(a) General. The Act makes applicable the provisions including penalties of sections 49 and 50 of Title 15, United States Code, to the jurisdiction, powers and duties of the Administrator under this Act, and to any person (whether or not a corporation) subject to the provisions of law administered by the Administrator under this Act.

(b) Examination and subpoena. Any appropriate TTB officer shall at all reasonable times have access to, for the purpose of examination, and the right to copy any documentary evidence of any person, partnership, or corporation being investigated or proceeded against. An appropriate TTB officer shall also have the power to require by subpoena the attendance and testimony of witnesses and the production of all such documentary evidence relating to any matter under investigation, upon a satisfactory showing the requested evidence may reasonably be expected to yield information relevant to any matter being investigated under the Act.