After full payment of defaulted taxes against which a certificate of lien has been recorded, an Unrecorded Release of Lien notice will be mailed to the owner. Court Collections Unit.Phone Hours, am - pm. You will need the original and two copies (make sure you sign the SC100 and include all 6 pages). 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. For all other civil cases fill it out form SUBP002 and bring it to the civil clerk to "issue" (put the court's seal on). A lis pendens automatically remains on title until withdrawn, expunged, or a judgment recorded. It was incredibly easy to make an appointment and fill out a marriage license online.