For more information, see "Fill Out and Serve Your Financial Declaration of Disclosure Forms" at courts.ca. Fillable forms are available for download in multiple languages from the California DCSS to apply for services and other child support-related topics.The filing fee for divorce in Contra Costa County varies somewhat from one case to the next. We offer our online paperwork preparation help for couples eager to undergo a Contra Costa County divorce process on their own quickly and stress-free. Visit the account creation page on LHI . John happens to live in the county of Contra Costa. Fill out the information for an 'advocate' or 'court employee' account and sign up, as you need an account to use the forms. This unit works in collaboration with the United States Marshals Service. It will also put you in a better position to negotiate a property division settlement with your spouse later. Talk with a family law attorney.