See What is backup withholding, later. By signing the filled-out form, you: 1.Search Our Records to view balance information. You may enter your nine-digit case number or five-digit Court Registry account number. Texas does not have an official, fillintheblank form for withdrawal of court registry funds. Before sending in form remember to: Answer all questions and fill-in all blanks. Supply photocopies of required documentation . Fill-out and send in form and supporting documentation establishing your right to receive the property. You don't have to write any letter. Authorization to Complete Blank Check Amount. MV-507.