N.Y. Second Class Cities Law § 240

§ 240. Additional allowances. No allowance or compensation, in\naddition to the salary or compensation prescribed by law or authorized\nby this chapter or otherwise by law, shall be paid to any officer or\nemployee of the city or to any person paid out of the city funds, nor\nshall any amount in excess of the sum payable under any contract be paid\non account thereof.\n