Usually you serve the Registered Agent listed on the businesses Secretary of State page. However, I am not sure what exactly the procedures are for the state/government agencies. Here is the link to the Secretary of State page with further information on Service of Process. http://www.sos.ca.gov/business/be/service-of-process.htm Best of luck.
NOTE: This response is general in nature and should not be considered legal advice. No attorney-client relationship exists or is formed by this response.
Answered on Sep 30th, 2013 at 3:46 PM