ARM 38.3.1005
ARM 38.3.1005. EXCLUSION INAPPLICABLE IN CERTAIN PRINCIPAL BUSINESSES
Cite as Mont. Admin. R. 38.3.1005
(1) The exclusion for transportation incidental to a principal business, as provided in these rules, does not apply when:
(a) the principal business is waste landfilling and the transportation in question is transportation of waste; or
(b) the principal business is a transportation business (except nontransportation divisions of a principal transportation business) .