This bill establishes the General George C. Marshall House in Leesburg, Virginia, as an affiliated area of the National Park System to promote public appreciation of the historic contributions made by George Catlett Marshall, Jr. (George Catlett Marshall, Jr. served as Army Chief of Staff during World War II, and later as Secretary of State, president of the American Red Cross, and Secretary of Defense.)

The bill designates the George C. Marshall International Center as the management entity for the affiliated area. The Department of the Interior must enter into an agreement with the center that describes the roles and responsibilities for management of the affiliated area. Further, Interior may provide technical assistance and enter into cooperative agreements with the center for the purpose of providing financial assistance for the marketing, marking, interpretation, and preservation of the affiliated area.