law: 18. Resignation.
  (1) (a) Any elected member of a Board who wishes to resign his office may give his resignation in writing to the President of the Board who shall forward it for acceptance and notification to the Central Government under intimation to the General Officer Commanding-in-Chief, the Command.
  (b) Any nominated member of a Board who wishes to resign his office may forward his resignation in writing through the President of the Board to the General Officer Commanding-in-Chief, the Command for orders.
  (2) If the Central Government or the General Officer Commanding-in-Chief, the Command, as the case may be, accepts the resignation, such acceptance shall be communicated to the Board, and thereupon the seat of the member resigning shall become vacant.
  (3) Notwithstanding anything contained in sub-section (2), the resignation of any person elected to more than one seat in a Board from all but one of the seats in pursuance of sub-section (2) of section 16 shall take effect when such resignation is received by the President of the Board.