News
NHTSA finalizes fuel economy rollback, projecting 34.9 mpg fleet average by 2031
The rule, published Sept. 30 and effective Nov. 30, resets standards back to the 2022 model year and ends credit trading for credits earned from 2028.
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Regulation
EVs & Tech
NHTSA orders Tesla to explain, under oath, how it certified the Cybercab
A Sept. 10 Special Order gave Tesla until Sept. 30 to answer 21 questions about a robotaxi built without a steering wheel, pedals or mirrors.
Feature
How U.S. fuel-economy rules work now, and what changed in 2026
NHTSA's final SAFE III rule resets CAFE targets to about 34.9 mpg for 2031, months after the EPA repealed vehicle greenhouse-gas limits and Congress zeroed CAFE fines.