manner inconsistent with the inviolability of the headquarters district provided by Section 9 (a);
(5) such other radio facilities as may be specified by supplemental agreement between the United Nations and the appropriate American authorities.
(b) The United Nations shall make arrangements for the operation of the services referred to in this section with the International Telecommunication Union, the appropriate agencies of the Government of the United States and the appropriate agencies of other affected Governments with regard to all frequencies and similar matters.
(c) The facilities provided for in this section may, to the extent necessary for efficient operation, be established and operated outside the headquarters district. The appropriate American authorities will, on request of the United Nations, make arrangements, on such terms and in such manner as may be agreed upon by supplemental agreement, for the acquisition or use by the United Nations of appropriate premises for such purposes and the inclusion of such premises in the headquarters district.
Section 5
In the event that the United Nations should find it necessary and desirable to establish and operate an aerodrome, the conditions for the location, use and operation of such an aerodrome and the conditions under which there shall be entry into and exit therefrom shall be the subject of a supplemental agreement.
Section 6
In the event that the United Nations should propose to organize its own postal service, the conditions under which such service shall be set up shall be the subject of a supplemental agreement.
Article III
LAW AND AUTHORITY IN THE HEADQUARTERS DISTRICT
Section 7
(a) The headquarters district shall be under the control and authority of the United Nations as provided in this agreement.
(b) Except as otherwise provided in this agreement or in the General Convention, the federal, state and local law of the United States shall apply within the headquarters district.
(c) Except as otherwise provided in this agreement or in the General Convention, the federal, state and local courts of the United States shall have jurisdiction over acts done and transactions taking place in the headquarters district as provided in applicable federal, state and local laws.
