Rhode Island General Laws Title 31. Motor and Other Vehicles § 31-5-2. Duties of department of revenue

The department of revenue shall issue the licenses provided for in §§ 31-5-5 -- 31-5-9 and § 31-5-34. The department of revenue shall have supervision over the licenses in respect to all the provisions of §§ 31-5-1 -- 31-5-20 and §§ 31-5-33 -- 31-5-39, and shall have power to make and to issue rules and regulations to fulfill the purposes of those chapters and to protect public interest. The department shall have power to set from time to time the maximum number of plates to be issued to each dealer after due investigation and after giving due consideration to the number of plates reasonably required for the operation of the business by the dealer. The department shall also have the power to define unfair practices by licensees. All the provisions of §§ 31-5-1 -- 31-5-20, and §§ 31-5-33 -- 31-5-39 shall be administered by the department.