Bureau of Internal RevenueThe Bureau of Internal Revenue (BIR) is the Philippine national tax authority and the official source for its tax forms and issuances.
The BIR website provides revenue regulations and advisories, taxpayer registration guidance, forms and links to electronic services. Individuals and businesses can use it to locate the current instructions for their filing or payment obligations.
Deadlines, forms and eligibility for an electronic service depend on the taxpayer and transaction. Confirm the current BIR instructions and use the official service links for filing or payment.
