§ 304-5.4 — -5.4 Exceeding Subsistence Allowances (per Diem Or Actual Expense)

(a) An agency may authorize employees to exceed subsistence allowances established by this subtitle and by the Secretary of Defense as long as—

(1) The agency authorized acceptance of payment from a non-Federal source for such allowances;

(2) The non-Federal source pays the full amount of the subsistence expense, as authorized by the agency; and

(3) The subsistence expense paid by the non-Federal source is comparable in value to that offered to or purchased by other meeting attendees.

(b) The maximum subsistence allowances prescribed by the Secretary of State for travel to foreign areas may not be exceeded.