Me. Stat. tit. 30-A § 5651
The municipal officers shall determine the municipal fiscal year. [1987, c. 737, Pt. A, §2(NEW); 1987, c. 737, Pt. C, §106(NEW); 1989, c. 6(AMD); 1989, c. 9, §2(AMD); 1989, c. 104, Pt. C, §8, 10(AMD).]
A municipality or plantation may raise one or 2 taxes during a single valuation if the taxes raised are based on appropriations made for a municipal fiscal year that does not exceed 18 months. A municipal or plantation fiscal year may extend beyond the end of the current tax year and the municipal officers or assessors of a plantation, when changing the municipality's or plantation's fiscal year, may, for transition purposes, adopt one or more fiscal years not longer than 18 months each. [1987, c. 737, Pt. A, §2(NEW); 1987, c. 737, Pt. C, §106(NEW); 1989, c. 6(AMD); 1989, c. 9, §2(AMD); 1989, c. 104, Pt. C, §8, 10(AMD).]
30-A M.R.S. § 5651