LTReikšminiai žodžiai: Belskas; Krinkai; Lietuvos Didžioji Kunigaikštystė (LDK; Grand Duchy of Lithuania; GDL); Lietuvos Didžioji Kunigaikštystė (LDK; Grand Duchy of Lithuania; GDL); Miestai; Miestiečiai; Miestų bendruomenės; Minskas; Mogiliovas; Potvarkiai; Savivalda; Vilkerai; Vilnius; Belsk; Decrees; Krynky; Minsk; Mogilev; Selfgovernment; Townpeople; Towns; Urban communities; Vilnius.
ENThe author of the article analyzes decrees of urban communities, so called "willkür", adopted by the bourgeois in the different cities of Grand Duchy of Lithuania in the 16th century. The article reflects the provisions of Magdeburg law (expounded by the Polish legal practitioners of the 16th century), which reflects the issues of "willkür" content and admission. Specific examples of "willkür" in the cities of Vilnius, Belsk, Krynky, Mogilev and Minsk are presented in the article. The certain part of these "willkür" was complex. The questions of the structure and the order of the cities' authority formation, as well as the issues of urban incomes, taxes, improvement, defense and others were managed by "willkür". The part of the regulations concerned distinct issues: the delimitation of the municipal courts scope, pricing, taxes on incidental expenses, etc. [text from author]