Rhode Island General Laws Title 31. Motor and Other Vehicles § 31-24-1. Times when lights required

(a) Every vehicle upon a highway within this state at any time from sunset to sunrise and at any other time when windshield wipers are in use, as a result of rain, sleet, snow, hail or other unfavorable atmospheric condition, or at any other time when there is not sufficient light or visibility, because of severe rain or any other condition, to clearly see persons and vehicles on the highway at a distance of five hundred feet (500′) ahead, shall display lighted lamps and illuminating devices as respectively required under this chapter for different classes of vehicles, subject to the exceptions given in this chapter with respect to parked vehicles.

(b) Violations of this section are subject to fines enumerated in § 31-41.1-4.