September 2026
GSTR-3B (Monthly — most states)
20th of following month
PMT-06 — QRMP advance
Monthly advance tax payment for QRMP filers
October 2026
GSTR-7 — TDS under GST
Section 51 CGST — 2% TDS by notified persons
GSTR-8 — TCS by e-commerce
Section 52 CGST — 0.5% TCS
GSTR-1 (Monthly)
11th of following month
GSTR-1 (Quarterly — QRMP)
13th after quarter end
GSTR-6 — ISD
Input Service Distributor return
GSTR-3B (Monthly — most states)
20th of following month
GSTR-3B (Quarterly QRMP — cat 1)
GSTR-3B (Quarterly QRMP — cat 2)
November 2026
GSTR-7 — TDS under GST
Section 51 CGST — 2% TDS by notified persons
GSTR-8 — TCS by e-commerce
Section 52 CGST — 0.5% TCS
GSTR-1 (Monthly)
11th of following month
IFF — QRMP (months 1 & 2)
Invoice Furnishing Facility
GSTR-6 — ISD
Input Service Distributor return
GSTR-3B (Monthly — most states)
20th of following month
PMT-06 — QRMP advance
Monthly advance tax payment for QRMP filers
December 2026
GSTR-7 — TDS under GST
Section 51 CGST — 2% TDS by notified persons
GSTR-8 — TCS by e-commerce
Section 52 CGST — 0.5% TCS
GSTR-1 (Monthly)
11th of following month
IFF — QRMP (months 1 & 2)
Invoice Furnishing Facility
GSTR-6 — ISD
Input Service Distributor return
GSTR-3B (Monthly — most states)
20th of following month
PMT-06 — QRMP advance
Monthly advance tax payment for QRMP filers
GSTR-9 — Annual Return FY 2025-26
Mandatory for AATO > ₹2 crore
GSTR-9C — Reconciliation Statement FY 2025-26
Mandatory for AATO > ₹5 crore
January 2027
GSTR-7 — TDS under GST
Section 51 CGST — 2% TDS by notified persons
GSTR-8 — TCS by e-commerce
Section 52 CGST — 0.5% TCS
GSTR-1 (Monthly)
11th of following month
GSTR-1 (Quarterly — QRMP)
13th after quarter end
GSTR-6 — ISD
Input Service Distributor return
GSTR-3B (Monthly — most states)
20th of following month
GSTR-3B (Quarterly QRMP — cat 1)
GSTR-3B (Quarterly QRMP — cat 2)
February 2027
GSTR-7 — TDS under GST
Section 51 CGST — 2% TDS by notified persons
GSTR-8 — TCS by e-commerce
Section 52 CGST — 0.5% TCS
GSTR-1 (Monthly)
11th of following month
IFF — QRMP (months 1 & 2)
Invoice Furnishing Facility
GSTR-6 — ISD
Input Service Distributor return
GSTR-3B (Monthly — most states)
20th of following month
PMT-06 — QRMP advance
Monthly advance tax payment for QRMP filers
March 2027
GSTR-7 — TDS under GST
Section 51 CGST — 2% TDS by notified persons
GSTR-8 — TCS by e-commerce
Section 52 CGST — 0.5% TCS
GSTR-1 (Monthly)
11th of following month
IFF — QRMP (months 1 & 2)
Invoice Furnishing Facility
GSTR-6 — ISD
Input Service Distributor return
GSTR-3B (Monthly — most states)
20th of following month
PMT-06 — QRMP advance
Monthly advance tax payment for QRMP filers
April 2027
GSTR-7 — TDS under GST
Section 51 CGST — 2% TDS by notified persons
GSTR-8 — TCS by e-commerce
Section 52 CGST — 0.5% TCS
GSTR-1 (Monthly)
11th of following month
GSTR-1 (Quarterly — QRMP)
13th after quarter end
GSTR-6 — ISD
Input Service Distributor return
GSTR-3B (Monthly — most states)
20th of following month
GSTR-3B (Quarterly QRMP — cat 1)
GSTR-3B (Quarterly QRMP — cat 2)
May 2027
GSTR-7 — TDS under GST
Section 51 CGST — 2% TDS by notified persons
GSTR-8 — TCS by e-commerce
Section 52 CGST — 0.5% TCS
GSTR-1 (Monthly)
11th of following month
IFF — QRMP (months 1 & 2)
Invoice Furnishing Facility
GSTR-6 — ISD
Input Service Distributor return
GSTR-3B (Monthly — most states)
20th of following month
PMT-06 — QRMP advance
Monthly advance tax payment for QRMP filers
June 2027
GSTR-7 — TDS under GST
Section 51 CGST — 2% TDS by notified persons
GSTR-8 — TCS by e-commerce
Section 52 CGST — 0.5% TCS
GSTR-1 (Monthly)
11th of following month
IFF — QRMP (months 1 & 2)
Invoice Furnishing Facility
GSTR-6 — ISD
Input Service Distributor return
GSTR-3B (Monthly — most states)
20th of following month
PMT-06 — QRMP advance
Monthly advance tax payment for QRMP filers
July 2027
GSTR-7 — TDS under GST
Section 51 CGST — 2% TDS by notified persons
GSTR-8 — TCS by e-commerce
Section 52 CGST — 0.5% TCS
GSTR-1 (Monthly)
11th of following month
GSTR-1 (Quarterly — QRMP)
13th after quarter end
GSTR-6 — ISD
Input Service Distributor return
GSTR-3B (Monthly — most states)
20th of following month
GSTR-3B (Quarterly QRMP — cat 1)
GSTR-3B (Quarterly QRMP — cat 2)
August 2027
GSTR-7 — TDS under GST
Section 51 CGST — 2% TDS by notified persons
GSTR-8 — TCS by e-commerce
Section 52 CGST — 0.5% TCS
GSTR-1 (Monthly)
11th of following month
IFF — QRMP (months 1 & 2)
Invoice Furnishing Facility
GSTR-6 — ISD
Input Service Distributor return
GSTR-3B (Monthly — most states)
20th of following month
PMT-06 — QRMP advance
Monthly advance tax payment for QRMP filers
September 2027
GSTR-7 — TDS under GST
Section 51 CGST — 2% TDS by notified persons
GSTR-8 — TCS by e-commerce
Section 52 CGST — 0.5% TCS
GSTR-1 (Monthly)
11th of following month
IFF — QRMP (months 1 & 2)
Invoice Furnishing Facility
GSTR-6 — ISD
Input Service Distributor return
GSTR-3B (Monthly — most states)
20th of following month
PMT-06 — QRMP advance
Monthly advance tax payment for QRMP filers
GSTR-3B due dates: 20th (most states) · 22nd (certain states) · 24th (other states). Check the GST portal notification for state-specific dates. Need reconciliation tools? →