Citizens of the European Union, Norway, Iceland, Liechtenstein, and Switzerland (referred to as EU or EFTA nationals below) and family members who are not EU nationals can stay in Poland for up to 3 months without any additional procedures. During that time, EU citizens are required to carry a valid travel document or a document confirming their identity and citizenship. Their family members who are not EU or EFTA citizens are required to carry a valid travel document.
Citizens of countries which are not EU or EFTA members are required to obtain a Polish visa at the Polish Consulate in their country.
When entering Poland, you should :
Information on how to legalize your stay in Poland – read here.
Source: http://study.lublin.eu/
After arriving in Poland foreigners are required to register the address of their temporary residence in the city office no later than four days after entering the country. Confirmation of such registration is required for further procedures involved in establishing residence in Poland.
You need to establish your temporary residence within three months of your arrival.
The application to register or to obtain a residence card for family members of EU or EFTA nationals must be submitted in person at the local voivodeship office no later than a day after 3 months from entering Poland. Foreign nationals must re-apply for temporary residence at least 45 days before the expiry of their visa or their current temporary residence permit.
When you have a residence permit to stay in Poland for longer than 3 months, you must register for a stay longer than 3 months.
Information on how to legalize your stay in Poland – read here.
Source: http://study.lublin.eu/
