The United States Capitol Preservation Commission was established under Title VIII of Public Law 100-696 in November 1988 for the purpose of providing for improvements in, preservation of, and acquisitions for the United States Capitol and other locations under the control of the Congress. In September 1999, the Commission was given the responsibility, pursuant to Public Law 106-57, for approving the planning, engineering, design, and construction milestones of the Capitol Visitor Center. Wikipedia