Hungary - 1989 Constitution

Title Article 53
Chapter XI - The Office of the Public Prosecutor
Article

53

(2) Public prosecutors may not be members of political parties and may not engage in political activities.

Categories - Extra-parliamentary party (Members' compatibility)
Source Gisbert H. Flanz ed. 2004. Constitutions of the Countries of the World. Dobbs Ferry, New York: Oceana Publications.