California Code
CHAPTER 28 - Conversion of Existing Overhead Electric and Communication Facilities to Underground Locations
Section 5896.6.

5896.6. A petition for proceedings for conversion shall be signed by not less than five owners of assessable land in the proposed assessment district, as shown by the last equalized assessment roll used by the city, owning lands constituting more than one-half of the area of all assessable lands within the proposed assessment district.

(Amended by Stats. 1970, Ch. 309.)