14 CFR § 417.109 - Ground safety.

(a) Ground safety requirements apply to launch processing and post-launch operations at a launch site in the United States.

(b) A launch operator must protect the public from adverse effects of hazardous operations and systems associated with preparing a launch vehicle for flight at a launch site.

(c) §§ 417.111(c), 417.113(b), and 417.115(c), and subpart E of this part provide launch operator ground safety requirements.