19 CFR § 115.15
Reports by road vehicle or container manufacturer
July 16, 2020
Each manufacturer shall forward to the appropriate Certifying Authority, quarterly or when otherwise requested by that Authority:
(a) The registration number or other identifying information on road vehicles, or serial numbers assigned to containers manufactured under a certificate of approval by design type; and
(b) An attestation that each road vehicle or container to which a serial number was assigned was manufactured in full compliance with the certificate of approval by design type.