Cal. Pub. Util. Code § 849.3
(b) A qualifying water utility may sell and assign all or portions of its interest in water supply property to an affiliate. A qualifying water utility or its affiliates may sell or assign their interests to one or more financing entities authorized under this article that make that property the basis for issuance of water rate relief bonds to the extent approved in the financing order. A qualifying water utility, its affiliates, or financing entities may pledge and assign water supply property as collateral, directly or indirectly, to the extent approved in the financing order providing for a security interest in the water supply property, in the manner set forth in Section 849.4. In addition, water supply property may be sold or assigned by either of the following: