CHAMBLFERT Chambal Fertilisers & Chemicals Ltd Credit Rating Changes Announcement 2026 - Credit rating reaffirmation ICRA re-affirmed Chambal Fertilisers' A1+ rating for the revised ₹2,500 crore CP programme, downscaling from ₹4,500 crore..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Chambal Fertilisers & Chemicals Ltd