4(1)Paragraph 3 has effect in relation to a designated international military headquarters as if —
(a)the headquarters were a visiting force of a designated country, and
(b)the members of that force consisted of such of the persons serving at or attached to the headquarters as are members of the armed forces of a designated country.
(2)In this paragraph, “designated” means designated for the purpose in question by or under any Order in Council made to give effect to an international agreement.