The general assembly shall annually appropriate any sum it deems necessary, out of any money in the treasury not otherwise appropriated, to be expended under the direction of the director of environmental management, for the purpose of preventing cruelty to animals, and the director may pay that sum to the Rhode Island society for the prevention of cruelty to animals for that purpose, and the state controller is authorized to draw his or her orders upon the general treasurer for the payment of any sum appropriated, or so much of the sum as may be required, upon receipt by him or her of proper vouchers approved by the director.
R.I. Gen. Laws § 4-1-25