Cal. Gov't Code § 61104

(a) A district that acquires, constructs, improves, and maintains streets, roads, rights-of-way, bridges, culverts, drains, curbs, gutters, sidewalks, and any incidental work pursuant to subdivision (l) of Section 61100 may grant franchises pursuant to any of the following:
1. (1) Section 53066.
2. (2) Chapter 6 (commencing with Section 49500) of Part 8 of Division 30 of the Public Resources Code.
3. (3) Division 3 (commencing with Section 6001) of the Public Utilities Code.
(b) A district shall not grant a franchise over any work owned by another public agency unless that other public agency gives its consent.