No person, except pursuant to a basic permit issued under the Act, shall:
(a) Engage in the business of purchasing for resale at wholesale, distilled spirits, wine, or malt beverages; or,
(b) While so engaged, receive, sell, offer or deliver for sale, contract to sell, or ship in interstate or foreign commerce, directly or indirectly or through an affiliate, distilled spirits, wine, or malt beverages so purchased.