The respective boards or committees of two (2) or more towns or cities, exercising the powers conferred by §§ 32-3-2 - 32-3-6, may vote to unite as a joint committee for the purpose of employing a superintendent of recreation, teachers, supervisors, and other officers; may fix their compensation; and shall apportion the amount to be paid by each of the towns on the basis of the next preceding federal census. The joint committee shall be the agent of each town represented thereon.
R.I. Gen. Laws § 32-3-5