Cal. Pub. Util. Code § 11891.6
The board of a district which has owned and operated an electric distribution system for at least eight years and has a population of 250,000 or more which maintains a system of accounting substantially in accordance with the Uniform System of Accounts for Electrical Corporations prescribed by the Public Utilities Commission, or any other generally accepted accounting system, may provide, by resolution, under the terms and conditions as it sees fit, for the payment, without prior specific approval by the board, of demands against the district which relate to obligations incurred for purposes and within the amounts specified for those purposes in a projection of the district's operations for a period of not longer than one year, if the demands are approved by the general manager. The projection shall be expressed in terms of the major groups of accounts in the system of accounts and shall be incorporated in the resolution.
Ca. Pub. Util. Code § 11891.6