Ark. Code Ann. § 20-59-603: Purchase requirements

A milk processor shall not purchase raw milk from a dairy farmer unless:

(1) Payment of the purchase price is made according to the provisions prescribed by any applicable federal milk marketing order;

(2) Any additional provisions are agreed upon by both the dairy farmer or his or her agent and the milk processor; and

(3) The medium of exchange used is cash, a check for the full amount of the purchase price, or a wire transfer of money in the full amount.