§ 554.9 Availability of files.
Primary source
Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
Full Text
All files of closed or suspended investigations are available for public inspection in the NHTSA Technical Reference Library. Communications between the agency and a manufacturer with respect to ongoing investigations are also available. Such files and communications may contain material which is considered confidential but has been determined to be necessary to the subject proceeding. Material which is considered confidential but has not been determined to be necessary to the subject proceeding will not be disclosed. Reproduction of entire public files or of individual documents can be arranged.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.