Federal Regulations

Category: Regulatory Guides

Department of Energy | DOE

Energy Policy Act of 1992 (EPAct)
Passed by Congress to reduce our nation's dependence on imported petroleum. Requires certain fleets to acquire alternative fuel vehicles (AFVs) that are capable of operating on non-petroleum fuels.

Environmental Protection Agency | EPA

EPA Office of Transportation and Air Quality (OTAQ)
OTAQ regulates air pollution from motor vehicles, engines, and the fuels used to operate them, and encourages travel choices that minimize emissions. These "mobile sources" include cars and light trucks, large trucks and buses, nonroad recreational vehicles, farm and construction equipment, lawn and garden equipment, marine engines, aircraft, and locomotives.

Cars and Light Trucks
Information on regulating emissions from passenger cars and light trucks. This includes consumer information, vehicle standards and regulations, certification and compliance, fuel economy, and test data.

Heavy-Duty Highway Engines
 Information regarding EPA's diesel programs, regulations, and retrofit/rebuild programs. Also includes general information regarding heavy-duty highway engines, such as trucks and buses, and their emissions.

Fuels
Information on programs and regulations, reformulated gasoline, Tier 2/gasoline sulfur, diesel, alternative fuels and MTBE.

Regulations
This page lists Federal Register notices originated by the Office of Transportation and Air Quality (OTAQ) since 1994.

Department of Transportation | DOT

NHTSA Corporate Average Fuel Economy (CAFÉ) Regulations
Information on the CAFE program, including a program overview, related rulemaking activities, research, fleet characteristics and summaries of manufacturers' fuel economy performance since 1978. Regulating CAFE is the responsibility of two federal agencies: The National Highway Traffic Safety Administration (NHTSA) and the Environmental Protection Agency (EPA). NHTSA sets fuel economy standards for cars and light trucks sold in the U.S.; EPA calculates the average fuel economy for each manufacturer.

Voluntary Airport Low Emissions (VALE) Program
Information on the Federal Aviation Administration (FAA) VALE pilot program including announcements, reporting requirements, summary reports and program guidance documents.