Michigan Compiled Laws, Chapter 339. Occupational Code § 339.5701

(a) “Apprentice electrician” means an individual other than an electrical contractor, master electrician, or electrical journeyman, who is engaged in learning about and assisting in the installation or alteration of electrical wiring and equipment under the direct personal supervision of an electrical journeyman or master electrician.

(b) “Board” means the electrical administrative board described in section 705.  1

(c) “Electrical contractor” means a person that is engaged in the business of erecting, installing, altering, repairing, servicing, or maintaining electrical wiring.

(d) “Electrical journeyman” means an individual other than an electrical contractor who, as his or her principal occupation, is engaged in the practical installation or alteration of electrical wiring. An electrical contractor or master electrician may also be an electrical journeyman.

(e) “Electric sign” means fixed, stationary, or portable self-contained, electrically illuminated equipment that has words or symbols designed to convey information or attract attention. Electric sign includes outline lighting. Electric sign does not include those signs that are indoor or outdoor portable applications or recognized holiday residential signs listed with a recognized testing and approval agency and that use a cord cap-110 volt plug as the electrical energizing attachment method.

(f) “Electrical wiring” means all wiring, generating equipment, fixtures, appliances, devices, and appurtenances in connection with the generation, distribution, and utilization of electrical energy, in or on a building, residence, structure, or properties, regardless of whether or not the electrical wiring is energized at the time of installation. The term includes service entrance wiring as defined in the Michigan electrical code.

(g) “Fire alarm contractor” means a person that is engaged in the business of erecting, installing, altering, repairing, servicing, or maintaining wiring, devices, appliances, or equipment of a fire alarm system.

(h) “Fire alarm specialty apprentice technician” means an individual other than a fire alarm contractor or a fire alarm specialty technician who is engaged in learning about and assisting in the installation or alteration of fire alarm system wiring and equipment under the direct personal supervision of a fire alarm specialty technician.

(i) “Fire alarm specialty licensure” means licensure as a fire alarm contractor or a fire alarm specialty or apprentice technician.

(j) “Fire alarm specialty technician” means an individual other than a fire alarm contractor who, as his or her principal occupation, is engaged in the design and practical installation or alteration of fire alarm systems. An individual who is a fire alarm contractor may also be a fire alarm specialty technician.

(k) “Fire alarm system” means a system that is designed to detect and annunciate the presence of fire, or by-products of fire, installed in a building or structure. Fire alarm system does not include a single station smoke detector.