A child support lien is perfected against the debtor's property when an abstract of judgment for past due child support or a child support lien notice is filed. Judgment for Defendant - Lien Foreclosure - Bench Trial - Updated March 2023.Judgment for Defendant - Lien Foreclosure - Jury Trial - Updated March 2023. A child support lien arises without any court action, as long as "notice" is proper. Get Help Current Issues Informative resources for topical matters.