Montana Title 7. Local Government § 7-7-4425. Use of revenue from undertaking

(a) to pay when due all bonds and interest thereon for the payment of which such revenue is or shall have been pledged, charged, or otherwise encumbered, including reserves therefor;

(b) to provide for all expenses of operation and maintenance of such undertaking, including reserves therefor;

(c) to pay and discharge notes, bonds, or other obligations and interest thereon not issued under this part, for the payment of which the revenue of such undertaking is or shall have been pledged, charged, or encumbered;

(d) to pay and discharge notes, bonds, or other obligations and interest thereon which do not constitute a lien, charge, or encumbrance on the revenue of such undertaking and which shall have been issued for the purpose of financing the acquisition, purchase, construction, reconstruction, improvement, betterment, or extension of such undertaking; and

(e) to provide a reserve for betterments to such undertaking.