TTB may assign appropriate TTB officers to supervise operations at an alcohol fuel plant at any time. Appropriate TTB officers may exercise certain rights and authorities at an alcohol fuel plant. Those rights and authorities are set forth in the following provisions of this part: § 19.11 (right of entry and examination, § 19.12 (furnishing facilities and assistance), § 19.13 (assignment of officers and supervision of operations), § 19.17 (detention of containers), § 19.18 (samples for the United States), and § 19.282 (general requirements for gauging and measuring equipment).