MRPL Mangalore Refinery And Petrochemicals Ltd Significant changes in accounting policies or practices Announcement 2023 - Non-compliance of regulations and fine levied MANGALORE REFINERY & PETROCHEMICALS LTD. received Notices from BSE and NSE for non-compliance of regulations and fine levied..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Mangalore Refinery And Petrochemicals Ltd