Tax Compliance Calendar FY 2025-26: Income tax, TDS & GST due dates
For the Financial Year 2025–26, timely compliance with statutory tax obligations is critical for individuals, professionals, and businesses alike. This blog outlines a comprehensive compliance calendar covering key due dates and updates related to Income Tax, TDS, and GST. Staying informed about these deadlines helps ensure smooth operations, avoids interest or penalties, and aligns with regulatory expectations.
This guide, curated by TaxOSmart, serves as a reliable reference for tracking your tax responsibilities throughout the year.
Day April May June July August September October November December January February March 1 2 3 4 5 6 7 TCS Payment Mar 25 TDS/TCS Payment April 25 TDS/TCS Payment May 25 TDS/TCS Payment June 25 TDS/TCS Payment July 25 TDS/TCS Payment Aug 25 TDS/TCS Payment Sept 25 TDS/TCS Payment Oct 25 TDS/TCS Payment Nov 25 TDS/TCS Payment Dec 25 TDS/TCS Payment Jan 26 TDS/TCS Payment Feb 26 8 9 10 GSTR 7/8 March 25 GSTR 7/8 April 25 GSTR 7/8 May 25 GSTR 7/8 June 25 GSTR 7/8 July 25 GSTR 7/8 Aug 25 GSTR 7/8 Sept 25 GSTR 7/8 Oct 25 GSTR 7/8 Nov 25 GSTR 7/8 Dec 25 GSTR 7/8 Jan 26 GSTR 7/8 Feb 26 11 GSTR 1 March 25 Monthly GSTR 1 April 25 Monthly GSTR 1 May 25 Monthly GSTR 1 June 25 Monthly GSTR 1 July 25 Monthly GSTR 1 Aug 25 Monthly GSTR 1 Sept 25 Monthly GSTR 1 Oct 25 Monthly GSTR 1 Nov 25 Monthly GSTR 1 Dec 25 Monthly GSTR 1 Jan 26 Monthly GSTR 1 Feb 26 Monthly 12 13 GSTR 1 Q4 (24-25) QRMP GSTR 5/6 March 25 IFF April 25 QRMP GSTR 5/6 April 25 IFF May 25 QRMP GSTR 5/6 May 25 GSTR 1 Q1 25-26 QRMP GSTR 5/6 June 25 IFF July 25 QRMP GSTR 5/6 July 25 IFF Aug 25 QRMP GSTR 5/6 Aug 25 GSTR 1 Q2 25-26 QRMP GSTR 5/6 Sept 25 IFF Oct 25 QRMP GSTR 5/6 Oct 25 IFF Nov 25 QRMP GSTR 5/6 Nov 25 GSTR 1 Q3 25-26 QRMP GSTR 5/6 Dec 25 IFF Jan 26 QRMP GSTR 5/6 Jan 26 IFF Feb 26 QRMP GSTR 5/6 Feb 26 14 15 PF/ESIC Payment March 25
Form 15CC TCS Return Q4 24-25
PF/ESIC Payment April 25 TDS Certificate Q4 24-25
Advance Tax 1st Inst for AY 26-27
PF/ESIC Payment May 25 TCS Return Q1 25-26
PF/ESIC Payment June 25 TDS Certificate Q1 25-26
PF/ESIC Payment July 25 Advance Tax 2nd Inst for AY 26-27
PF/ESIC Payment Aug 25 TCS Return Q2 25-26
PF/ESIC Payment Sept 25
Form 15CC TDS Certificate Q2 25-26
PF/ESIC Payment Oct 25 Advance Tax 3rd Inst for AY 26-27
PF/ESIC Payment Nov 25 TCS Return Q3 25-26
PF/ESIC Payment Dec 25
Form 15CC TDS Certificate Q3 25-26
PF/ESIC Payment January 26 Advance Tax 4th Inst for AY 26-27
PF/ESIC Payment February 26 16 17 18 CMP 08 Q4 24-25 CMP 08
Q1 25-26 CMP 08 Q2 25-26 CMP 08 Q3 25-26 19 20 GSTR 3B
GSTR 5A Mar 25 Monthly GSTR 3B
GSTR 5A April 25 Monthly GSTR 3B
GSTR 5A May 25 Monthly GSTR 3B
