Me. Const. art. V, pt. 1, § 13

Convene the Legislature on extraordinary occasions, and adjourn it in case of disagreement; may change the place of meeting. The Governor may, on extraordinary occasions, convene the Legislature; and in case of disagreement between the 2 Houses with respect to the time of adjournment, adjourn them to such time, as the Governor shall think proper, not beyond the day of the next regular session; and if, since the last adjournment, the place where the Legislature were next to convene shall have become dangerous from an enemy or contagious sickness, may direct the session to be held at some other convenient place within the State.