[Gen. Ords. 1962, § 2-22]
Each account, bill, payroll and claim, other than a final judgment, shall be approved and certified to by the department, board or officer authorized to create the liability or otherwise having the subject matter of the account or claim in charge or by some person authorized by such department, board or officer, or if not within the province of any department, board or officer, then by the Mayor, and in all cases by the Mayor or by some person authorized by him. All payrolls thus approved and certified to shall be sworn to by the Mayor or by the head of the department.
State law reference — Liabilities in excess of appropriations forbidden; exception, M.G.L.A. c. 44, § 31.