For community facility buildings or other buildings used for permitted non-residential uses in Residence Districts, the provisions of Section 24-35 (Minimum Required Side Yards) shall apply to such community facility buildings or the provisions of Section 23-464 (Side yards for buildings used for permitted non-residential uses) shall apply to such other non-residential buildings, except that no side yard shall have a width less than 10 feet and, in the case of buildings more than three stories in height, the required total width of both side yards shall not be less than 25 feet.

Where greater widths of side yards are required by the provisions of Sections 23-464 or 24-35 than by the provisions of this Section, such requirement of greater width shall apply.