The Tax Office holds unclaimed property tax overpayments made within the last three years and outstanding (uncashed) refund checks. If you paid the taxes on.Child Support Attorney Houston - What if I overpay my child support obligations? The District Clerk's Office accepts the following forms of Payment: 1. Cash Bring your cash payments to the Civil Courthouse. HOUSTON On Tuesday night, thousands of Houston ISD employees will have smaller paychecks for the rest of their contracts this year. You can also go to your local SSA office for help in downloading the form and filling it out.