Jul 28, 2026· Comment submitted by Natural Resources Defense Council (NRDC)· EPA-HQ-OAR-2026-0728-0127
To Whom It May Concern: Please see the attached request for extension of the public comment period and clarification of the comment deadline for Docket ID No. EPA-HQ-OAR-2026-0728; "Amendments and Nonconformance Penalties for Model Year 2027 and Later Heavy-Duty Highway Engines and Amendments to Inducement Provisions for SCR-Equipped Diesel Engines," 91 Fed. Reg. 43,154 (July 14, 2026). Sincerely, Atid Kimelman Attorney Natural Resources Defense Council (NRDC)