v3.26.1
Accumulated other comprehensive income
12 Months Ended
Mar. 31, 2026
Equity [Abstract]  
Accumulated other comprehensive income
20. Accumulated other comprehensive income
The below table presents the changes in AOCI after income tax for the fiscal years ended March 31, 2025 and March 31, 2026.
 
    
AFS debt securities
    
Foreign currency
translation reserve
      
Long-duration

insurance
contract
    
Total
 
    
(In millions)
 
Balance, March 31, 2024
   Rs.   (7,505.2)      Rs. 7,441.8        Rs.    (15,477.0    Rs.   (15,540.4)  
Net unrealized gain/ (loss) arising during the period
     145,589.7        2,004.3          —         147,594.0  
Amounts reclassified to income
     9,835.5        —           —         9,835.5  
Long-duration insurance contract discount rate change
     —         —           (59,827.6      (59,827.6
Transferred to undistributed policyholders earnings account
     (58,778.7      —           75,304.6        16,525.9  
Less: Other comprehensive income attributable to shareholders of noncontrolling interest
     1,361.3        32.0          —         1,393.3  
  
 
 
    
 
 
      
 
 
    
 
 
 
Balance, March 31, 2025
   Rs. 87,780.0      Rs.   9,414.1        Rs. —       Rs. 97,194.1  
  
 
 
    
 
 
      
 
 
    
 
 
 
 
Particulars
  
AFS debt securities
 
 
Foreign currency
translation reserve
 
  
Past service cost
 
 
Long-Duration

Insurance
Contract
 
  
Total
 
 
  
(In millions)
 
Balance, March 31, 2025
  
Rs.
87,780.0
 
 
Rs.
9,414.1
 
  
Rs.
— 
 
 
Rs.
— 
 
  
Rs.
97,194.1
 
Net unrealized gain/ (loss) arising during the period
  
 
(291,560.2
)
 
 
8,562.3
 
  
— 
 
 
— 
 
  
 
(282,997.9
)
Past Service cost recognised due to plan amendment
     —        —   
  
 
(7,366.8
)
 
 
— 
 
  
 
(7,366.8
)
Amounts reclassified to income
  
 
(42,535.5
 
 
— 
 
  
— 
 
 
— 
 
  
 
(42,535.5
)
Amortization of past service cost
     —        — 
  
 
842.9
 
 
—   
  
 
842.9
 
Long-duration insurance contract discount rate change
  
 
— 
 
 
 
— 
 
  
—   
 
 
184,210.0
 
  
 
184,210.0
 
Transferred to undistributed policyholders earnings account
  
 
169,910.0
 
 
 
 
  
 
797.5
 
 
 
(184,210.0
)  
 
(13,502.5
)
 
Less: Other comprehensive income attributable to shareholders of noncontrolling interest
  
 
(1,763.9
)
 
 
125.1
 
  
 
(86.4
)

 
 
  
 
(1,725.2
)
  
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
  
 
 
 
Balance, March 31, 2026
  
Rs.
(74,641.8
)
 
Rs.
17,851.3
 
  
Rs.
(5,640.0
)
 
 
Rs.
 
  
Rs.
(62,430.5
)
  
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
  
 
 
 
Balance, March 31, 2026
  
US$
(795.5
)
 
US$
190.3
 
  
US$
(60.1
)
 
US$
 
  
US$
(665.4
)
  
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
  
 
 

 
The below table presents the reclassification out of accumulated other comprehensive income by income line item and the related income tax effect for the fiscal years ended March 31, 2025 and March 31, 2026.
 
    
As of March 31,
 
    
2025
    
2026
    
2026
 
    
(In millions)
 
AFS debt securities:
        
Realized (gain)/loss on sales of AFS debt securities, net
   Rs. 13,418.4      Rs. (56,422.9 )
 
   US$ (601.3 )
 
Amortization of past service cost
 
 
 
 
 
 
1,119.9
 
 
 
11.9
 
  
 
 
    
 
 
    
 
 
 
Total before income tax
   Rs.  13,418.4      Rs.  (55,303.0 )    US$ (589.4 )
Income tax
     (3,582.9      13,610.4        145.1  
  
 
 
    
 
 
    
 
 
 
Net of income tax
   Rs. 9,835.5      Rs. (41,692.6 )    US$  (444.3 )