77 Ill. Adm. Code 890.1910
Inspections
Section 890
Section 890.1910Â Inspections
A plumbing system or any part
thereof shall not be enclosed, covered up or used until the system has been
inspected and approved by a plumbing inspector. It is the responsibility of
the licensed plumber or plumbing contractor on the job to arrange for inspection
by the Department or a local plumbing inspector. The plumbing inspector may
require tests as listed in Section 890.1930 to determine whether or not the
system as installed is in compliance with this Part. Plumbing found not to be
in compliance with this Part shall not be approved. A plumbing system not
complying with the provisions of this Part shall not be used until such time as
it is brought into compliance with this Part. After the plumbing corrections
have been made, the plumbing contractor shall arrange for reinspection.