Del. Code tit. 16, § 6605D

If the fire life safety dampers and smoke control systems pass the applicable inspections and tests, the person performing the inspection or test shall execute a certificate of operation which shall verify such compliance, and provide the name and certification number of the individual(s) conducting the inspection or test and that person’s employer, the name of the building owner and address of the property, the location of all smoke dampers, fire dampers, combination fire/smoke dampers, and smoke control systems inspected or tested, and the date of the inspection or test. The building owner shall maintain a copy of the certificate of operation on the building property and make the certificate available for inspection upon request.