(A)   Every contractor shall pay a business tax as required by the business tax schedule.
   (B)   Any contractor conducting the business of selling goods, wares or merchandise at retail or wholesale in addition to the business of contracting shall obtain a business tax certificate for such retail or wholesale business as well as a business tax certificate for the contracting business.
(`64 Code, Sec. 16-37) (Ord. No. 2456, 2838)