California Code, Streets and Highways Code - SHC § 5896.5

(a) In order to initiate proceedings, a petition shall:

(b) In order to initiate proceedings, the legislative body shall determine that the city, a public utility, or a cable operator has voluntarily agreed to pay over 50 percent of all costs of conversion, excluding costs of users' connections to underground electric or communication facilities.

(c) The city shall not pay a different percentage of the costs of conversion incurred by a public utility and by a cable operator associated with the same proceeding.  The payment shall be made on a nondiscriminatory basis.