The board of trustees may make it a condition of membership that each member sign an order on the treasurer of school moneys, or other disbursing officer, directing the retention from his or her salary or wages of the amount of his or her assessments and the payment of the amount so retained directly to the treasurer of the corporation, and the treasurer of school moneys, or other disbursing officer, shall make such retention and payment, but such right of retention and payment shall become operative only in the event of the same being authorized by the bylaws of the corporation.
N.J.S. § 18A:66-108