December 2025 tax calendar: important dates to remember
December is a crucial month for Indian taxpayers. This tracker lists the key dates for Income Tax (ITR, Advance Tax, TDS), GST (GSTR-1, IFF, GSTR-3B), and MCA filings, plus PF/ESI and TDS statements. Mark these deadlines to avoid late fees, interest, and ITC issues.
December is a busy month for taxpayers in India. With year-end near, here are the must-know dates to avoid penalties and interest.
Income tax deadlines
- December 10: Last date to file ITR (AY 2025–26) for audit cases.
- December 15: Pay the 3rd instalment of Advance Tax (45% of total tax).
- December 15: Issue TDS certificates (Form 16A/27D) for the August–October 2025 quarter.
- December 31: Final chance to file belated or revised ITR (AY 2025–26).
Tip: Pay Advance Tax by December 15 to avoid interest.
GST deadlines (for November 2025 transactions)
- December 11: GSTR-1 (monthly filers, turnover over ₹5 Crore).
- December 13: GSTR-1 IFF (QRMP scheme, optional, for B2B invoices).
- December 20: GSTR-3B (monthly filers, turnover over ₹5 Crore).
- December 22 or 24: GSTR-3B (QRMP filers, turnover up to ₹5 Crore; date varies by State/UT).
Other key deadlines
- December 15: PF/ESI deposit (for November 2025 salaries).
- December 30: TDS challan-cum-statement (Forms 26QB, 26QC, 26QD, 26QE) for November 2025.
- December 31: MCA annual filings (MGT-7/7A and AOC-4 for FY 2024–25; extended deadline).
Why timely compliance matters
- Income Tax: Late ITR can lead to a penalty up to ₹5,000 and interest.
- GST: Late filing adds fees and can block buyers’ ITC.
- Reputation: Timely filing supports audits, loans, and business credibility.
Action: Mark these dates and keep your finance team ready. End the year compliant and start the new one stress-free.
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Note-All the aforementioned information in the article is taken from authentic resources and has been published after moderation. Any change in the information other than fact must be believed as a human error. For queries mail us at marketing@myitronline.com
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Krishna Gopal Varshney
An editor at apnokacaKrishna Gopal Varshney, Founder & CEO of Myitronline Global Services Private Limited at Delhi. A dedicated and tireless Expert Service Provider for the clients seeking tax filing assistance and all other essential requirements associated with Business/Professional establishment. Connect to us and let us give the Best Support to make you a Success. Visit our website for latest Business News and IT Updates.
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Krishna Gopal Varshney
An editor at Myitronline
Krishna Gopal Varshney, Founder & CEO of Myitronline Global Services Private Limited at Delhi. A dedicated and tireless Expert Service Provider for the clients seeking tax filing assistance and all other essential requirements associated with Business/Professional establishment. Connect to us and let us give the Best Support to make you a Success. Visit our website for latest Business News and IT Updates.
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