56. (1) Any bill passed or deemed to have been passed by both the· Chambers may be suspended for a period of ninety days on the written demand of two-fifths of the members of the House of Representatives or of a majority of the members of the Senate presented to the President not later than days from the day on which such bill shall have been so passed or deemed to have been so passed.
(2.) Such a bill shall in accordance with rules to be made by the Federal Legislature be submitted by Referendum to the decision of the people if demanded before the expiration of the ninety days either by the resolution assented to by three-fifths of the members of the Senate or of the House of Representatives, or by a petition signed by not less than one-tenth of the voters then on the register of voters, and the decision of the people by majority of the votes recorded on such referendum shall be conclusive.
(3) These provisions shall not apply to money bills or to such bills as shall be declared by both Chambers to be necessary for the immediate preservation of the public peace, health or safety.