Legal provisions for mandatory referendums at national level

Constitution of the Czech Republic (1993)

ARTICLE 2(2). A constitutional act may designate the conditions under which the people may exercise state authority directly.

ARTICLE 10A.
1. Certain powers of Czech Republic authorities may be transferred by treaty to an international organization or institution.
2. The ratification of a treaty under paragraph 1 requires the consent of Parliament, unless a constitutional act provides that such ratification requires the approval obtained in a referendum.

Article 21 p. 1 of the Charter of Fundamental Rights and Basic Freedoms provides that citizens have the right to participate in the administration of public affairs either directly or through the free election of their representatives.

There is no provision in the legislation providing for mandatory referendums.