v3.26.1
Employee benefits (Details 2) - INR (₨)
₨ in Millions
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Employee benefits      
Current service cost ₨ 75 ₨ 70 ₨ 62
Past service cost 19 0 0
Interest cost 30 28 22
Interest income (17) (26) (20)
Gratuity cost ₨ 107 ₨ 72 ₨ 64