The judgment creditor could obtain such a lien but it would first have to deliver a certified copy of the judgment to the sheriff. A lien attaches to real estate that you own.A judgment lien allows a creditor to collect a judgment through the sale of the debtor's real estate. In Illinois, a "mechanic's lien" is NOT the common-law interest that someone who works on your car gets until payment is made for services rendered. Call our Chicago, IL debt collection lawyer if you need help securing a judgment enforcement. Schedule a consultation today. 312-704-0771. Judgment liens do not last for the full twenty years that the judgment is enforceable. The lien will expire seven years from the time it is recorded. All Illinois Courts must accept these forms. Scroll down below the chart for important information on how to fill out these forms.