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  2. California Smog Check Program - Wikipedia

    en.wikipedia.org/wiki/California_Smog_Check_Program

    The California Smog Check Program requires vehicles that were manufactured in 1976 or later to participate in the biennial (every two years) smog check program in participating counties. [1] The program's stated aim is to reduce air pollution from vehicles by ensuring that cars with excessive emissions are repaired in accordance with federal ...

  3. United States vehicle emission standards - Wikipedia

    en.wikipedia.org/wiki/United_States_vehicle...

    Exempt for first seven model years of gasoline vehicles. When outside exemption, vehicles up to 32 years old – biennially, else annually. OBD testing done when newer than 10 years Exempt for first four model years of diesel vehicles. When outside exemption, diesel trucks less than 10 years – Biennially else annually.

  4. 2008 California Statewide Truck and Bus Rule - Wikipedia

    en.wikipedia.org/wiki/2008_California_Statewide...

    The Truck and Bus Rule is considered by the Air Resources Board and other organizations such as the Union of Concerned Scientists and the Environmental Defense Fund as a win-win for the State of California: reducing global greenhouse gas emissions, reducing fuel use, providing fuel and operating cost-savings for truck owners, and reducing smog-forming pollution, in addition to providing human ...

  5. California voted to ban new diesel trucks at ports. Why did L ...

    www.aol.com/news/california-voted-ban-diesel...

    While California waits for the EPA to act, more than 1,200 trucks have obtained new registrations to move cargo at the ports of Los Angeles and Long Beach this year; 90% run on diesel.

  6. California Approves Regulation to Phase Out Diesel Trucks by 2036

    www.aol.com/news/california-approves-regulation...

    California air regulators on Friday voted to ban diesel truck sales by 2036.

  7. Vehicle inspection in the United States - Wikipedia

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

    Any vehicle 26 model years old or more does not require an emissions check of any sort, and vehicles 2 model years old or newer are exempt. Diesel trucks over 8500 lbs. GVWR are required to have a diesel emissions inspection if they are registered in the NYC metropolitan area.

  8. Emission standard - Wikipedia

    en.wikipedia.org/wiki/Emission_standard

    Special vehicles (based on a cargo truck or bus): 10 years; Diesel passenger cars: 9 years; Furthermore, the regulation allows fulfillment of its requirements to be postponed by an additional 0.5–2.5 years, depending on the age of the vehicle. This delay was introduced in part to harmonize the NO x and PM Law with the Tokyo diesel retrofit ...

  9. Did You Know U.S. Air Force Diesel Pickups Don't Have ... - AOL

    www.aol.com/did-know-u-air-force-155500910.html

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