Maine constitution
Article IV-3: legislative power
Section 17

3. Referral to electors; proclamation by Governor. As soon as it appears that the effect of any Act, bill, resolve, or resolution or part or parts thereof has been suspended by petition in manner aforesaid, the Governor by public proclamation shall give notice thereof and of the time when such measure is to be voted on by the people, which shall be at the next statewide or general election, whichever comes first, not less than 60 days after such proclamation. If the Governor fails to order such measure to be submitted to the people at the next statewide or general election, the Secretary of State shall, by proclamation, order such measure to be submitted to the people at such an election and such order shall be sufficient to enable the people to vote.