21 U.S. Code § 968 - Service of subpena; proof of service
A subpena of the Secretary of the Treasury may be served by any person designated in the subpena to serve it. Service upon a natural person may be made by personal delivery of the subpena 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 subpena to an officer, 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 subpena entered on a true copy thereof by the person serving it shall be proof of service.
Section was not enacted as part of the Comprehensive Drug Abuse Prevention and Control Act of 1970 which comprises this chapter.
Section was also formerly classified to section 198b of this title.