<P> For most of its history the National Register has been administered by the National Park Service ( NPS ) , an agency within the United States Department of the Interior . Its goals are to help property owners and interest groups , such as the National Trust for Historic Preservation , coordinate , identify , and protect historic sites in the United States . While National Register listings are mostly symbolic , their recognition of significance provides some financial incentive to owners of listed properties . Protection of the property is not guaranteed . During the nomination process , the property is evaluated in terms of the four criteria for inclusion on the National Register of Historic Places . The application of those criteria has been the subject of criticism by academics of history and preservation , as well as the public and politicians . </P>
<P> For most of its history the National Register has been administered by the National Park Service ( NPS ) , an agency within the United States Department of the Interior . Its goals are to help property owners and interest groups , such as the National Trust for Historic Preservation , coordinate , identify , and protect historic sites in the United States . While National Register listings are mostly symbolic , their recognition of significance provides some financial incentive to owners of listed properties . Protection of the property is not guaranteed . During the nomination process , the property is evaluated in terms of the four criteria for inclusion on the National Register of Historic Places . The application of those criteria has been the subject of criticism by academics of history and preservation , as well as the public and politicians . </P>
the national register of historic places is maintained by
the national register of historic places is maintained by
the National Park Service ( NPS ) , an agency within the United States Department of the Interior
the National Park Service ( NPS ) , an agency within the United States Department of the Interior