No person shall carry out or cause to be carried out on a designated landmark, in a designated historic district or structure of merit, any construction, alteration, or demolition for which a City permit is required, without approval by the commission pursuant to Sections 3.24.220 through 3.24.250 hereof, except in conformity with the provisions of Section 3.24.280 hereof. In addition, no such work shall take place unless all other applicable laws and regulations have been complied with, and a permit has been issued for said work. (Ord. 5686-NS § 1 (part), 1985: Ord. 4694-NS § 5, 1974)