Bir Tax Calendar February 2025. The bureau of internal revenue (bir) website (www.bir.gov.ph) is a transaction hub where the taxpaying public can conveniently access anytime, anywhere updated information on the philippine tax laws and their implementing. This calendar includes key tax deadlines for paye, vat, provisional tax, and income tax filings, among other critical compliance requirements.

Please refer to annexes for details of bir forms, acronyms used, and industry classifications used as bases in determining the staggered due dates for filing of tax returns. The income tax department has released its tax calendar for the first three months i.e.