(a) Hinder or interfere with any investigation under the jurisdiction of the Police Department.

(b) Fail to report immediately to the Police Department any violations of City, State or Federal laws which constitute felonies or breach of the peace coming to the licensee’s attention; provided, this subsection shall not apply to those violations coming to the attention of the licensee while on the client’s business which the client does not wish to pursue.

(c) Fail to notify the Police Department of any arrests and to fail to turn such arrested person over to the Police Department; provided, that the licensee, upon refusal of the Police Department to take custody of the subject, may turn the individual over to any competent law enforcement agency.

(d) Represent himself to be an officer of the Police Department.

(e) Willfully suppress facts that pertain to any violation of City, State or Federal laws under investigation by the Police Department. (Code 1981 § 34-176. Code 1995 § 30-405.)