GSTR-1 must be filed by 11 February 2026 by taxpayers following the monthly filing system. Businesses under the QRMP scheme do not file monthly GSTR-1, but they may upload January invoices through the Invoice Furnishing Facility (IFF) until 13 February 2026 to enable timely input tax credit for their customers.

Monthly GSTR-3B for January 2026 must be filed by 20 February 2026. There is no quarterly GSTR-3B filing due in this month for QRMP taxpayers.

No. CMP-08 for composition taxpayers is filed quarterly and was due in January 2026 for the October to December quarter. There is no CMP-08 filing due in February 2026.

PF and ESI contributions along with return filings for January 2026 must be completed by 15 February 2026. Delays may attract interest, penalties, and compliance issues during inspections.

TDS and TCS deducted during January 2026 must be deposited with the Income Tax Department by 7 February 2026. Late deposits attract interest and late fees.

Entities required to deduct TDS under GST must file GSTR-7 by 10 February 2026 for deductions made during January 2026.

E-commerce operators collecting TCS under GST must file GSTR-8 by 10 February 2026 for January 2026 transactions.

Yes. QRMP taxpayers can upload their January 2026 invoices using the Invoice Furnishing Facility (IFF) until 13 February 2026. This allows recipients to claim ITC without waiting for quarterly filings.

No. February 2026 does not include any quarterly GST or TDS return deadlines. Only monthly compliance filings apply during this month.

Taxpayers should regularly visit gst.gov.in, epfindia.gov.in, esic.gov.in, and incometax.gov.in to track notifications, circulars, and any due date extensions issued by the authorities.