Looking to file a mechanics lien in Nassau County? Find the information you need to record your lien successfully with the Nassau County Clerk here.COPELAND "ANTI-KICKBACK" ACT (Applicable to all construction or repair contracts). Salaries of personnel performing work under this contract shall be paid. To become a subscription user simply fill out the registration form and choose a Member ID and Password for future visits. Dear Rob: On March 17, 97 as directed to clean out alleged construction debris fiom the downspouts. , published in the Nassau County Bar Association Journal, 9-2024. Form 9: Certificate of Substantial Performance. Certificate of Substantial Performance of the Contract Under Section 32 of the Act (Construction Act). See Form TP-584-I, Instructions for Form TP-584, before completing this form.