Financial risk management objectives and policies (Tables)

12 Months Ended

Mar. 31, 2026

Disclosure Of Change In Interest Rates On Financial Liabilities [Line Items]

Summary of Changes interest Rates and Foreign currency sensitivity Exchange Rates

          
         For the year ended March 31,

          
         Increase /
decrease in
basis points

         Effect on
profit/ (loss)
before tax

         Increase /
decrease in
basis points

         Effect on
profit/ (loss)
before tax

         Increase /
decrease in
basis points

         Effect on
profit/ (loss)
before tax

         INR

         + / (-) 50

         (-) / + 1,402

         + / (-) 50

         (-) / + 1,750

         + / (-) 50

         (-) / + 1,982

Summary of Maturity Profile of Financial Liabilities of the Group Based on Contractual Undiscounted

The table below summarises the maturity profile of financial liabilities of the Group based on contractual undiscounted payments:


As at March 31, 2026		On demand				Less than 3 months				3 to 12 months				1 to 5 years				> 5 years				Total
Borrowings
Non convertible debentures (secured)*			—				—				—				17,270				3,069				20,339
Compulsorily convertible debentures*			—				—				—				—				15,776				15,776
Optionally convertible debentures*			—				—				—				—				2,497				2,497
Term loan from banks*			—				—				—				165,070				35,894				200,964
Loans from financial institutions*			—				—				—				127,391				129,711				257,102
Others*			—				—				—				294				—				294
Senior secured notes*			—				—				—				116,515				37,860				154,375
Short term interest-bearing loans and borrowings
Acceptances (secured)			—				24,606				9,367				—				—				33,973
Working capital term loan			—				7,089				—				—				—				7,089
Buyer's / Supplier's credit			—				7,124				6,184				—				—				13,308
Term loan from banks and financial institutions (secured)			—				1,400				1,088				—				—				2,488
Other financial liabilities
Lease liabilities			—				230				860				4,189				32,775				38,054
Current maturities of long term interest-bearing loans and borrowings*			—				35,432				193,476				—				—				228,908
Interest accrued			—				899				4,147				—				—				5,046
Capital creditors			—				44,176				—				—				—				44,176
Purchase consideration payable			—				4				—				—				—				4
Liability for put options			—				—				—				—				16,110				16,110
Trade payables
Trade payables			—				17,820				—				—				—				17,820


As at March 31, 2025		On demand				Less than 3 months				3 to 12 months				1 to 5 years				> 5 years				Total
Borrowings
Non convertible debentures (secured)*			—				—				—				50,009				8,363				58,372
Compulsorily convertible debentures*			—				—				—				15,601				40,368				55,969
Optionally convertible debentures*			—				—				—				785				7,012				7,797
Term loan from banks*			—				—				—				153,906				29,600				183,506
Loans from financial institutions*			—				—				—				162,887				149,627				312,514
Senior secured notes*			—				—				—				161,692				—				161,692
Short term interest-bearing loans and borrowings
Acceptances (secured)			—				41,652				13,836				—				—				55,488
Working capital term loan			—				12,030				6,640				—				—				18,670
Buyer's / Supplier's credit			—				4,726				1,443				—				—				6,169
Other financial liabilities
Lease liabilities			—				176				771				3,353				25,143				29,443
Current maturities of long term interest-bearing loans and borrowings*			—				28,337				81,757				-				-				110,094
Interest accrued			—				944				4,461				—				—				5,405
Capital creditors			—				32,545				—				—				—				32,545
Purchase consideration payable			—				44				—				—				—				44
Trade payables
Trade payables			—				8,173				—				—				—				8,173

* Including future interest payments.

Interest rate risk

Disclosure Of Change In Interest Rates On Financial Liabilities [Line Items]

Summary of Credit Risk Exposure on the Group's Trade Receivables


As at March 31, 2026				Trade receivables (days past due)
				0 - 6 months*				6 -12 months				12 -18 months				> 18 months				Total
Gross carrying amount					15,397				947				659				8,299				25,303
Expected credit loss					126				162				43				878				1,209


As at March 31, 2025				Trade receivables (days past due)
				0 - 6 months*				6 -12 months				12 -18 months				> 18 months				Total
Gross carrying amount					16,093				898				849				8,575				26,415
Expected credit loss					306				196				147				1,498				2,147

*included trade receivables which are not yet due.