No person shall engage in the sale or practice of dispensing and fitting hearing aids or display a sign or in any other way advertise or hold himself out as a person who practices the dispensing and fitting of hearing aids unless he holds a current, unsuspended, unrevoked license issued by the Department, or is exempted pursuant to Rule 6.9.1 of these regulations, or by statute.
15 Miss. Code. R. 19-60-6.5.1