The assessor of the city of Cranston shall provide to the city council of Cranston, a list containing the full and fair cash valuation of each property class, and with the approval of the city of Cranston city council, annually determine the percentages of the tax levy to be apportioned each class of property and shall annually apply tax rates sufficient to produce the proportion of the total tax levy.
R.I. Gen. Laws § 44-5-20.25