The Department of Homeland Security has published a final rule replacing the long-standing “duration of status” (D/S) framework for F-1 academic students and J-1 exchange visitors with fixed periods of admission. Effective Sept. 15, 2026, the rule also establishes a new extension of stay process administered by USCIS for individuals who need additional time to complete their academic or exchange programs. Please see our full legal update for more analysis, insights and implications.