The tax bill will be issued to the owner as of the lien date January 1. 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. How do I obtain information on Tax Lien Certificate Sales? The Contra Costa County Treasurer-Tax Collector does NOT offer tax lien certificates. 18. The following is a list of some documents that may be recorded if they meet all requirements, and a description or definition of each document. The Clerk Recorder accepts cash, check, credit, or debit cards as a form of payment. Learn about bills of sale in California for animals, vehicles, firearms, and more. One such scam involves fake property liens. It threatens taxpayers with a tax bill from a fictional government agency.