IDBI IDBI Bank Ltd Credit Rating Changes Announcement 2024 - Credit Rating Upgrade IDBI Banks credit rating has been upgraded from CARE AA-/Stable to CARE AA/Stable for Tier II bonds, and the rating for certificate of deposits has been reaffirmed at CARE A1+. The total amount of Tier II bonds is Rs 2,000 crore and certificate of deposits is Rs 35,000 crore..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for IDBI Bank Ltd