emissions

CARB sued for allegedly not disclosing defects of particulate filters

A business group is suing California’s Air Resources Board over allegations it did not disclose known defects associated with the Diesel Particulate Filters required for trucks next year.

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Podcast: CARB compliance flexibility, or lack thereof, not set in stone

In the first of two podcasts on CARB's 11th-hour flexibility maneuvering, Joe Rajkovacz of the CCTA urged operators around the nation to get involved in the process, as potential new compliance options aren't yet set in stone.

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California delaying enforcement of retrofit deadline for truck owners

California will delay enforcement of the next retrofit deadline for truckers who report certain efforts toward compliance by Jan. 31.

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CARB to boost low-use mileage exemption

Good news for owner-operators and fleets in the Eastern U.S. who run to California only occasionally or can keep their in-state miles below the 5,000-7,500 range per year: The state's upping its low-use exemption mileage.

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One week left for California ’06 reefer-unit extension

Orders for verified diesel emissions control strategies for transport refrigeration units operating in California, such as Level 3 diesel particulate filters, must be placed by Oct. 31.

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Battling engine inefficiency and emissions together

The government is concerned about emissions, and so is trucking. Fortunately, the same things that reduce emissions also make your truck more efficient and profitable, writes engine shop owner Bruce Mallinson.

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Left-coast gamble: Other CARB regs and deadlines

This last portion of this series details other of CARB's diesel equipment-focused emissions rules, interwoven with its primary truck and bus rule on powertrains.

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Left-coast gamble: CARB’s enforcement potential, narrow compliance alternatives

Part 2 of this feature series looks at alternatives to CARB Truck and Bus Rule compliance for owner-operators of 1996-2006 model year equipment and CARB's enforcement muscle.

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Left-coast gamble: CARB forces tough yearend decision for many owner-operators

What choice will you make? This first in a three-part series shares tools to help and perspective on short- and long-term preparation for the future of emissions regulations.

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California’s low carbon fuel standard upheld in court

California has not violated interstate commerce laws with its regulations on fuels based on carbon production, ruled a federal appeals court Sept. 18.

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