To find a Philippine Tax Identification Number, itPhilippines advises calling the contact center for the Bureau of Internal Revenue and giving the person's details to the representative. Alternatively, go to the district offices, and present valid identification documents.
In the Philippines, the Tax Identification Number is one of the primary identification documents for anyone with a legal income, regardless of the source or form of employment, explains itPhilippines. It is unique to each individual and is used to identify each employee, his income and assets, and the corresponding taxes he needs to pay. The TIN is a legal requirement for almost all types of employment in the Philippines.