49 C.F.R. § 588.6 Record retention.
Title 49 - Transportation
Each manufacturer, or manufacturer's designee, shall maintain the information specified in §588.5 of this part for a registered restraint system for a period of not less than six years from the date of manufacture of that restraint system.
Title 49: Transportation
PART 588—CHILD RESTRAINT SYSTEMS RECORDKEEPING REQUIREMENTS
§ 588.6 Record retention.