Upcoming: NHTSA SAFE Vehicles Rule III — CAFE fuel-economy standards recalibrated (from 2026-11-30; non-tariff notice)

NHTSA, on behalf of the U.S. Department of Transportation, finalizes a substantial recalibration of the Corporate Average Fuel Economy (CAFE) program (91 FR 61988, published 2026-09-30, effective 2026-11-30): amendments to fuel-economy standards for light-duty vehicles (passenger cars and light trucks) for model years 2022-2026 and 2027-2031, plus compliance aspects including vehicle classification and other compliance pathways. Vehicle fuel-economy regulation only — unrelated to U.S. import-duty calculation and no HTS rate change; the notice states no specific figures, see the FR document for details.

Scope

None (vehicle fuel-economy regulation; no HTS codes)

Official sources

• FR 2026-19964 — The Safer Affordable Fuel-Efficient (SAFE) Vehicles Rule III for Model Years 2022 to 2031 Passenger Cars and Light Trucks, 91 FR 61988 ↗