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49 CFR 523.3 - Automobile.

There are 2 Updates appearing in the Federal Register for 49 CFR 523. Select the tab below to view, or View eCFR (GPOAccess)
§ 523.3
Automobile.
(a) An automobile is any 4-wheeled vehicle that is propelled by fuel, or by alternative fuel, manufactured primarily for use on public streets, roads, and highways and rated at less than 10,000 pounds gross vehicle weight, except:
(1) A vehicle operated only on a rail line;
(2) A vehicle manufactured in different stages by 2 or more manufacturers, if no intermediate or final-stage manufacturer of that vehicle manufactures more than 10,000 multi-stage vehicles per year; or
(3) A work truck.
(b) The following vehicles rated at more than 6,000 pounds and less than 10,000 pounds gross vehicle weight are determined to be automobiles:
(1) Vehicles which would satisfy the criteria in § 523.4 (relating to passenger automobiles) but for their gross vehicle weight rating.
(2) Vehicles which would satisfy the criteria in § 523.5 (relating to light trucks) but for their gross vehicle weight rating, and which
(i) Have a basic vehicle frontal area of 45 square feet or less,
(ii) Have a curb weight of 6,000 pounds or less,
(iii) Have a gross vehicle weight rating of 8,500 pounds or less, and
(iv) Are manufactured during the 1980 model year or thereafter.
(3) Vehicles that are defined as medium duty passenger vehicles, and which are manufactured during the 2011 model year or thereafter.
(Sec. 9, Pub. L. 89-670, 80 Stat. 981 ( 49 U.S.C. 1657 ); sec. 301, Pub. L. 94-163, 89 Stat. 901 ( 15 U.S.C. 2002 ); delegation of authority at 41 FR 25015, June 22, 1976)
[42 FR 38362, July 28, 1977, as amended at 43 FR 12013, Mar. 23, 1978; 44 FR 4493, Jan. 2, 1979; 71 FR 17676, Apr. 6, 2006; 74 FR 14449, Mar. 30, 2009]

Title 49 published on 2012-10-01

The following are only the Rules published in the Federal Register after the published date of Title 49.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2012-11-15; vol. 77 # 221 - Thursday, November 15, 2012
    1. 77 FR - 2017 and Later Model Year Light-Duty Vehicle Greenhouse Gas Emissions and Corporate Average Fuel Economy Standards
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, ENVIRONMENTAL PROTECTION AGENCY, National Highway Traffic Safety Administration
      40 CFR Parts 85, 86, and 600

This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.

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It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.


United States Code
USC : Title 49 - TRANSPORTATION

§ 32901 - Definitions

Title 49 published on 2012-10-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 49 CFR 523 after this date.

  • 2012-11-15; vol. 77 # 221 - Thursday, November 15, 2012
    1. 77 FR - 2017 and Later Model Year Light-Duty Vehicle Greenhouse Gas Emissions and Corporate Average Fuel Economy Standards
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, ENVIRONMENTAL PROTECTION AGENCY, National Highway Traffic Safety Administration
      40 CFR Parts 85, 86, and 600