Need to file a mechanics lien in Contra Costa County? Here's what you need to know to record your lien with the Contra Costa County Recorder.You can't pay bills with a judgment: How to turn a court victory into a judgment lien, and use it to collect from your customer's property. A judgment lien is a court ruling giving a creditor the right to take possession of a debtor's property if the debtor doesn't fulfill their obligations. 11930 Transfer into or out of a trust. Superior Court of California, County of Contra Costa. One such scam involves fake property liens. It threatens taxpayers with a tax bill from a fictional government agency. He asked a friend at Founder's Title Company to check the title and went to the company to look at records for the property.