California Code, Public Utilities Code - PUC § 9608

(a) The irrigation district acquires substantially all the electric distribution facilities and related subtransmission facilities of any electrical corporation that has an obligation to provide electric distribution service within the area to be served by the irrigation district.

(b) The commission approves a service area agreement between the irrigation district and the electrical corporation pursuant to Sections 8101 to 8108, inclusive, which service area agreement provides that the electrical corporation may not provide electric distribution service in the area to be served by the irrigation district and that the irrigation district may not provide electric distribution service in the remainder of the electrical corporation's service territory.

(c) The commission relieves the electrical corporation of its obligation to serve within the area to be served by the irrigation district.