31 MAYFSSAI Form D-1 · Annual return · FY 2026-27 (manufacturers, importers)in 232 days 11 OCTGSTR-1 · Outward supplies · Sep 2026due today 15 OCTPF & ESI · Contributions · Sep 2026in 4 days 20 OCTGSTR-3B · Summary return · Sep 2026in 9 days 21 OCTTax Audit Report · Form 3CA/3CB · AY 2026-27 · extended from 30 Sepin 10 days 30 OCTAOC-4 · Financial statements · FY 2025-26in 19 days 7 NOVTDS / TCS deposit · Deducted in Oct 2026in 27 days 21 NOVITR filing · Audit cases · AY 2026-27 · extended from 31 Octin 41 days 31 MAYFSSAI Form D-1 · Annual return · FY 2026-27 (manufacturers, importers)in 232 days 11 OCTGSTR-1 · Outward supplies · Sep 2026due today 15 OCTPF & ESI · Contributions · Sep 2026in 4 days 20 OCTGSTR-3B · Summary return · Sep 2026in 9 days 21 OCTTax Audit Report · Form 3CA/3CB · AY 2026-27 · extended from 30 Sepin 10 days 30 OCTAOC-4 · Financial statements · FY 2025-26in 19 days 7 NOVTDS / TCS deposit · Deducted in Oct 2026in 27 days 21 NOVITR filing · Audit cases · AY 2026-27 · extended from 31 Octin 41 days