Cal. Wat. Code § 1020 : CALIFORNIA WATER CODE — WATER — GENERAL PROVISIONS — WATER LEASES — Period of water lease TEXT PDF Water may be leased for a period not to exceed five years to assist water conservation efforts pursuant to the terms and conditions of this chapter. The terms and conditions of this chapter are not applicable to water leases or transfers governed by other provisions of law. Ca. Water Code § 1020 Added by Stats. 1991, Ch. 847, Sec. 3.