Conn. Agencies Regs. § 10-321-4
1) Historic structures and landmarks for inclusion in the State Register shall be nominated by the Office of Historic Preservation and designated by the Commission.
2) The following criteria shall be the standards used in evaluating and determining eligibility of properties for listing on the State Register of Historic Places:
The quality of significance in American history, architecture, archaeology, and culture is present in districts, sites, buildings, structures, and objects of State and local importance that possess integrity of location, design, setting, materials, workmanship, feeling and association, and:
(Effective June 2, 1977)