v3.25.4
OTHER LONG-TERM LIABILITIES
 12 Months Ended
Dec. 31, 2025
Other Liabilities Disclosure [Abstract]  
OTHER LONG-TERM LIABILITIES OTHER LONG-TERM LIABILITIES
As at December 31 (millions of dollars)
20252024
Post-retirement and post-employment benefit liability (Note 18)
1,672 1,590 
Asset retirement obligations (Note 20)
43 38 
Environmental liabilities (Note 19)
37 36 
Lease obligations (Note 21)
29 41 
Derivative liabilities (Note 16)
— 3 
Other long-term liabilities42 43 
1,823 1,751