The following regulations shall apply in all districts with which are combined “A” districts in addition to the regulations hereinbefore specified, and shall be subject to the provisions of Chapter 17.58; provided, however, that if any of the regulations specified in Chapter 17.58 differ from any corresponding regulations specified in this title for any district with which an “A” district is combined, then in such case the provision of this chapter shall apply.
(Prior code § 3117.01)