Organization Chart for EPA's Office of Transportation and Air Quality (OTAQ)
Office Director
- Policy and Communications Office
- Planning, Budget, and Acquisitions Office
- Safety, Quality & Facilities Management Office
- People and Organizational Development Office
Assessment and Standards Division
- Mobile Emissions Modeling Branch
- Data & Testing Branch
- Fuels Branch
- Air Quality, Health & Economics Branch
- Heavy-Duty Engine & Vehicle Branch
- Large Marine & Aviation Branch
- Light-Duty Vehicles & Small Engines Branch
- State & Local Transportation Programs Branch
Implementation, Analysis and Compliance Division
- Engine & Vehicle Information Systems Branch
- Diesel Engine Compliance Branch
- Fuels Information Systems Branch
- Climate Economics & Modeling Branch
- Gasoline Engine Compliance Branch
- Light-Duty Vehicle Compliance Branch
- Fuels Compliance Policy Branch
Testing and Advanced Technology Division
- Advanced Testing Branch
- Vehicle Testing Branch
- Engine Testing Branch
- Fuels/Chemistry Branch
- Testing Services Branch
- Information Management Branch
- Advanced Technology Assessment Branch
Transportation and Climate Division
- Climate Analysis and Strategies Branch
- Legacy Fleet Incentives & Assessment Branch
- CSB Planning & Implementation Section
- CSB Technology Section
- Diesel Emissions Reduction Section
- Ports Branch
- Ports Implementation & Outreach Section
- Ports Technology Section
- Domestic Sourcing Section
- SmartWay and Supply Chain Programs Branch
- Budget and Audit Management Branch