25 C.F.R. § 11.441 – Disorderly conduct.

(a) A person is guilty of disorderly conduct if, with purpose to cause public inconvenience, annoyance or alarm or recklessly creating a risk thereof, he or she:
1. (1) Engages in fighting or threatening, or in violent or tumultuous behavior;
2. (2) Makes unreasonable noise or offensively coarse utterance, gesture or display, or addresses abusive language to any person present; or
3. (3) Creates a hazardous or physically offensive condition by any act which serves no legitimate purpose of the actor.
(b) Public means affecting or likely to affect persons in a place to which the public has access; among the places included are highways, schools, prisons, apartments, places of business or amusement, or any neighborhood.
(c) An offense under this section is a petty misdemeanor if the actor's purpose is to cause substantial harm or serious inconvenience, or if he or she persists in disorderly conduct after reasonable warning or request to desist. Otherwise, disorderly conduct is a violation.