Mass. Gen. Laws ch. 41, § 120: Fiscal year of districts

Section 120. The fiscal year of all districts shall begin with July first and end with the following June thirtieth, notwithstanding the provisions of special laws or district by-laws to the contrary; provided that the district treasurer shall until July tenth enter on his books all items for the payment of bills incurred and salaries and wages earned during the previous fiscal year, and expenditures therefor shall be deemed to be as of the preceding June thirtieth.