36 CFR § 2.32 - Interfering with agency functions.
(a) The following are prohibited:
(1)Interference. Threatening, resisting, intimidating, or intentionally interfering with a government employee or agent engaged in an official duty, or on account of the performance of an official duty.
(2)Lawful order. Violating the lawful order of a government employee or agent authorized to maintain order and control public access and movement during fire fighting operations, search and rescue operations, wildlife management operations involving animals that pose a threat to public safety, law enforcement actions, and emergency operations that involve a threat to public safety or park resources, or other activities where the control of public movement and activities is necessary to maintain order and public safety.
(3)False information. Knowingly giving a false or fictitious report or other false information: (i) To an authorized person investigating an accident or violation of law or regulation or; (ii) on an application for a permit.
(4)False Report. Knowingly giving a false report for the purpose of misleading a government employee or agent in the conduct of official duties, or making a false report that causes a response by the United States to a fictitious event.