v3.25.4
Other long-term obligations (Tables)
 12 Months Ended
Dec. 31, 2025
Other Liabilities Disclosure [Abstract]  
Other Long-Term Obligations
millions of Canadian dollars2025 2024 
Employee retirement benefits (a) (note 4)
811 846 
Asset retirement obligations and other environmental liabilities (b) (c)
3,348 2,641 
Share-based incentive compensation liabilities (note 7)
198 119 
Operating lease liability (note 13)
149 144 
Restructuring liability (note 11)
173 — 
Other obligations
280 120 
Total other long-term obligations4,959 3,870 
(a)Total recorded employee retirement benefits obligations also included $63 million in current liabilities (2024 - $61 million).
(b)Total asset retirement obligations and other environmental liabilities also included $318 million in current liabilities (2024 - $291 million).
(c)For 2025, the asset retirement obligations were discounted at 6 percent (2024 - 6 percent). Asset retirement obligations incurred in the current period were level 3 fair value measurements.
Schedule of Asset Retirement Obligations The following table summarizes the activity in the liability for asset retirement obligations:
millions of Canadian dollars2025 2024 2023 
Balance as at January 12,833 2,703 2,178 
Additions (deductions)721 96 471 
Accretion171 163 132 
Settlement(195)(129)(78)
Balance as at December 313,530 2,833 2,703