Division 13 (commencing with Section 21000) of the Public Resources Code applies to water lease agreements authorized by this chapter. For purposes of that division, the lessor is the lead agency, except that if the lessor is a private party and the lessee is a water district, the lessee is the lead agency. If both the lessor and the lessee are private parties, the state board is the lead agency.
Ca. Water Code § 1029