GSTR 5A June 25 Monthly GSTR 3B
GSTR 5A July 25 Monthly GSTR 3B
GSTR 5A
Aug 25
Monthly GSTR 3B
GSTR 5A
Sept 25 Monthly GSTR 3B G
GSTR 5A Oct 25 Monthly GSTR 3B
GSTR 5A Nov 25 Monthly GSTR 3B
GSTR 5A
Dec 25 Monthly GSTR 3B
GSTR 5A Jan 26 Monthly GSTR 3B
GSTR 5A Feb 26 Monthly 21 22 GSTR 3B Q4 24-25 GROUP A GSTR 3B Q1 25-26 GROUP A GSTR 3B Q2 25-26 GROUP A GSTR 3B Q3 25-26 GROUP A 23 24 GSTR 3B Q4 24-25 GROUP B GSTR 3B Q1 25-26 GROUP B GSTR 3B Q2 25-26 GROUP B GSTR 3B Q3 25-26 GROUP B 25 GST PMT 06 (QRMP) April 25 GST PMT 06 (QRMP) May 25 GST PMT 06 (QRMP) July 25 GST PMT 06 (QRMP) Aug 25 GST PMT 06 (QRMP)Oct 25 GST PMT 06 (QRMP) Nov 25 GST PMT 06 (QRMP) Jan 26 GST PMT 06 (QRMP) Feb 26 26 27 28 29 30 TDS Payment March 25
GSTR 4 FY 24-25
Form 61 (Oct-Mar '25) TCS Certificate Q4 24-25 Equalistion
Levy Statment for FY 24-25
GSTR 4 FY 24-25
Form 26QAA TCS Certificate Q1 25-26 Tax Audit AY 25-26
DIR-3 KYC TCS Certificate Q2 25-26 ITR AY 25-26 Transfer Pricing Case TCS Certificate Q3 25-26 31 TDS Return Q4 24-25
Form 61A (FY 24-25)
Form 61B (24-25) TDS Return Q1 25-26
ITR AY 25-26 Non-Audit
Form 26QAA TDS Return Q2 25-26
ITR (Audit) AY 25-26
Transfer Pricing Audit AY 25-26,
Form 61 (Apr-Sep)
Form 26QAA Belated/Revised ITR AY 25-26
GSTR 9/9C FY 24-25 TDS Return Q3 25-26
Form 26QAA
| Day | April | May | June | July | August | September | October | November | December | January | February | March |
| 1 | ||||||||||||
| 2 | ||||||||||||
| 3 | ||||||||||||
| 4 | ||||||||||||
| 5 | ||||||||||||
| 6 | ||||||||||||
| 7 | TCS Payment Mar 25 | TDS/TCS Payment April 25 | TDS/TCS Payment May 25 | TDS/TCS Payment June 25 | TDS/TCS Payment July 25 | TDS/TCS Payment Aug 25 | TDS/TCS Payment Sept 25 | TDS/TCS Payment Oct 25 | TDS/TCS Payment Nov 25 | TDS/TCS Payment Dec 25 | TDS/TCS Payment Jan 26 | TDS/TCS Payment Feb 26 |
| 8 | ||||||||||||
| 9 | ||||||||||||
| 10 | GSTR 7/8 March 25 | GSTR 7/8 April 25 | GSTR 7/8 May 25 | GSTR 7/8 June 25 | GSTR 7/8 July 25 | GSTR 7/8 Aug 25 | GSTR 7/8 Sept 25 | GSTR 7/8 Oct 25 | GSTR 7/8 Nov 25 | GSTR 7/8 Dec 25 | GSTR 7/8 Jan 26 | GSTR 7/8 Feb 26 |
| 11 | GSTR 1 March 25 Monthly | GSTR 1 April 25 Monthly | GSTR 1 May 25 Monthly | GSTR 1 June 25 Monthly | GSTR 1 July 25 Monthly | GSTR 1 Aug 25 Monthly | GSTR 1 Sept 25 Monthly | GSTR 1 Oct 25 Monthly | GSTR 1 Nov 25 Monthly | GSTR 1 Dec 25 Monthly | GSTR 1 Jan 26 Monthly | GSTR 1 Feb 26 Monthly |
| 12 | ||||||||||||
| 13 | GSTR 1 Q4 (24-25) QRMP GSTR 5/6 March 25 | IFF April 25 QRMP GSTR 5/6 April 25 | IFF May 25 QRMP GSTR 5/6 May 25 | GSTR 1 Q1 25-26 QRMP GSTR 5/6 June 25 | IFF July 25 QRMP GSTR 5/6 July 25 | IFF Aug 25 QRMP GSTR 5/6 Aug 25 | GSTR 1 Q2 25-26 QRMP GSTR 5/6 Sept 25 | IFF Oct 25 QRMP GSTR 5/6 Oct 25 | IFF Nov 25 QRMP GSTR 5/6 Nov 25 | GSTR 1 Q3 25-26 QRMP GSTR 5/6 Dec 25 | IFF Jan 26 QRMP GSTR 5/6 Jan 26 | IFF Feb 26 QRMP GSTR 5/6 Feb 26 |
