles		Total right-of use assets
Cost
As at January 1, 20252,142 956 810 139 4,047 
Additions329 194 285 74 882 
Acquisitions from business combinations (note 3)
120 — — 1 121 
Disposals and other(47)— (171)(35)(253)
As at December 31, 20252,544 1,150 924 179 4,797 
Accumulated depreciation
As at January 1, 2025788 330 161 73 1,352 
Depreciation185 103 137 30 455 
Disposals and other(6)1 (87)(17)(109)
As at December 31, 2025967 434 211 86 1,698 
Net carrying amount
As at January 1, 20251,354 626 649 66 2,695 
As at December 31, 20251,577 716 713 93 3,099 
(In millions of dollars)Land and
buildings		Cable and wireless
networks		Customer premise
equipment		Equipment
and vehicles		Total right-of use assets
Cost
As at January 1, 20242,082 900 655 107 3,744 
Additions187 118 301 43 649 
Disposals and other(127)(62)(146)(11)(346)
As at December 31, 20242,142 956 810 139 4,047 
Accumulated depreciation
As at January 1, 2024727 284 118 54 1,183 
Depreciation157 108 119 24 408 
Disposals and other(96)(62)(76)(5)(239)
As at December 31, 2024788 330 161 73 1,352 
Net carrying amount
As at January 1, 20241,355 616 537 53 2,561 
As at December 31, 20241,354 626 649 66 2,695 
Summary of Activity Related to Lease Liabilities
Below is a summary of the activity related to our lease liabilities for the year ended December 31, 2025. Certain of our lease liabilities are secured by the underlying right-of-use assets; the underlying right-of-use assets have a net carrying amount of $825 million as at December 31, 2025 (2024 - $715 million).
Years ended December 31
(In millions of dollars)
Note
20252024
Lease liabilities, beginning of year2,778 2,593 
Net additions771 656 
Lease liabilities acquired through the MLSE Transaction3104 — 
Interest expense on lease liabilities12147 137 
Interest payments on lease liabilities(123)(130)
Principal payments of lease liabilities(559)(478)
Lease liabilities, end of year3,118 2,778 
Current liability690 587 
Long-term liability2,428 2,191 
Lease liabilities3,118 2,778