§ 150.12 Definitions
   Words used in the National Electrical Code shall have the meanings assigned to them herein. Words relating to buildings and building use, when not otherwise separately defined, shall have the meanings which conform to the meanings set out in the building ordinances of the city. Otherwise, they shall have their usual meaning:
   Approved or Approval means inspected and accepted by the Electrical Inspector as having met the requirements of this Code.
   Board means the examining and supervisory board of electricians.
   Commercial Building means any building, structure, or premises that advertises as or conducts a business-like occupation dealing with merchandise or services, including offices, stores, and the like, but not restricted to such.
   Dwelling means the abiding place of one or more persons in which the use and management of sleeping quarters, all appliances for cooking, ventilating, heating, or lighting are under one control.
   Electrical Inspector means the chief Electrical Inspector and his authorized assistants.
   Electrical Work means any act in connection with the installing, altering, repairing, and/or maintaining of electrical installations designed or capable of carrying electrical energy, which act ordinarily requires the use of tools.
   Journeyman Electrician means any person licensed as a journeyman electrician in compliance with the requirements of this Code, who works for and under the general supervision and direction of a master electrician and who does not hold himself out to the public as being qualified to contract for the doing of electrical work.
   Master Electrician means any person licensed as a master electrician in compliance with the requirements of this Code, who holds himself out to the public as being qualified to do the kind of electrical work or to contract for the doing of electrical work, by himself or by the employment of journeyman electricians which his license authorizes him to do.