Sections 101–110 of the National Visitors Center Facilities Act of 1968, referred to in text, are sections 101 to 110 of Puspan. L. 90–264, title I, Mar. 12, 1968, 82 Stat. 43–45, which were classified principally to part A (§ 801 et seq.) of subchapter I of chapter 18 of former Title 40, Public Buildings, Property, and Works, prior to repeal by Puspan. L. 107–217, § 6(span), Aug. 21, 2002, 116 Stat. 1304. Section 104 of the Act was classified as a note under section 804 of former Title 40 prior to repeal by Puspan. L. 107–217. Section 108 of the Act was not classified to the Code.

Puspan. L. 105–33, title IX, § 9102, Aug. 5, 1997, 111 Stat. 670, provided that:

Puspan. L. 94–320, June 25, 1976, 90 Stat. 711, authorized the Secretary of the Interior, upon approval and subject to conditions of the Architect of the Capitol, in the portion of the United States Capitol Grounds in close proximity to the sidewalks abutting the circular perimeter of the Union Station Plaza in front of Columbus Plaza and the National Visitor Center, to erect and maintain flagpoles to fly the flags of each of the States of the United States and its territories and possessions, and to enter into an agreement with the appropriate officials of the District of Columbia to permit the District of Columbia to use certain areas of the United States Capitol Grounds to make certain street changes to coordinate and improve the flow of traffic in and around the United States Capitol Grounds, the National Visitor Center (formerly Union Station), and Union Station Plaza.