The bilingual status ofgminas (municipalities) inPoland is regulated by the Act of 6 January 2005 on National and Ethnic Minorities and on the Regional Languages, which permits certain gminas with significant linguistic minorities to introduce a second, auxiliary language to be used in official contexts alongsidePolish. So far 44 gminas have done this:[1]

Polish/German bilingual gminas (Gemeinden) in
Other gminas inOpole Voivodeship andSilesian Voivodeship which would be permitted by the Act to make German an auxiliary language areOlesno andPawłowiczki.

Polish/Kashubian bilingual gminas inPomeranian Voivodeship:
Polish/Lithuanian bilingual gmina inPodlaskie Voivodeship:

Polish/Belarusian bilingual gminas inPodlaskie Voivodeship:
Polish/Lemko bilingual names of localities inMałopolskie Voivodeship: