CFR › Title 8 › Part 251Part 251 — Arrival and Departure Manifests and Lists: Supporting Documents§ 251.1— Arrival manifests and lists.§ 251.2— Notification of illegal landings.§ 251.3— Departure manifests and lists for vessels.§ 251.4— Departure manifests and lists for aircraft.§ 251.5— Arrival and departure manifests for crew.§ 251.6— Exemptions for private vessels and aircraft.