ARS 42-3453
Presumption of tax on unstamped cigarettes
Except as otherwise provided in § 42-1127, subsection F and § 42-3452, subsection B , for the purpose of proper administration and to prevent evasion of the taxes imposed by this chapter, until the contrary is established, it is presumed that cigarettes that are sold, distributed, used or consumed by a person in this state, but not placed in packages or containers on which official tax stamps are affixed, are intended for first sale by the person and are subject to the taxes imposed by this chapter.