Maine Revised Statutes Title 21-A. Elections § 391. United States Senators

1. Interim appointment. Within a reasonable time after the vacancy occurs, the Governor shall appoint a qualified person to fill the vacancy until that person’s successor is elected and qualified.

2. Vacancy 60 days before primary. If the vacancy occurs 60 days or more before a regular primary election, nominees must be chosen at the primary and a successor elected for the remainder of the term at the general election.

3. Vacancy less than 60 days before primary. If the vacancy occurs less than 60 days before a regular primary election, nominees must be chosen at the next regular primary following the one in question, and a successor elected for the remainder of the term at the general election.