{"data":{"id":"us/49-cfr-593.4","jurisdiction":"us","citation":"49 CFR 593.4","heading":"Definitions.","body":"All terms in this part that are defined in section 102 of the National Traffic and Motor Vehicle Safety Act (15 U.S.C. 1391) are used as defined therein.\nAdministrator means the Administrator of the National Highway Traffic Safety Administration.\nModel year means the year used by a manufacturer to designate a discrete vehicle model irrespective of the calendar year in which the vehicle was actually produced, or the model year as designated by the vehicle's country of origin, or, if neither the manufacturer nor the country of origin has made such a designation, the calendar year (i.e., January 1 through December 31) in which manufacturing operations are completed on the vehicle at its place of main assembly.\nNHTSA means the National Highway Traffic Safety Administration.\nRegistered Importer means any person who has been granted registered importer status by the Administrator pursuant to paragraph 592.5(b) of this chapter, and whose registration has not been revoked.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER V—NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","PART 593—DETERMINATIONS THAT A VEHICLE NOT ORIGINALLY MANUFACTURED TO CONFORM TO THE FEDERAL MOTOR VEHICLE SAFETY STANDARDS IS ELIGIBLE FOR IMPORTATION"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-49.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:34Z","sha256":"a1701a5cb15a8cb0aaa42859adf1b1a19e5bf8b648b568931fc34926f5f094d8","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-593.3","next":"us/49-cfr-593.5"},"notice":"GroundRules: Original legal text. Not legal advice."}