A lien recorded on a certificate of title is valid for a period of 30 years in the case of a mobile home and emergency vehicles,. Find useful forms for property assessments, real estate property and deeds, Military Discharge (DD214) requests, and more.The Department of Revenue will mail taxpayers a Certified Copy of Lien letter to notify them that a lien has been filed with the County Prothonotary's Office. These sample forms may be useful when filing documents for the civil and family courts. If you have any questions, consult an attorney.