New York Laws
Part 1 - General Provisions
2109 - Refusal of Trustee to Serve.

ยง 2109. Refusal of trustee to serve. A trustee of a common school or
union free school district who publicly declares that he will not accept
or serve in the office of trustee, or refuses or neglects to attend
three successive meetings of the board, of which he is duly notified,
without rendering a good and valid excuse therefor to the other trustees
vacates his office by refusal to serve.