WAT §80840: (a) (1) If the department elects to exercise its central procurement function to conduct one or more competitive solicitations or enter into contracts to procure eligible energy resources pursuant to

(a) (1) If the department elects to exercise its central procurement function to conduct one or more competitive solicitations or enter into contracts to procure eligible energy resources pursuant to this division, as authorized by paragraph (4) of subdivision (a) of Section 454.52 of the Public Utilities Code, due to the timing of cost recovery processes, the department may determine that it is necessary or desirable to issue bonds to support activities for the procurement of eligible energy resources pursuant to this division. (2) Upon making the determination described in paragraph (1), the department may issue bonds for purposes of financing the procurement of eligible energy resources in support of the fund and other related expenses incurred by the department pursuant to this division, and subsequent to the department having entered into an agreement with the commission regarding a revenue requirement. Bonds shall not be issued in an amount the debt service on which, to the extent payable from the fund, is estimated by the department to exceed the amounts estimated to be available in the fund for the payment of the bonds. (b) Before the issuance of bonds in a public offering, the department shall ensure the bonds have an investment grade rating from at least one nationally recognized investment ratings firm and the document authorizing the issuance of the bonds shall provide for repayment from pledged revenues. (c) The commission shall have an opportunity to review the trust agreement or other documents pursuant to which the bonds are issued and revenues are pledged, and shall consult with the department regarding the trust agreement or other documents regarding any relevant considerations of the commission and to ensure its consistency with the revenue requirement agreement between the department and commission. (d) In addition to any other purposes for which bonds may be issued pursuant to this division, bonds may be issued for the following purposes: (1) Refunding bonds to obtain a lower interest rate. (2) Refunding bonds bearing a variable interest rate with bonds bearing interest at a fixed rate. (3) Refunding bonds if a nationally recognized investment ratings firm reduces or withdraws, or proposes to reduce or withdraw, the rating assigned to securities that are secured by bond insurance policies, credit, or liquidity facilities issued by the provider of a bond insurance policy, or a credit or liquidity facility securing the bonds being refunded. (4) Refunding bonds issued to preserve a federal income tax exemption or to qualify or maintain other federal income tax benefits.