The board of adjustments and appeals may examine any applicant making application
for a certificate of competency as a master electrician, journeyman electrician, residential
journeyman electrician, sign electrical contractor, low voltage electrical contractor
or low voltage specialty electrical contractor.
(b)
Except for state-certified electrical contractors, any person desiring to engage in
the capacity of one of the foregoing types of electrical contracting within the county
shall first make application for the appropriate certificate of competency, satisfy
the building codes board of adjustments and appeals of his character and integrity,
establish proof of his required experience, pass a written examination, and receive
a certificate of competency in accordance with the provisions of sections 9-9 and 9-10.