The Income-tax Act, 2025 and the Income-tax Rules, 2026 came into force on 1 April 2026. The first tax year under them is 2026-27. Returns and tax audit reports for FY 2025-26 (AY 2026-27) continue on the forms notified under the 1961 Act.

Forms used most often by businesses
PurposeOld formNew form
Annual information statementForm 26AS and AISForm 168
TDS certificate for salaryForm 16Form 130
TDS certificate for other paymentsForm 16AForm 131
TCS certificateForm 27DForm 133
Quarterly TDS statement: salaryForm 24QForm 138
Quarterly TDS statement: other payments to residentsForm 26QForm 140
Quarterly TDS statement: payments to non-residentsForm 27QForm 144
Quarterly TCS statementForm 27EQForm 143
Tax audit reportForms 3CA, 3CB and 3CDForm 26

Quarterly TDS statements under the new rules are due by 31 July, 31 October, 31 January and 31 May. The new terms are explained in our glossary.