The appointed members of the commission shall serve for terms of 4 years, except that of the first appointed members of the commission 1 shall be appointed for a term of 1 year, 1 for a term of 2 years, and 2 for terms of 3 years. Vacancies in the membership of the commission shall be filled in the same manner as the appointments were made but for the unexpired terms only. All members of the commission shall serve without compensation but shall be reimbursed for all expenses incurred in connection with the commission's work.
N.J.S. § 26:9-12.4