Transportation of special nuclear material by aircraft.
CFR · 2024-01-01 · US · Title 10
Except as specifically approved by the Commission no shipment of special nuclear material in excess of 20 grams or 20 curies whichever is less of plutonium or uranium-233 shall be made by a licensee of an Agreement State in passenger aircraft.
official document · source cfr-2024 · id 10:§ 150.21