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  2. Federal Motor Vehicle Safety Standards - Wikipedia

    en.wikipedia.org/wiki/Federal_Motor_Vehicle...

    Part 542: [89] Procedures for selecting light duty truck lines to be covered by the theft prevention standard; Part 543: [90] Exemption from vehicle theft prevention standard; Part 544: [91] Insurer reporting requirements; Part 545: [92] Federal motor vehicle theft prevention standard phase-in and small-volume line reporting requirements

  3. Hours of service - Wikipedia

    en.wikipedia.org/wiki/Hours_of_service

    Hours of service (HOS) regulations are issued by the Federal Motor Carrier Safety Administration (FMCSA) and govern the working hours of anyone operating a commercial motor vehicle (CMV) in the United States. These regulations apply to truck drivers, commercial and intercity bus drivers, and school bus drivers who operate CMVs. These rules ...

  4. National Highway Traffic Safety Administration - Wikipedia

    en.wikipedia.org/wiki/National_Highway_Traffic...

    NHTSA licenses vehicle manufacturers and importers, allows or blocks the import of vehicles and safety-regulated vehicle parts, administers the vehicle identification number (VIN) system, develops the anthropomorphic dummies used in U.S. safety testing as well as the test protocols themselves, and provides vehicle insurance cost information.

  5. Federal Motor Vehicle Safety Standard 108 - Wikipedia

    en.wikipedia.org/wiki/Federal_Motor_Vehicle...

    FMVSS 108 is codified in Title 49 of the Code of Federal Regulations Part 571, Section 108. [1] The most recent version was published by NHTSA for comment in December 2007, [2] and since then, it has been amended in April 2011, [3] August 2011, [4] January 2012, [5] December 2012, [6] December 2015, [7] February 2016, [8] and February 2022.

  6. Vehicle inspection in the United States - Wikipedia

    en.wikipedia.org/wiki/Vehicle_inspection_in_the...

    Striped: Both safety and emissions testing required. In the United States, vehicle safety inspection and emissions inspection are governed by each state individually. Fifteen states have a periodic (annual or biennial) safety inspection program, while Maryland requires a safety inspection and Alabama requires a VIN inspection on sale or transfer of vehicles which were previously registered in ...

  7. Federal Motor Carrier Safety Administration - Wikipedia

    en.wikipedia.org/wiki/Federal_Motor_Carrier...

    The final rule required truck drivers who use the "34-hour restart" provision to maximize their weekly work hours to limit the restart to once a week and to include in the restart period at least two nights off duty from 1:00 to 5:00 a.m., when one's 24-hour body clock supposedly needs and benefits from sleep the most.

  8. Cummins Testing Cylinder Skipping To Reduce NOx Emissions - AOL

    www.aol.com/news/cummins-testing-cylinder...

    Cummins Inc. (NYSE: CMI) is testing the same technology that boosts fuel economy in passenger vehicles to see whether it can dramatically reduce smog-forming oxides of nitrogen (NOx) emissions ...

  9. Motor carrier safety rating - Wikipedia

    en.wikipedia.org/wiki/Motor_carrier_safety_rating

    The audit activity and the resultant motor carrier safety rating has been criticized for being imperfect, and perhaps misleading. Studies [2] [3] have shown that for a considerable number of audit items, correlation coefficients between audit item outcome and actual safety performance have counter-intuitive signs: the better the compliance rating of firms, the worse their accident rates.