49 CFR Part 535 — Medium- and Heavy-Duty Vehicle Fuel Efficiency Program
- § 535.1— Scope.
- § 535.2— Purpose.
- § 535.3— Applicability.
- § 535.4— Definitions.
- § 535.5— Standards.
- § 535.6— Measurement and calculation procedures.
- § 535.7— Averaging, banking, and trading (ABT) credit program.
- § 535.8— Reporting and recordkeeping requirements.
- § 535.9— Enforcement approach.
- § 535.10— How do manufacturers comply with fuel consumption standards?