Me. Rev. Stat. tit. 13, § 3107

The owners of a meetinghouse or building for public worship and the pew owners may be incorporated when any 3 or more of them apply to be incorporated to a notary public, who shall issue a warrant to one of them, stating the time, place and purpose of the meeting, and directing that person to notify the owners by posting a certified copy of it for 14 days on the principal outer door of the building and in one or more public places in the same town.