Sec. 1 Interagency Group on Insular Areas. (a) There is established, within the Department of the Interior for administrative purposes, the Interagency Group on Insular Areas (IGIA). The group shall consist exclusively of:
(ii) the heads of such agencies as the Secretary of the Interior may designate.
(b) The Secretary of the Interior, or the Secretary's designee under section 1(c) of this order, shall convene and preside at the meetings of the IGIA, determine its agenda, direct its work and, as appropriate to deal with particular subject matters, establish and direct subgroups of the IGIA that shall consist exclusively of members of the IGIA.
(c) A member of the IGIA may designate, to perform the IGIA or IGIA subgroup functions of the member, any person who is a part of the member's department or agency (agency) and who is either an officer of the United States appointed by the President or a member of the Senior Executive Service.