accompanying the Federal Government outside the United States
(2) The term “accompanying the Federal Government outside the United States” means— (A) a dependant of— (i) a civilian employee of the Federal Government; or (ii) a Federal contractor (including a subcontractor at any tier) or an employee of a Federal contractor (including a subcontractor at any tier); (B) residing with such civilian employee, contractor, or contractor employee outside the United States; and (C) not a national of or ordinarily resident in the host nation.