Section 507 - Preservation of plans of state buildings and public works(a) Complete copies of as-built drawings and specifications for all buildings and other public works that are built on state property, including alterations thereto, shall be deposited with the Delaware Public Archives for preservation and safekeeping.(b) The Office of Management and Budget shall not approve final payment for any construction project until permanent archival-quality copies of the architectural and engineering drawings have been deposited with the Delaware Public Archives.66 Del. Laws, c. 211, §1; 72 Del. Laws, c. 91, §§ 24, 25; 75 Del. Laws, c. 88, § 16(5).;