Cal. Pub. Resources Code § 5517.1
Within five days after the district formation election has been called, the legislative body which has called the election shall transmit, by registered mail, a written notification of the election call to the executive officer of the local agency formation commission of the county or principal county in which the territory or major portion of the territory of the proposed district is located. Such written notice shall include the name and a description of the proposed district, and may be in the form of a certified copy of the resolution adopted by the legislative body calling the district formation election.
The executive officer, within five days after being notified that a district formation election has been called, shall submit to the commission, for its approval or modification, an impartial analysis of the proposed district formation.
The impartial analysis shall not exceed 500 words in length and shall include a specific description of the boundaries of the district proposed to be formed.
The local agency formation commission, within five days after the receipt of the executive officer's analysis, shall approve or modify the analysis and submit it to the officials in charge of conducting the district formation election.
Ca. Pub. Res. Code § 5517.1