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Emissions: Page 2

Emissions
Trucking fleets exempt from proposed EV fee that would prop up Highway Trust Fund
An annual registration fee of $100 for battery electrics would help offset losses to the Highway Trust Fund caused by vehicles that bypass gas pumps.
May 18, 2026
Black electric vehicle charging cable and connector mounted on white wall with dark green vehicle visible in background showroom
Regulations
EPA set to delay emissions rules for medium-duty trucks
The EPA has proposed a two-year delay on Tier 4 vehicle emission standards to model year 2029, a move the agency says will save consumers $1.7 billion amid slowing EV demand.
May 18, 2026
White commercial delivery trucks parked at industrial warehouse loading dock
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October 12, 2026
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Trucks
Volvo debuts industry's 'most powerful, most reliable, most fuel efficient' engine
Volvo says its new D13 is the "most powerful, most reliable and most fuel efficient" engine in the industry today.
May 5, 2026
Cutaway engine display showing internal combustion engine components with silver and blue metallic finish on white platform
Emissions
Diesel's future bright amid stringent 2027 regulations
OEMs say innovation keeps diesel competitive in a zero-emission future.
May 4, 2026
Certified Clean Idle sticker on white vehicle door with barcode label
Emissions
Trucking industry braces for EPA 2027 regs amid cost and warranty concerns
While the emissions targets for 2027 appear firm, truck and engine manufacturers say critical details regarding warranty and useful life requirements remain in flux.
May 4, 2026
Red and white semi-trucks parked side by side on a mountain road
Alternative power
California moves to mandate price transparency for electric trucks
California SB 1213 calls for manufacturers to reveal electric truck MSRP to qualify for state green incentives.
April 14, 2026
Blue electric delivery truck with NFIV Zero Emissions branding and multiple organizational logos including JETS and AQMD decals
Emissions
Fuel groups urge Treasury to reform Section 45Z Clean Fuel Credit
NATSO, SIGMA, and NACS warn the Section 45Z credit fails to lower fuel prices. Also: FMCSA asks motor carriers to prep for new registration system rollout; J.B. Hunt listed on regional Texas Stock Exchange.
April 9, 2026
Technician inspecting internal components of green agricultural machinery with red emblems
Emissions
DEF sensor delete 'not simple' but a 'common‑sense path forward'
The EPA is encouraging manufacturers to return to or adopt NOx sensor-based strategies to improve system robustness and reduce failures associated with DEF sensors, but OEMs are largely left to interpret the proposed guidance and plan their own response.
April 2, 2026
DEF fuel sign at truck stop with semi-trucks parked in background on highway
Maintenance
End of DEF quality sensors a win for reliability, but what about the environment?
With the DEF quality sensor no longer mandatory, can NOx sensors fill the gap?
April 1, 2026
Car dashboard display showing fuel gauge at half-tank, mileage of 1107 miles, and FM radio tuned to WBRW 105.3
Emissions
EPA strikes DEF sensor requirement, seeks to end derates over fluid quality
EPA says it favors monitoring actual emissions and catalyst efficiency versus DEF quality.
March 27, 2026
Blue DEF fuel pump sign with water droplet icon mounted on green pole at dusk
Emissions
Bill seeks to strip EPA of power to regulate diesel emissions
The Diesel Truck Liberation Act seeks to remove EPA authority over diesel exhaust fluid (DEF) and emissions equipment, reducing repair costs for American truckers.
March 27, 2026
Heavy-duty truck exhaust pipe emitting dark smoke at an industrial logistics facility with multiple vehicles in foggy conditions
Emissions
Pushmi-Pullyus in freight
As federal truck regulations shift, will OEMs and fleets revert to old tech or continue toward lower emissions?
February 26, 2026
Vintage wooden television set with rounded screen and control panel on wooden wall background
Regulations
EPA faces litigation after GHG regs rollback
A coalition of health and environmental advocacy organizations are suing the EPA and Administrator Lee Zeldin over the recent rescission of the 2009 Endangerment finding and subsequent GHG emissions regs. Also: New Fleet Advantage program aims to help fleets control equipment acquisition costs.
February 20, 2026
White ship funnel with dark opening against clear blue sky
Trucks
Detroit readies rollout of new 2027 engines
The next generation Detroit Diesels deliver enhanced efficiency designed to help offset the impacts from emissions-related changes.
February 19, 2026
Two automotive engines displayed on black platforms in a technical showroom
Emissions
ATA asks EPA to revisit its looming NOx rule as OEMs eye 2027 engine launch
Most OEMs are in the final stages of getting their Model Year 2027 engines ready for order.
February 18, 2026
Two 'Certified Clean Idle' oval stickers on vehicle window with cloudy sky background
Emissions
Feds set to strike key emissions tentpole this week
EPA is set to wipe out its own greenhouse gas (GHG) rules for medium-duty vehicles and heavy-duty vehicles and engines.
February 11, 2026
Volvo vehicle with 'Certified Clean Idle' environmental compliance sticker
Emissions
New Hampshire vehicle inspections reinstated: New deadlines & court ruling
New Hampshire’s vehicle inspection repeal is on hold following a federal court order.
February 2, 2026
Logistics worker checking shipping documents beside truck and forklift at warehouse loading dock
Regulations
California 'smog check' rule 'discriminates' against out-of-state truckers: EPA
The EPA's partial disapproval of California's Clean Truck Check regulation means the agency won't enforce it for trucks registered outside the state. CARB, though, will continue enforcement for all trucks operating there, regardless of where they are registered.
January 28, 2026
Close-up of semi-truck cab with vertical exhaust pipe against blue sky with white clouds
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Top Stories
Multi-vehicle highway collision on wet freeway during rainy conditions with truck and passenger cars
Artificial Intelligence
The blind spot in fleet safety: When AI misses the crash risk
Relying solely on automated video dash cameras without human review exposes motor carriers to courtroom liability from unflagged risky driving behaviors.
White J.B. Hunt semi-truck with yellow and black branding on the road with bare trees in background
Business
J.B. Hunt eyes 2027 bid season rate hike to fend off higher driver, fuel, and medical costs
Two businessmen in navy blazers shake hands during a corporate meeting in front of a historical photograph backdrop
CCJ Top 250
Nussbaum Transportation CEO stepping down next year
Commercial trucks lined up at night, including yellow Volvo and gray Nissan vehicles in fleet formation
Class 7-8
Volvo overhauls its heavy-haul VNX model: 'Nothing like you’ve ever seen before'
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