Before you start

Passport and residence document, visa or EU registration certificate
PESEL, preferred by most banks
A Polish address
CEIDG registration and NIP, for a business account

Step-by-step

1
Choose on English or German service and multicurrency support
mBank, ING, Santander Bank Polska and Millennium have strong English apps and free currency sub-accounts. Szczecin is also the one Polish city where German-language service is genuinely available in some branches — ask, because it is not advertised.
OnlineWho: You
2
Open the account
Several banks onboard fully online with courier identity verification. Where a branch visit is needed, confirm the language of service at that specific branch before travelling to it.
In personWho: YouSame day to a few days
3
Issue the trusted profile in the same session
Your bank can create your profil zaufany in minutes. It unlocks e-PIT, NFZ services and — since April 2026 — the MOS residence portal, so doing it now removes a dependency from the front of your immigration timeline.
Mobile appWho: You
4
Open a EUR sub-account and use it for the German side of your life
Polish banks provide free currency sub-accounts with their own IBAN and a card that draws from them. Fuel, groceries and services across the border are a routine part of the household budget here, and paying for them from a PLN account means a 2–4% spread on each transaction.
Mobile appWho: You
5
Activate BLIK
Six-digit codes generated in the app for online payment, cardless ATM withdrawal and instant transfers by phone number. Near-universal in Poland — and completely useless the moment you cross into Germany, where cash and Girocard still dominate. Keep some euro cash.
Mobile appWho: You
6
Open a business account before your first invoice
Sole traders report a business account to the tax authority, and only business accounts can appear on the Ministry of Finance whitelist. Personal accounts cannot.
OnlineWho: You

Documents you’ll need

Passport
Residence card, visa or EU registration certificate
PESEL confirmation
CEIDG extract and NIP, for a business account
Proof of address, sometimes requested

Things most newcomers don’t know

A euro sub-account is a Szczecin necessity, not a Szczecin luxury.

Everywhere else in Poland a foreign-currency account is for people who invoice abroad. Here it is for anyone who buys fuel in Mescherin, does the weekly shop in Pasewalk, or has a job that involves German clients. A free EUR sub-account with its own card removes a 2–4% conversion spread from a recurring part of the household budget, and Polish banks give them away.

Source: Polish retail banking practice; local cross-border spending patterns

BLIK stops at the border, and Germany is still a cash country.

BLIK is so universal in Poland that people stop carrying cash entirely — and then discover that a German village bakery, petrol station or doctor may take cash or Girocard and nothing else. Contactless acceptance in rural Mecklenburg-Vorpommern and Brandenburg is markedly thinner than in Poland. Keep euro notes in the car.

Source: community-reported

Your bank issues the digital identity your immigration filing depends on.

Since MOS became the only channel for residence applications in April 2026, the profil zaufany moved from convenience to prerequisite. In the voivodeship with the country's longest historic wait, adding weeks at the front because you had no digital identity is the most avoidable delay available.

Source: gov.pl — trusted profile issuance channels

For tax, a foreign-currency invoice converts at the NBP rate, not the rate you got.

Polish law converts foreign-currency revenue at the National Bank of Poland average rate published on the last working day before the invoice date. Your actual conversion happens whenever your bank does it, at a different rate, and the difference is a taxable exchange gain or loss you record separately. Anyone here invoicing a German client meets this at their first year-end.

Source: podatki.gov.pl — foreign currency revenue conversion

Common mistakes to avoid

Paying for German fuel and groceries from a złoty card and losing a spread every week.
Crossing the border with no cash because BLIK works everywhere at home.
Delaying the trusted profile and blocking the MOS residence filing behind it.
Invoicing Polish companies into a personal account that cannot be whitelisted.
Recording foreign-currency revenue at the rate you received rather than the NBP rate required for tax.

Some of this may be out of date. Spotted something inaccurate? Help us keep it right for the next newcomer.