5 CFR 550.407 - Termination of payments during evacuation.
Advance payments or evacuation payments terminate when the agency determines that -
(a) The employee is assigned to another duty station outside the evacuation area;
(b) The employee abandons or is otherwise separated from his or her position;
(d) The employee resumes his or her duties at the duty station from which he or she was evacuated;
(e) The agency determines that payments are no longer warranted; or