A. The words “underground service area” means that area within the limits of the city, identified by the following use zone designations, further defined in Division I of Title 17:

C-C, C-H, C-T, C-R, P-O, P-F and M.

B. All new or remodeled buildings in the underground service area requiring electric or communication service shall have such service supplied from a service lateral placed underground from the main electric or communication service facilities within the building to the sidewalk area. Where the utility’s distribution system is underground, the service lateral shall terminate at a location in the sidewalk area designated by the utility. Where the utility’s distribution system is overhead, the service lateral shall terminate as a pole riser on a pole designated by the utility. All conduits, conductors and associated equipment necessary to receive utility service by means of the underground service lateral shall be provided by the person owning, operating, leasing or renting the building, subject to applicable rules, regulations and tariffs of the supplying utility on file with the Commission and to the lawful requirements of state laws and city ordinances.

C. The supplying utility shall furnish that portion of the conduits, conductors and associated equipment required to be furnished by it for an underground connection or a pole-riser service, as the case may be, under and subject to the provisions of its applicable rules, regulations and tariffs on file with the Commission.

D. For purposes of this section, a building shall be deemed to be remodeled if within any twelve-month period, additions, alterations or repairs are made thereto, the cost of which exceeds fifty percent of the current replacement cost of the building. In determining the cost of such additions, alterations or repairs, there shall be excluded the cost of any work required by this chapter.

E. Single-family residential buildings are exempt from the provisions of this section. (Prior code § 8400.1)