16 U.S.C. § 410bb–2

(a) Presidential proclamation The Secretary, in cooperation with the Secretary of State, is authorized to consult and cooperate with appropriate officials of the Government of Canada and Provincial or Territorial officials regarding planning and development of the park, and an international historical park. At such time as the Secretary shall advise the President of the United States that planning, development, and protection of the adjacent or related historic and scenic resources in Canada have been accomplished by the Government of Canada in a manner consistent with the purposes for which the park was established, and upon enactment of a provision similar to this section by the proper authority of the Canadian Government, the President is authorized to issue a proclamation designating and including the park as part of an international historical park to be known as Klondike Gold Rush International Historical Park. (b) Retention of “National” designation for purpose of authorization For purposes of administration, promotion, development, and support by appropriations, that part of the Klondike Gold Rush International Historical Park within the territory of the United States shall continue to be designated as the “Klondike Gold Rush National Historical Park”.