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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.

02070803628 07020803628 1234563218 1645865777 2234567895