Mont. Code Ann. § 41-2-108

41-2-108 . Employment of minors who are 14 and 15 years of age. (1) Unless enrolled in and employed pursuant to a school-supervised and school-administered work experience or career exploration program pursuant to 41-2-115 (2), a minor 14 or 15 years of age may not be employed in any occupation during school hours.

(2) A minor 14 or 15 years of age may be employed outside school hours in:

(a) the distribution or sale of or in the collection for newspapers, magazines, periodicals, or circulars; and

(b) the following occupations in retail, food service, and gasoline service establishments:

(i) office and clerical work, including the operation of an office machine;

(ii) cashiering, selling, modeling, art work, work in an advertising department, window trimming, and comparative shopping;

(iii) price marking and tagging by hand or by machine, assembling orders, packing, and shelving;

(iv) bagging and carrying out a customer's order;

(v) errand and delivery work by foot, bicycle, or public transportation;

(vi) cleanup work, including the use of a vacuum cleaner and a floor waxer, and maintenance of grounds, but not including the use of a power-driven mower or cutter;

(vii) kitchen work and other work involved in preparing and serving food and beverages, including the operation of machines and devices used in the performance of the work, which may include but are not limited to a dishwasher, toaster, dumbwaiter, popcorn popper, milkshake blender, and coffee grinder; or

(viii) work in connection with cars and trucks if confined to dispensing gasoline and oil; courtesy service; car cleaning, washing, and polishing; but not including work involving the use of a pit, a rack, or a lifting apparatus or involving the inflation of a tire mounted on a rim equipped with a removable ring.