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Employee Benefits
 3 Months Ended
Jan. 31, 2026
Text Block [Abstract]  
Employee Benefits
13.
Employee benefits
Employee benefits include pensions, other post-retirement benefits, and post-employment benefits. The following table summarizes the expenses for the Bank’s principal plans
(1)
.
 
  
  
For the three months ended
 
  
  
Pension plans
 
  
Other benefit plans
 
($ millions)
  
January 31
2026
 
  
January 31
2025
 
  
January 31
2026
 
  
January 31
2025
 
Defined benefit service cost
   
$
60
 
    $ 83     
$
5
 
    $ 6  
Interest on net defined benefit (asset) liability
   
 
(6
)
      (3 )    
 
16
 
      16  
Other
   
 
3
 
      3     
 
–
 
      –  
Defined benefit expense
   
$
57
 
    $ 83     
$
21
 
    $ 22  
Defined contribution expense
   
$
56
 
    $ 49     
$
–
 
    $ –  
Actuarial gains (losses) on employee benefit plans in other comprehensive income
(2)
   
$
   275
 
    $  273     
$
   (7)
 
    $  (13)  
  (1)
Other plans operated by certain subsidiaries of the Bank are not considered material and are not included in this note.
  (2)
Changes in discount rates and return on plan assets are reviewed and updated on a quarterly basis. In the absence of legislated changes, all other assumptions are updated annually.