Glossary of Polish terms and abbreviations

Official Polish terms and abbreviations, explained in plain English in one sentence. Click a term to read the full article, if one exists.

Apostille

A certificate that authenticates a foreign public document (e.g. a birth certificate) for use in Poland, issued by the country that originally issued the document.

CEIDG

The Central Registration and Information on Business — where sole traders register their business activity in Poland.

Karta pobytu

The physical residence card that proves a non-EU citizen's right to stay in Poland — needed for things like work, opening a bank account, or signing a lease.

Karta stałego pobytu

The permanent residence card, issued after meeting the requirements for long-term residence in Poland.

Meldunek

The official registration of a foreigner's address of residence in Poland.

mObywatel

The Polish government's official mobile app that stores digital versions of your documents (ID, driving licence, and more).

NFZ (Narodowy Fundusz Zdrowia)

Poland's National Health Fund — provides publicly-funded healthcare to insured residents.

NIP

A tax identification number, mainly needed if you run your own business or need to be identified as a taxpayer separately from your PESEL.

PESEL

A universal number that identifies a person in Polish government registers — needed for almost everything: work, school, healthcare, banking.

PIT-11

An annual statement from your employer showing your income and tax withheld — needed to file your PIT-37 tax return.

PIT-37

The annual tax return form for people employed under a Polish employment contract (umowa o pracę).

Profil zaufany

A free way to confirm your identity electronically, letting you handle many official matters online without visiting an office in person.

Sworn translation (tłumaczenie przysięgłe)

A certified translation done by a court-registered sworn translator — usually required for official documents submitted to Polish authorities.

UDSC

The Office for Foreigners (Urząd do Spraw Cudzoziemców) — the central Polish authority overseeing residence and international protection matters.

Umowa o dzieło

A specific-task civil contract — the most flexible contract type, but with the fewest employment protections and (usually) no social insurance contributions.

Umowa o pracę

A standard employment contract — gives the most employee rights (paid leave, sick pay, protection from dismissal) compared to other contract types.

Umowa zlecenie

A civil-law contract of mandate — more flexible than an employment contract, but with fewer employment protections.

Urząd Wojewódzki

The Voivodeship (regional) Office — handles residence permit applications, among other things, for foreigners in that region.

Wezwanie

An official summons or request from an institution asking you to appear, respond, or submit something by a given date.

ZUS

The Social Insurance Institution — responsible for pensions, sick pay and other social insurance benefits in Poland.