R.I. Gen. Laws § 44-5-20.08: Westerly — Property tax classification — Tax levy determination.

The assessor of the town of Westerly shall provide to the town council of Westerly a list containing the full and fair cash valuation of each property class, and with the approval of the town of Westerly town 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.