Terms Used In Rhode Island General Laws 5-20-5

• Master plumber: as used in this chapter , means any person who, as an independent contractor, engages in this state in the business of installation, maintenance, or repair of plumbing in the building or upon the premises where that plumbing, as defined in § 5-20-2, is or is to be located, either by contract or agreement with the owner, lessee, tenant, or agent of those premises or building, or who employs one or more journeyperson plumbers, one or more plumber's apprentices or other persons to assist in that installation, maintenance, or repair work or who performs any acts specified in this chapter for performance by a "master plumber. See Rhode Island General Laws 5-20-3
• Plumbing: means :

  (i)  All fittings, fixtures, appliances, and connections that are located within a building or a structure, or within five feet (5?) of the outer walls of a building or structure and that connect said building or structure, where a person or persons live, work, or assemble, with the source of public or private water supply used or intended for domestic or personal use, as well as any interconnecting piping between buildings or structures;

  (ii)  All piping, fittings, fixtures, and appliances for a sanitary drainage and related ventilation system, direct or indirect, within that building; and

  (iii)  Air piping, medical, and laboratory gas systems including, but not limited to, oxygen and nitrous oxide. See Rhode Island General Laws 5-20-2