N.Y. Town Law § 63
The supervisor, when present, shall preside at the meetings of the town board. In the absence of the supervisor, the other members shall designate one of their members to act as temporary chairman. A majority of the board shall constitute a quorum for the transaction of business, but a lesser number may adjourn. The vote upon every question shall be taken by ayes and noes, and the names of the members present and their votes shall be entered in the minutes. Every act, motion or resolution shall require for its adoption the affirmative vote of a majority of all the members of the town board. The board may determine the rules of its procedure, and the supervisor may, from time to time, appoint one or more committees, consisting of members of the board, to aid and assist the board in the performance of its duties.
N.Y. Town Law § 63