Montana Title 81. Livestock § 81-30-103. Unlawful acts

(a) damage or destroy an animal facility or an animal or property in or on the premises of an animal facility;

(b) enter an animal facility that is at the time closed to the public with the intent to commit an act prohibited by this chapter;

(c) remain concealed in an animal facility with the intent to commit an act prohibited by this chapter;

(d) enter an animal facility and commit or attempt to commit an act prohibited by this chapter;

(e) enter an animal facility to take pictures by photograph, video camera, or other means with the intent to commit criminal defamation; or

(f) enter or remain on the premises of an animal facility if the person:

(a) government agency or its employees who are carrying out their duties under law or to lawful activities of a financial institution or other secured party; and

(b) humane animal treatment shelter or its employees whose primary purpose is the bona fide control or humane care of animals or the enforcement of 45-8-211.