Trade bureaus; definitions.

As used in the Construction Industries Licensing Act: A. "electrical wiring" means all wiring, conductors, fixtures, devices, conduits, appliances or other equipment, including generating equipment such as solar electricity generating equipment of not over ten kilowatt capacity, used in connection with the general distribution or use of electrical energy; B. "plumbing" means the installing, altering and repairing of all plumbing fixtures, fixture traps and soil, waste, supply and vent pipes, with their devices, appurtenances and connections, through which water, waste, sewage, oil and air are carried, when done within the property lines of the building or structure to be served by the plumbing or to the point of connection with the utility system. This subsection shall not be construed as prohibiting the installation by a "fixed works" licensee of service lines from the utility system to a point five feet outside the building or structure to be served by the plumbing; C. "fixtures" includes closet bowls, lavatories, bathtubs, showers, kitchen sinks, laundry trays, hot water tanks, softeners, urinals, bidets, service sinks, shower pans, drink fountains, water compressors, water coolers, septic tanks or similar systems of sewage disposal and such other similar fixtures used in plumbing as designated by the mechanical bureau; D. "gas fitting" means the installing, altering and repairing of consumers' gas piping and the installation of appliances utilizing natural gas as fuel and their appurtenances in or upon premises of the consumers; E. "softener" or "water conditioner" means any appliance, apparatus, fixture and equipment that is designed to soften, filter or change the mineral content of water, whether permanent or portable; and F. "certificate of competence" means evidence of competence issued by the division to a journeyman electrician, journeyman plumber, journeyman gas fitter, journeyman pipe fitter or journeyman welder working on pipelines, collection lines or compressor stations.