Carriage of cargo in cargo compartments.
CFR · 2024-01-01 · US · Title 14
When cargo is carried in cargo compartments that are designed to require the physical entry of a crewmember to extinguish any fire that may occur during flight, the cargo must be loaded so as to allow a crewmember to effectively reach all parts of the compartment with the contents of a hand-held fire extinguisher.
official document · source cfr-2024 · id 14:§ 125.185