| 14 | ||||||||||||
| 15 | PF/ESIC Payment March 25 Form 15CC | TCS Return Q4 24-25 PF/ESIC Payment April 25 | TDS Certificate Q4 24-25 Advance Tax 1st Inst for AY 26-27 PF/ESIC Payment May 25 | TCS Return Q1 25-26 PF/ESIC Payment June 25 | TDS Certificate Q1 25-26 PF/ESIC Payment July 25 | Advance Tax 2nd Inst for AY 26-27 PF/ESIC Payment Aug 25 | TCS Return Q2 25-26 PF/ESIC Payment Sept 25 Form 15CC | TDS Certificate Q2 25-26 PF/ESIC Payment Oct 25 | Advance Tax 3rd Inst for AY 26-27 PF/ESIC Payment Nov 25 | TCS Return Q3 25-26 PF/ESIC Payment Dec 25 Form 15CC | TDS Certificate Q3 25-26 PF/ESIC Payment January 26 | Advance Tax 4th Inst for AY 26-27 PF/ESIC Payment February 26 |
| 16 | ||||||||||||
| 17 | ||||||||||||
| 18 | CMP 08 Q4 24-25 | CMP 08 Q1 25-26 | CMP 08 Q2 25-26 | CMP 08 Q3 25-26 | ||||||||
| 19 | ||||||||||||
| 20 | GSTR 3B GSTR 5A Mar 25 Monthly | GSTR 3B GSTR 5A April 25 Monthly | GSTR 3B GSTR 5A May 25 Monthly | GSTR 3B GSTR 5A June 25 Monthly | GSTR 3B GSTR 5A July 25 Monthly | GSTR 3B GSTR 5A Aug 25 Monthly | GSTR 3B GSTR 5A Sept 25 Monthly | GSTR 3B G GSTR 5A Oct 25 Monthly | GSTR 3B GSTR 5A Nov 25 Monthly | GSTR 3B GSTR 5A Dec 25 Monthly | GSTR 3B GSTR 5A Jan 26 Monthly | GSTR 3B GSTR 5A Feb 26 Monthly |
| 21 | ||||||||||||
| 22 | GSTR 3B Q4 24-25 GROUP A | GSTR 3B Q1 25-26 GROUP A | GSTR 3B Q2 25-26 GROUP A | GSTR 3B Q3 25-26 GROUP A | ||||||||
| 23 | ||||||||||||
| 24 | GSTR 3B Q4 24-25 GROUP B | GSTR 3B Q1 25-26 GROUP B | GSTR 3B Q2 25-26 GROUP B | GSTR 3B Q3 25-26 GROUP B | ||||||||
| 25 | GST PMT 06 (QRMP) April 25 | GST PMT 06 (QRMP) May 25 | GST PMT 06 (QRMP) July 25 | GST PMT 06 (QRMP) Aug 25 | GST PMT 06 (QRMP)Oct 25 | GST PMT 06 (QRMP) Nov 25 | GST PMT 06 (QRMP) Jan 26 | GST PMT 06 (QRMP) Feb 26 | ||||
| 26 | ||||||||||||
| 27 | ||||||||||||
| 28 | ||||||||||||
| 29 | ||||||||||||
| 30 | TDS Payment March 25 GSTR 4 FY 24-25 Form 61 (Oct-Mar '25) | TCS Certificate Q4 24-25 | Equalistion Levy Statment for FY 24-25 GSTR 4 FY 24-25 Form 26QAA | TCS Certificate Q1 25-26 | Tax Audit AY 25-26 DIR-3 KYC | TCS Certificate Q2 25-26 | ITR AY 25-26 Transfer Pricing Case | TCS Certificate Q3 25-26 | ||||
| 31 | TDS Return Q4 24-25 Form 61A (FY 24-25) Form 61B (24-25) | TDS Return Q1 25-26 ITR AY 25-26 Non-Audit Form 26QAA | TDS Return Q2 25-26 ITR (Audit) AY 25-26 Transfer Pricing Audit AY 25-26, Form 61 (Apr-Sep) Form 26QAA | Belated/Revised ITR AY 25-26 GSTR 9/9C FY 24-25 | TDS Return Q3 25-26 Form 26QAA |
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