Cal. R. 3.2236
Unless the respondent public agency has agreed to accept service of summons electronically, the petitioner or plaintiff must personally serve the petition or complaint on the respondent public agency within three court days after the date of filing.
The petitioner or plaintiff must serve the petition or complaint on any real party in interest named in the pleading within three court days after the date of filing.
The petitioner or plaintiff must serve the petition or complaint on the Attorney General within three court days after the date of filing.
The petitioner or plaintiff must serve the petition or complaint on any responsible agencies or public agencies with jurisdiction over a natural resource affected by the project within two court days of receipt of a list of such agencies from respondent public agency.
The petitioner or plaintiff must file proof of service on each respondent, real party in interest, or agency within one court day of completion of service.
Cal. R. Ct. 3.2236