Montana Title 27. Civil Liability, Remedies, and Limitations § 27-30-101. Definition of public nuisance

(a) a condition arising out of the use of real property that unlawfully interferes with a public right by endangering communal safety, being indecent to the community, or being offensive to the community;  or

(b) a condition that unlawfully interferes with the public right to free passage or use, in the customary manner, of a navigable lake, river, bay, stream, canal, or basin or a public park, square, street, road, or highway.

(a) an action or condition that is lawful;

(b) an action or condition that is authorized, approved, licensed, or mandated by statute, ordinance, regulation, permit, license, order, rule, or other similar measure issued, adopted, promulgated, or approved by a government entity.  This includes conditions or actions that are subject to an order, notice, or decree issued under 75-10-711 or 75-10-712.

(c) noises resulting from the shooting activities at a shooting range during established hours of operation;

(d) impairment of the spiritual, cultural, or emotional significance associated with a navigable lake, river, bay, stream, canal, or basin or a public park, square, street, road, or highway;

(e) the design, manufacturing, distributing, selling, labeling, or marketing of a product;

(f) the aggregation of individual injuries or private rights, including private nuisances;  or

(g) the design, manufacturing, distributing, selling, labeling, or marketing of firearms, firearm accessories, or ammunition, as defined in 30-20-301, or components of firearms, firearm accessories, or ammunition.