MTNL Mahanagar Telephone Nigam Ltd Other Situations Announcement 2025 - Annual Compliance Addendum Mahanagar Telephone Nigam Ltd submitted an addendum to their Annual Secretarial Compliance Report for the financial year ending on March 31, 2025, indicating compliance with SEBI regulations. This addendum follows a previous letter dated April 21, 2025..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Mahanagar Telephone Nigam Ltd