This article applies to the naval, military and air force authorities and members of any visiting force and any international headquarters and the members and property held or used for the purpose of such a force or headquarters.

Except as otherwise expressly provided in this Order, every body and person and any property to which this article applies is exempt from the provisions of this Order and of any regulations made under this Order to the same extent as if it formed part of the forces of Her Majesty raised in the United Kingdom and for the time being serving there.