At this clinic, attorneys can give you information about court procedures, provide court forms, and assist in filling them out. The following information is for general informational purposes only and should not be considered legal advice.The Public Administrator's office investigates and may administer the estates of individuals who were domiciled in Contra Costa County at the time of death. Download PDF BOE-502-D REV. Download PDF BOE-19-P REV. Caveat Venditor – Expanding Disclosure Obligations of Residential Real Property Vendors. Change In Ownership Statement Death Of Real Property Owner (Contra Costa) Form. This is a California form and can be use in Contra Costa Local County. This chapter shall be known, and may be cited, as the "documentary transfer tax ordinance of Contra Costa County. There are several provisions in real property sale agreements that can affect a party's legal rights.