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. You will need a Complaint and Summons and you must pay the filing fee.The notice of the pendency of the action shall constitute notice for only five years from the date of the filing of such notice. This Section authorizes a notice of any of these actions concerning real property pending in any United States district court to be recorded and indexed. Visit your county recorder's office and ask to file a Notice of Lis Pendens. Lis pendens is a longstanding, frequently misunderstood doctrine concerning unorthodox interests in real estate. First, a lawsuit must be filed with the county clerk, and the suit must be pending. What is a Lis Pendens? A lis pendens is a notice of pending litigation. It constitutes constructive notice of any claims in the suit as to the land.