OBTAINING PESEL (Universal Electronic System for Registration of the Population)
PESEL – is a personal identity number consisting of 11 digits that identify precisely one person. PESEL number contains the date of birth, a unique identification number, gender and a check digit. It is commonly used in contacts with various institutions and in legal transactions, e.g.:
If you are a foreigner living in Poland, you can register your residence – in such a situation, you will automatically obtain a PESEL Number [Polish acronym for „Universal Electronic System for Registration of the Population”]. If you cannot register your residence and any agency requires a PESEL Number from you – apply.
Check how to do this:
https://www.gov.pl/web/gov/uzyskaj-numer-pesel--usluga-dla-cudzoziemcow-en