Ariz. Rev. Stat. § 42-5044
A. Notwithstanding any other law, any person that conducts business in an activity classified under section 42-5061 with purchasers in this state is engaging or continuing in business in this state, is subject to this article and shall pay the taxes levied under this article, section 42-5061 and chapter 6 of this title and any duly enacted special district transaction privilege taxes imposed under title 48 on retail sales of tangible personal property if the person meets either of the following criteria in the previous or current calendar year:
1. If the person is a remote seller, the gross proceeds of sales or gross income derived from the remote seller's business with customers in this state pursuant to section 42-5061 that is not facilitated by a marketplace facilitator is more than the following:
F. For the purposes of this section, "affiliated person" means a person that, with respect to another person, either: