Any building for which a lawful permit has been issued which is in conflict with this title, or any amendment hereto, and on which substantial work has been performed before the effective date hereof, or any amendment thereto, may be continued and completed in accordance with the plans and specifications upon which basis the permit was issued. (MC Ord. 19A Art. 14 § C, 1965: Ord. 241A, 3-7-2018)