A certificate of competency shall be issued to new applicants for certification as
an air conditioning contractor (class A), air conditioning contractor (class B), alarm
system contractor I, alarm system contractor II, building contractor, electrical contractor
or unlimited electrical contractor, general contractor, liquefied petroleum gas contractor,
mechanical contractor, plumbing contractor, pool/spa contractor (servicing), residential
contractor, roofing contractor, septic tank contractor, sheet metal contractor, underground
utility contractor, and all specialty contractors upon passing the approved exam in
the applicable trade, together with limited specialty contractors, be [and] approval
by the county planning and development director.
