The provisions of this chapter shall not apply to:
(A) Sales made to dealers by commercial travelers or selling agents in the usual course of business.
(B) Bona fide sales of goods, wares, or merchandise by sample for future delivery.
(C) Sheriffs, constables, or other public officers selling goods, wares, and merchandise according to law.
(D) Bona fide assignees, or receivers appointed in the state selling goods, wares, and merchandise for the benefit of creditors.
(E) Sales by producers of farm and dairy products grown or produced in this county or adjacent counties, when the seller shall first register at the office of the Clerk-Treasurer, and shall sign an affidavit setting forth that the farm or dairy products were raised or produced in this county or adjacent counties, and shall have received from the Clerk-Treasurer a permit to sell his wares, goods, or merchandise.
('80 Code, § 18-22)