(1) Gross incompetency which includes, but is not limited to, the improper or unnecessary fitting of a hearing aid.

(2) Conviction of any felony or misdemeanor involving moral turpitude.

(3) Obtaining a registration certificate by fraud or deceit.

(4) Use of the term “doctor” or “physician” or “clinic” or “audiologist” or any derivation thereof, as part of the firm name under which the registrant fits and sells hearing aids, unless authorized by law.

(5) Fraud or misrepresentation in the repair, fitting or selling of a hearing aid.

(6) The employment, to perform any act covered by the provisions of this act, of any person whose registration certificate has been suspended or who does not possess a valid registration certificate issued under this act.

(7) Habitual intemperance.

(8) Gross immorality.

(9) Permitting another to use his or her registration certificate for any purpose.

(10) Violate or permit, with notice or knowledge of its commission, the violation by any registered employee of any provision of this act or any rules or regulations duly promulgated under this act.

(11) Any cause which would be grounds for denial of an application for a registration certificate.

(12) Be enjoined from violating any provision of the act of December 17, 1968 (P.L. 1224, No. 387),¹ known as the “Unfair Trade Practices and Consumer Protection Law,” or be subject to a final order of the Federal Trade Commission, the Pennsylvania Department of Health, or the Food and Drug Administration of the United States Department of Health, Education and Welfare concerning the sale or offering for sale of unsafe, unhealthful or worthless hearing devices or for engaging in conduct which has the tendency to mislead or deceive.

(13) Failure of an applicant for renewal of a registration certificate to furnish evidence of completion of the continuing education as provided in section 311.²