Montana Title 76. Land Resources and Use § 76-2-223. Powers of board of adjustment

(a) to hear and decide appeals where it is alleged there is error in any order, requirement, decision, or determination made by an administrative official in the enforcement of this part or of any resolution adopted pursuant thereto;

(b) to hear and decide special exceptions to the terms of the zoning resolution upon which said board is required to pass under such resolution;

(c) to authorize upon appeal in specific cases such variance from the terms of the resolution as will not be contrary to the public interest and where, owing to special conditions, a literal enforcement of the provisions of the resolution will result in unnecessary hardship and so that the spirit of the resolution shall be observed and substantial justice done.