The National Historic Preservation Act of 1966 (NHPA) (Public Law 89-665, 80 STAT. 915, 16 U.S.C. 470), as amended, is one of the most important federal laws developed to mandate identification and preservation of the nation's cultural resources. I t serves as the enabling legislation for the protection, conservation, and grant-in-aid program for historic resources through the creation of a legal and administrative framework which includes federal, state and local government. The Act and its amendments is administered at the federal level by the Department of the Interior, National Park Service. This legislation has had a significant impact on historic preservation.
