49 C.F.R. § C to Part 512
(a) The Chief Counsel has determined that the following information required to be submitted to the agency under 49 CFR 579, Subpart C, if released, is likely to cause substantial harm to the competitive position of the manufacturer submitting the information and is likely to impair the government's ability to obtain necessary information in the future:
(1) Reports and data relating to warranty claim information and warranty adjustment information for manufacturers of tires;
(2) Reports and data relating to field reports, including dealer reports, product evaluation reports, and hard copies of field reports; and
(3) Reports and data relating to consumer complaints.
(b) The Chief Counsel has determined that the following information required to be submitted to the agency under 49 CFR 579, Subpart C, if released, is likely to cause substantial harm to the competitive position of the manufacturer submitting the information:
(1) Reports of production numbers for child restraint systems, tires, and vehicles other than light vehicles, as defined in 49 CFR 579.4(c) ; and
(2) Lists of common green tire identifiers.
49 C.F.R. §C to Part 512