Local Regulations
- Anne Arundel County
- Arlington County
- Baltimore County
- City of Alexandria
- City of Rockville
- COMAR
- Fairfax County
- Virginia Department of Transportation – Highway Traffic Noise Impact Analysis Guidance Manual
- Howard County
- Loudoun County
- Montgomery County – Guidelines for Planning & Development
- Montgomery County – Noise Ordinance
- District of Columbia – Noise Control Act
- Maryland Department of Transportation State Highway Administration – Highway Noise Policy