RBI's New IRRBB Framework: Key Takeaways for Banks

What changed

RBI released final IRRBB guidelines based on the BCBS revised framework, replacing the earlier 1999 and 2010 circulars on Traditional Gap Analysis and Duration Gap Analysis. Banks must now compute and disclose changes in Economic Value of Equity (ΔEVE) and Net Interest Income (ΔNII) under prescribed interest rate shock scenarios. The implementation date is yet to be communicated, but banks must submit quarterly disclosures to RBI from the quarter ended March 2023 (D-SIBs) or June 2023 (other banks), within two months after each quarter end.

What it means for you

Banks need to upgrade their asset-liability management systems to compute ΔEVE and ΔNII under standardized shocks, moving beyond traditional gap analysis. This will likely increase capital planning and risk reporting requirements, especially for banks with significant maturity or rate mismatches. The phase-out of older guidelines means banks must transition to the new framework fully once the implementation date is set.

What banks were required to do at the time

• Prepare systems to measure and monitor IRRBB using ΔEVE and ΔNII under prescribed shock scenarios.
• Submit quarterly disclosures as per Table B of Appendix-3 to RBI (D-SIBs from quarter ended March 2023; other banks from quarter ended June 2023), within two months of quarter end.
• Review and update asset-liability management policies to align with the new IRRBB framework.
• Train risk and finance teams on the new measurement and disclosure requirements.

Who it affects

All commercial banks (excluding RRBs, Small Finance Banks, Payments Banks, Local Area Banks), Domestic Systemically Important Banks (D-SIBs), Asset-liability management (ALM) teams, Risk management departments