NHTSA

Transportation Department proposes rule mandating vehicle-to-vehicle communication technology.

Holiday marked by mass mobility prompts regulatory responses nationwide.

New standards for heavy-duty trucks are expected to reduce emissions and allow the industry to keep on truckin’.

EPA finalized new rules on sulfur in gasoline and tailpipe emissions as part of clean car program.

Agencies increase health-contingent health plan reward, EPA issues rule for alternate contaminated water tests, and more.

Agencies discuss student comment in rulemaking on greenhouse gas emissions from automobiles.

Agency makes announcements on automobile investigations and fuel economy standards.