These Buy with Prime Conditions of Use (this "Agreement") contain the terms and conditions that govern your access to and use of the Services (as defined below) This is kind of a business pre-nuptial agreement.Buy with Prime can take the headache out of fulfillment. I am an unlicensed subcontractor working under a prime contractor completing a one off modification project, can I purchase materials tax free? A prime vendor agreement is an agreement between a business and its suppliers that are considered essential for the company's operations. Buy with Prime lets you display the Prime logo and delivery promise on your own website. Arizona Attorney General Kris Mayes announced Wednesday the state is suing Amazon over its Prime cancellation process and "Buy Box" algorithm. The tax base for the prime contracting classification is sixty-five percent of the gross proceeds of sales or gross income derived from the business. The department has issued forms which correspond to specific contracting scenarios.