Tax Calendar & Deadlines
Never miss a filing deadline — Income Tax, Advance Tax, TDS, and GST dates for FY 2025-26 & 2026-27
Advance Tax — 1st Installment
Pay at least 15% of advance tax liability for FY 2026-27.
Form 16 Issuance
Employers must issue Form 16 (TDS certificate) to employees by this date for FY 2025-26.
ITR Filing — Individuals (non-audit)
Last date to file Income Tax Return for FY 2025-26 for individuals and HUFs not requiring audit.
TDS Return — Q1 (Apr-Jun)
Quarterly TDS return filing for deductions made in April-June 2026.
Advance Tax — 2nd Installment
Pay at least 45% of advance tax liability (cumulative) for FY 2026-27.
Tax Audit Report (Form 3CD)
Tax audit report to be filed by the auditor for FY 2025-26 for applicable businesses/professions.
ITR Filing — Audit Cases
Last date for taxpayers whose accounts require audit under Section 44AB.
TDS Return — Q2 (Jul-Sep)
Quarterly TDS return filing for deductions made in July-September 2026.
ITR Filing — Transfer Pricing
For assessees with international/specified domestic transactions requiring TP report.
Advance Tax — 3rd Installment
Pay at least 75% of advance tax liability (cumulative) for FY 2026-27.
Belated / Revised Return
Last date to file belated return (Section 139(4)) or revised return (Section 139(5)) for FY 2025-26.
GSTR-9 (Annual Return)
Annual GST return for FY 2025-26. Mandatory for taxpayers with turnover above ₹2 crore.
GSTR-9C (Reconciliation)
Self-certified reconciliation statement. Required if turnover exceeds ₹5 crore in FY 2025-26.
TDS Return — Q3 (Oct-Dec)
Quarterly TDS return filing for deductions made in October-December 2026.
Advance Tax — 4th Installment
Pay 100% of advance tax liability for FY 2026-27.
TDS Return — Q4 (Jan-Mar)
Quarterly TDS return filing for deductions made in January-March 2027.
GSTR-1 (Monthly)
Monthly return for outward supplies. Due on 11th of the following month. QRMP scheme taxpayers file quarterly.
GSTR-3B (Monthly)
Monthly summary return with tax payment. Due on 20th of following month. QRMP due on 22nd/24th.