Rhode Island General Laws Title 31. Motor and Other Vehicles § 31-25-1. Compliance with chapter required

(a)(1) Except in reference to §§ 31-25-16 and 31-25-27 where it shall be considered a violation, it is a civil violation for any carrier to drive or move or to cause or permit to be driven or moved on any highway any vehicle or vehicles of a size or weight exceeding the limitations stated in this chapter or otherwise in violation of this chapter, and the maximum size and weight of vehicles specified in this chapter shall be lawful throughout this state. Local authorities shall have no power or authority to alter the limitations except as express authority may be granted in this chapter.

(2) “ Carrier” includes any company or person who furthers their commercial or private enterprise by use of the vehicle.