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TIN Check Poland


For individuals:

The PESEL consists of 11 digits. The first 4 digits represent the year and month of birth.

For entities:

TIN, called Numer Identyfikacji Podatkowej (NIP), is also issued provided to be defined as taxpayers or payers of social security or health insurance contributions according to the local law.


Examples:
02070803628 07020803628 1234563218 1645865777 2234567895