U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

All TitlesTitle 14Chapter IIIPart 420Subpart D - Subpart D—Responsibilities of a Licensee
§ 420.51 - Responsibilities—general.
§ 420.53 - Control of public access.
§ 420.55 - Scheduling of launch site operations.
§ 420.57 - Notifications.
§ 420.59 - Mishap plan.
§ 420.61 - Records.
§ 420.63 - Explosive siting.
§ 420.65 - Separation distance requirements for handling division 1.1 and 1.3 explosives.
§ 420.66 - Separation distance requirements for storage of hydrogen peroxide, hydrazine, and liquid hydrogen and any incompatible energetic liquids stored within an intraline distance.
§ 420.67 - Separation distance requirements for handling incompatible energetic liquids that are co-located.
§ 420.69 - Separation distance requirements for co-location of division 1.1 and 1.3 explosives with liquid propellants.
§ 420.70 - Separation distance measurement requirements.
§ 420.71 - Lightning protection.
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