People Ex Rel. Lumpkin v. Cassidy

Under the Illinois Plumbing License Law (225 ILCS 320/0.01 et seq. (West 1996)), lawn sprinkler systems can only be installed by licensed plumbers; licensed apprentice plumbers under the supervision of a licensed plumber; or, where a single family residence is involved, by the owner, owner occupant or lessee occupant of the residence. The issue in this case is whether that limitation is constitutional and can be enforced by the State to prevent a lawn sprinkler company from using unlicensed laborers to install the pipes and sprinkler heads in its lawn sprinkler systems where the system…