sentences:  The lighthouse was listed on the National Register of Historic Places on July 19, 1984, and later was designated a Chicago Landmark on April 9, 2003.In 2005, the light was declared excess by the Coast Guard.It was offered at no cost to eligible entities, including federal, state, and local agencies, non-profit corporations, and educational organizations under the provisions of the National Historic Lighthouse Preservation Act of 2000.