1) A referendum shall be declared by the President of the Slovak Republic upon a petition submitted by at least 350,000 citizens, or upon a resolution of the National Council of the Slovak Republic within thirty days after acceptance of the petition of citizens or the resolution of the National Council of the Slovak Republic had been received.
(2) The President of the Slovak Republic may, before declaring a referendum, submit to the Constitutional Court of the Slovak Republic a proposal for a decision on whether the subject of a referendum which shall be declared upon a petition of citizens or a resolution of the National Council of the Slovak Republic according to paragraph 1 is in conformity with the Constitution or a constitutional law. If the President of the Slovak Republic submits to the Constitutional Court of the Slovak Republic a proposal for a decision on whether a subject of referendum which shall be declared upon a petition of citizens or a resolution of the National Council of the Slovak Republic is in conformity with the Constitution or a constitutional law, from the submission date of the proposal of the President of the Slovak Republic to the date of effectuality of the decision by the Constitutional Court of the Slovak Republic, the term according to
paragraph 1 shall not lapse.