A.R.S. § 42-5165: Retailer; advertising absorption of tax prohibited; penalty

It is unlawful for any retailer to advertise or hold out or state to the public or to any customer or purchaser, directly or indirectly, that the tax or any part of the tax imposed by this article will be assumed or absorbed by the retailer or that it will not be added to the selling price of the property sold or that if added any part thereof will be refunded.