If you have received a notice of lis pendens in Illinois, contact real estate attorney Marc J. Blumenthal at (847) 8087092 for legal help. A lis pendens is not a mechanics lien, but it is often required as part of the lien process.Remember that a lis pendens is a notice of a pending lawsuit. A notice of lis pendens under Illinois law for filing in the public records (the office of the county recorder) to provide constructive notice to third parties. Cook County Lis Pendens Form. Fill in the blank form formatted to comply with all recording and content requirements. This page breaks down the rules, requirements, and deadlines you need to follow to file an Illinois mechanics lien. Visit your county recorder's office and ask to file a Notice of Lis Pendens. A lis pendens is a potential lien that is placed against a property. Yes you are going to have to draft the documents.