(a) In any investigation relating to the Director's functions under this section with respect to controlled substances, the Director may subpoena witnesses, compel the attendance and testimony of witnesses, and require the production of any records, including books, papers, documents, and other tangible things which constitute or contain evidence, that the Director finds relevant or material to the investigation.
(b) A subpoena issued under this section may be served by any person designated in the subpoena to serve it. Service upon a natural person may be made by personal delivery of the subpoena to him. Service may be made upon a domestic or foreign corporation or upon a partnership or other unincorporated association which is subject to suit under a common name, by delivering the subpoena to an officer, to a managing or general agent, or to any other agent authorized by appointment or by law to receive service of process. The affidavit of the person serving the subpoena entered on a true copy thereof by the person serving it is proof of service.
(c) In the case of contumacy by or refusal to obey a subpoena issued to any person, the Director may invoke the aid of the V.I. Superior Court.