The Republic of Poland is European Union Member State. Citizens of the EU Member States are therefore not required to hold a visa for the entry into the Republic of Poland. Also, they are not required to hold a residence permit during the first three months following their entry into the Republic of Poland.
There are many useful information for foreigners in Poland on the websites: http://en.wikipedia.org/wiki/Poland and http://www.poland.pl.
For detailed requirements regarding entrance to Republic of Poland please contact Polish or EU representative embassy in your country. There are some specific information for some countries also published below. Information published here are only of informational nature. Thank you for your understanding.
INFORMATION ON VISAS FOR THE ENTRY INTO THE REPUBLIC OF POLAND
General info on the entry into and exit from the country (State Portal of the MoFA of the Republic of Poland): http://www.msz.gov.pl/Main,page,2.html.
General information on visas –a types, fees, validity (Ministry of Foreign Affairs):