The use and development of land and structures within any zoning district are limited to those uses and developments set forth in those Sections of this Chapter applicable to such district. Any use not expressly listed in such zoning district Sections as a conditional use or use permitted by right in the applicable zoning district or authorized as an accessory use shall be prohibited unless the Director of Planning determines that the proposed use is sufficiently similar to a use expressly authorized in the applicable district and therefore intended to have been included within the meaning of such listed use and not otherwise prohibited or intended to be prohibited by this Chapter or other applicable regulations.

Except as provided in this Subsection, uses not listed have been determined either not to be appropriate in any district, incompatible with certain existing uses or sufficiently rare or unexpected as to be incapable of being listed at the time of adoption of this Code. Any use not shown as a use permitted by right or a conditional use or accessory use in any zoning district, but constituting a use that is required to be permitted by law, shall be authorized only in the "M-1" or "M-3" Industrial Districts located within the industrial areas of the City's Master Plan and Comprehensive Zoning Plan referred to in Section 3.9 of the City's Charter subject to the following conditions applicable to the full extent permitted by law: