(a) A shipper, carrier, whopackage isowner, responsiblepackage formanufacturer or certifier, repair facility, or person reporting an incident under the provisions of § 171.16 shallmust: (1) makeMake all records and information pertaining to the incident available to an authorized representative or special agent of the Department of Transportation upon request.; Theand (2) carrierGive shall give an authorized representative or special agent of the Department of Transportation reasonable assistance in the investigation of the incident. (b) If an authorized representative or special agent of the Department of Transportation makes an inquiry toof a carrierperson ofrequired hazardousto materialscomplete an incident report in connection with a study of incidents, the carrierperson shall—: (1) Respond to the inquiry within 30 days after its receipt or within such other time as the inquiry may specify; and (2) Provide full, true, and correctcomplete answers to any questions included in the inquiry. [Amdt.68 171-101, 54 FR 2581367760, JuneDec. 193, 19892003]