The fire commissioners shall elect a chair from their number and shall appoint a secretary of the district, who may or may not be a member of the board, for such term as they shall by resolution determine. The secretary, if a member of the board, shall not receive additional compensation for serving as secretary.

The secretary of the district shall keep a record of the proceedings of the board, shall perform other duties as prescribed by the board or by law, and shall take and subscribe an official oath similar to that of the fire commissioners which oath shall be filed in the same office as that of the commissioners.