Proposal of July 14, 2026
Amendments and Nonconformance Penalties for Model Year 2027 and Later Heavy-duty Highway Engines and Amendments to Inducement Provisions for SCR-equipped Diesel Engines.
Request for Comments of August 17, 2026
New Car Assessment Program (NCAP); Removal of Dynamic Rollover Resistance Test and Side Air Bag Out-of-position Testing; Updates to NCAP's 10-year Roadmap.