Bir Tax Calendar November 2025. Gst monthly return for tds deductor. View the tax calendar for a month, or entire year with focus on important dates and associated deadlines for tax specific tasks.
May 29 or 60 days after end of. Submission of notarized sworn declaration of new income recipients, availing of lower ewt rate or tax exemption, by withholding agents to the bir for november 2025.