Section 21: Applications; filing deadline; number of questions; resubmission
Section 21. Applications shall be filed with the state secretary not later than the first Wednesday of August before the election at which the questions are to be submitted. Not more than three questions under section nineteen shall be placed upon the ballot at one election, and they shall be submitted in the order in which the applications are filed. No question negatived and no question substantially the same shall be submitted again in less than three years.