No person shall engage in the business of plumbing as a journeyman plumber, contracting plumber, or employing plumber in the City without having obtained a license from the State of Illinois. No person shall commence any plumbing work within the City without first having obtained a permit as required herein. No person shall refuse, neglect, or disobey any order of the Building Inspector to correct or remove a nuisance existing by reason of unsanitary plumbing or plumbing installed in violation of this Article.
(Prior Code, Art. 15, § 15.6)