It shall be unlawful for any person, firm, or corporation whether as owner, lessee, sub-lessee or occupant, to erect, construct, enlarge, alter, repair, improve, remove, convert, demolish, equip, use, occupy or maintain any building or structure, other than fences, in the city or cause or permit the same to be done, contrary to or in violation of the provisions of this code.
('71 Code, § 150.18) (Am. Ord. 7-88, passed 3-14-88) Penalty, see § 150.99