MAHABANK Bank of Maharashtra Credit Rating Changes Announcement 2023 - Credit Rating Upgrade Bank of Maharashtra has announced that Brickwork Ratings India Pvt. Ltd. has upgraded its ratings on the banks Tier II Bonds / Securities from BWR AA (Stable) to BWR AA (Positive)..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Bank of Maharashtra