The provisions of this chapter shall not be applicable to:
A. Auction sales conducted by trustees or referees in bankruptcy, executors, administrators, receivers or other public officers acting under judicial process; nor
B. The sale of real property at auction; nor
C. Any auction held for charitable or benevolent purposes or for any church, fair, festival or bazaar; nor
D. An auction wherein the general public is not invited nor permitted to participate as bidders, and where the bidding is restricted to wholesalers or retailers purchasing for resale. (Prior Code § 20-5-1)