Mandatory referendum

1 The following must be put to the vote of the People and the Cantons:

a. amendments to the Federal Constitution;

b. accession to organisations for collective security or to supranational communities;

c. emergency federal acts that are not based on a provision of the Constitution and whose term of validity exceeds one year; such federal acts must be put to the vote within one year of being passed by the Federal Assembly.

2 The following are submitted to a vote of the People:

a. popular initiatives for a total revision of the Federal Constitution;

abis.⁹⁰ …

b.⁹¹ popular initiatives for a partial revision of the Federal Constitution in the form of a general proposal that have been rejected by the Federal Assembly;

c. the question of whether a total revision of the Federal Constitution should be carried out, in the event that there is disagreement between the two Councils.

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⁹⁰ Adopted by the popular vote on 9 Feb. 2003 (FedD of 4 Oct. 2002, FCD of 25 March 2003; AS 2003 1949; BBl 2001 4803 6080, 2002 6485, 2003 3111). Repealed in the Popular Vote on 27 Sept. 2009, with effect from 27 Sept. 2009 (FedD of 19 Dec. 2008, FCD of 1 Dec. 2009; AS 2009 6409; BBl 2008 2891 2907, 2009 13 8719). This let. in its version of FedD of 4 Oct. 2002 never came into force.
⁹¹ Adopted by the popular vote on 27 Sept. 2009, in force since 27 Sept. 2009 (FedD of 19 Dec. 2008, FCD of 1 Dec. 2009; AS 2009 6409; BBl 2008 2891 2907, 2009 13 8719).