N.Y. Educ. Law § 2112

§ 2112. Vacating office. 1. A school district office becomes vacant\nby death, resignation, refusal to serve, incapacity, or removal from the\ndistrict or from office.\n 2. The collector or treasurer vacates his office by not executing a\nbond to the trustees, as herein required.\n 3. A trustee or a member of a board of education vacates his office by\nthe acceptance of either the office of district superintendent or of\nsupervisor.\n