Cal. Public Utilities Code § 8102

Any utility may petition the commission setting forth in its petition the following: (a) That the petitioner and an irrigation district formed under the laws of this State are both engaged or propose to engage in the sale and distribution of electric power and energy in the described area or areas or in contiguous areas, or that the petitioner proposes to sell an electric distribution system in a described area, to such irrigation district. (b) That the petitioner and irrigation district are desirous of entering into a contract in which, among other things, and as one of the considerations therefor, they consent to the limitation of areas which each are to serve or are to be excluded from serving. (c) A copy of the contract or proposed contract. (d) A description of the respective areas that the limitations will affect and the terms of the contract, if any, or the conditions, if any, existing in connection with such limitations or the sale or acquisition of a utility distribution system. (e) A prayer that the commission issue its order limiting the area or areas within which the petitioner may, directly or indirectly, sell or distribute electric power or energy or define the area or areas within which the petitioner shall not sell or distribute electric power or energy as indicated in the petition and set forth in a contract or proposed contract.