(b) Every mail-order house which dispenses drugs or medicines through the United States mail or otherwise from any point outside of the state of West Virginia to any point within the state of West Virginia shall, as a condition precedent to being qualified and authorized to transact business in the state of West Virginia, annually register with the board of pharmacy to conduct such business in this state. Every initial application for a permit shall be accompanied by a fee of five hundred dollars. The fee for renewal of the permit or license shall be five hundred dollars annually. Every business shall be required to provide to the board of pharmacy satisfactory evidence that it qualifies as a pharmacy or drugstore and that the business is licensed or registered as a pharmacy or drugstore in the state where the business dispenses prescriptions by mail order to residents of this state. The board of pharmacy shall promulgate rules, in accordance with the provisions of article three, chapter twenty-nine-a of this code, for the procedures of registration pursuant to this subsection: Provided, That the provisions of this subsection do not apply to any mail-order house which operates solely as a wholesale distributor.