The Colorado Historical Society Office of Archeology and Historic Preservation and the State Historic Fund, provide some financial incentives for qualifying structures / sites.
Nominations to the National Register should first contact the Colorado Historical Society Office of Archeology and Historic Preservation
National Trust for Historic Preservation Mountain Plains Office
National Park Service Historic Preservation Assistance Programs
At this time, La Plata County, offers no financial or development incentives for nominations to the La Plata County Historic Register.