23. Is there a ban on political parties engaging in commercial activities?

Article 24 and 27 of the Polish Act on Political Parties

A political party can not do business. In Poland a political party may derive income from its assets originating only from: own activities carried out by a political party involving sale of the text of its constitution or the party’s programme, as well as items symbolising the party and publications promoting the political party’s purposes and activities as well as the provision of minor services to third persons using the party’s own office equipment shall not be deemed business activities within the meaning of separate regulations.