From annual income tax returns to monthly withholding taxes , this guide breaks down all the key deadlines for 2026 so you know what to file and when. But the why should you care about the deadlines?
Missing a tax deadline can lead to penalties, interest, or even legal headaches . By knowing your deadlines ahead of time, you can:
Avoid fines and penalties
Plan your cash flow better
Spend more time growing your business or managing your finances
Taxumo’s deadlines are 2-3 days earlier than BIR’s deadline to ensure proper submissions. Try Taxumo for free today!
Taxumo & BIR Tax Calendar for 2026
INCOME TAX
Form Type Taxumo Deadline BIR Deadline Period Covered Dates 1701/1701A Apr 13, 2026 Apr 15, 2026 Annual January – December (Previous Year) 1701Q May 13, 2026 May 15, 2026 Q1 January – March 1701Q Aug 13, 2026 Aug 15, 2026 Q2 January – June 1701Q Nov 12, 2026 Nov 15, 2026 Q3 January – September
CORPORATE INCOME TAX
Form Type Taxumo Deadline BIR Deadline Period Covered Dates 1702RT Apr 13, 2026 Apr 15, 2026 Annual January – December (Previous Year) 1702Q May 28, 2026 May 30, 2026 Q1 January – March 1702Q Aug 27, 2026 Aug 29, 2026 Q2 January – June 1702Q Nov 26, 2026 Nov 29, 2026 Q3 January – September
PERCENTAGE TAX
Form Type Taxumo Deadline BIR Deadline Period Covered Dates 2551Q Jan 22, 2026 Jan 25, 2026 Q4 October – December 2551Q Apr 23, 2026 Apr 25, 2026 Q1 January – March 2551Q Jul 23, 2026 Jul 25, 2026 Q2 April – June 2551Q Oct 22, 2026 Oct 25, 2026 Q3 July – September
VALUE ADDED TAX
Form Type Taxumo Deadline BIR Deadline Period Covered Dates 2550Q Jan 22, 2026 Jan 25, 2026 Q4 October – December 2550Q Apr 23, 2026 Apr 25, 2026 Q1 January – March 2550Q Jul 23, 2026 Jul 25, 2026 Q2 April – June 2550Q Oct 22, 2026 Oct 25, 2026 Q3 July – September
EXPANDED WITHHOLDING TAX
Form Type Taxumo Deadline BIR Deadline Period Covered Dates 1601EQ Jan 29, 2026 Jan 31, 2026 Q4 October – December 0619E Feb 6, 2026 Feb 10, 2026 Monthly January 0619E Mar 6, 2026 Mar 10, 2026 Monthly February 1601EQ Apr 28, 2026 Apr 30, 2026 Q1 January – March 0619E May 7, 2026 May 10, 2026 Monthly April 0619E Jun 8, 2026 Jun 10, 2026 Monthly May 1601EQ Jul 29, 2026 Jul 31, 2026 Q2 April – June 0619E Aug 6, 2026 Aug 10, 2026 Monthly July 0619E Sep 8, 2026 Sep 10, 2026 Monthly August 1601EQ Oct 28, 2026 Oct 30, 2026 Q3 July – September 0619E Nov 6, 2026 Nov 10, 2026 Monthly October 0619E Dec 7, 2026 Dec 10, 2026 Monthly November 1604E Feb 26, 2026 Mar 1, 2026 Annual January – December (Previous Year)
WITHHELD TAXES ON COMPENSATION
Form Type Taxumo Deadline BIR Deadline Period Covered Dates 1604C Jan 29, 2026 Jan 31, 2026 Annual January – December (Previous Year) 1601C Jan 13, 2026 Jan 15, 2026 Monthly December 1601C Feb 6, 2026 Feb 10, 2026 Monthly January 1601C Mar 6, 2026 Mar 10, 2026 Monthly February 1601C Apr 7, 2026 Apr 10, 2026 Monthly March 1601C May 7, 2026 May 10, 2026 Monthly April 1601C Jun 8, 2026 Jun 10, 2026 Monthly May 1601C Jul 8, 2026 Jul 10, 2026 Monthly June 1601C Aug 6, 2026 Aug 10, 2026 Monthly July 1601C Sep 8, 2026 Sep 10, 2026 Monthly August 1601C Oct 8, 2026 Oct 10, 2026 Monthly September 1601C Nov 6, 2026 Nov 10, 2026 Monthly October 1601C Dec 7, 2026 Dec 10, 2026 Monthly November
REMITTANCE RETURN OF VALUE-ADDED TAX WITHHELD
Form Type Taxumo Deadline BIR Deadline Period Covered Dates 1600VT Feb 6, 2026 Feb 10, 2026 Monthly January 1600VT Mar 6, 2026 Mar 10, 2026 Monthly February 1600VT Apr 7, 2026 Apr 10, 2026 Monthly March 1600VT May 7, 2026 May 10, 2026 Monthly April 1600VT Jun 8, 2026 Jun 10, 2026 Monthly May 1600VT Jul 8, 2026 Jul 10, 2026 Monthly June 1600VT Aug 6, 2026 Aug 10, 2026 Monthly July 1600VT Sep 8, 2026 Sep 10, 2026 Monthly August 1600VT Oct 8, 2026 Oct 10, 2026 Monthly September 1600VT Nov 6, 2026 Nov 10, 2026 Monthly October 1600VT Dec 7, 2026 Dec 10, 2026 Monthly November 1600VT Jan 7, 2027 Jan 8, 2027 Monthly December
When you file your taxes with Taxumo before the deadline, you’re always ahead of the BIR’s official cutoff. Your taxes get filed accurately and on time, without the last-minute stress.
Pro Tip: Taxumo automatically updates your dashboard if the BIR announces an official extension. You’ll always see the latest dates, so you never miss a filing.
