RBI Circular No. : RBI/2025-2026/85 DOR.CAP.REC.No.53/21.01.002/2025-26 – Dated – 29.9.2025 – Reserve Bank of India (Basel III Capital Regulations – Perpetual Debt Instruments (PDI) in Additional Tier 1 Capital – Eligible Limit for Instruments Denominated in Foreign Currency/Rupee Denominated Bonds Overseas) Directions, 2025