R.I. Gen. Laws § 28-27-5.3

A P.J.F. limited oil burner serviceperson’s license shall be granted to any person who has passed an examination before the division. It shall specify the name of the person, who shall thereby be authorized to work on and repair electric wiring and equipment located in or on oil burners burning fuel oil no heavier than no. 2 and other equipment serviced by oil burner contractors, only to the extent necessary to service, maintain, and repair the oil burners and equipment. The license shall limit the holder to do work on electric wiring or equipment located between the meter and the oil burners and equipment, but in no event to do any electrical work on burners burning no. 3, 4, 5, or 6 fuel oil.