R.I. Gen. Laws § 28-27-1.0
There shall be in the department of labor and training, a mechanical board, responsible for the licensing and regulating of masters, journeypersons, and apprentices in the pipefitting, air conditioning/refrigeration, sprinkler fitting and sheet metal trades, hereafter to be referred to as "the mechanical trades." The board, under the direction and supervision of the division of professional regulation, shall advise the division in the proper installation modification and disassembly for reuse of process piping systems used in the conveyance and storage of liquids, solids, and industrial type gases, all heating, cooling, air distribution, fire protection systems and venting systems. It shall exclude those systems which are self-contained home appliances and all piping systems specified under the plumbing law. The board shall advise the division of the proper license needed for layout, on-site fabrication, installation, alteration, testing, or repair of any automatic or manual sprinkler systems designed for the protection of the interior or exterior of a building or structure from fire, or any piping or tubing and appurtenances and equipment pertaining to such system including overhead and underground water mains, fire hydrants and hydrant mains, standpipes and hose connections to sprinkler systems, sprinkler and tank heaters, air lines and thermal systems used in connection with sprinkler and alarm systems connected to them, foam extinguishing systems or special hazard systems including water spray, foam, carbon dioxide, dry chemical systems, halon liquid, or gas fire suppression systems.
R.I. Gen. Laws § 28-27-1.0