Regulations

Federal Clean Air Act
Washington Clean Air Act
Federal Transportation Conformity Rule [pdf]
State Transportation Conformity Rule [pdf]
FHWA Transportation Conformity Reference Guide [pdf]

Transportation/Air Quality Agencies

Environmental Protection Agency: Office of Transportation and Air Quality
Environmental Protection Agency: Transportation Conformity
Washington State Department of Ecology, Air Quality Program
Washington State Implementation Plan for Air Quality
Puget Sound Clean Air Agency
Federal Highway Administration: Planning, Environment & Realty: Air Quality
Washington State Department of Transportation: Air Quality, Acoustics and Energy

Regional Conformity Analyses

Destination 2030
The Plan (2001)
2004 Progress Report

TIP
2005-2007 TIP (September 2004)
Annual Air Quality Amendment (September 2005)
2007-2010 TIP (September 2006)

Maps and Other Publications

Map of Central Puget Sound Region Designated Maintenance Areas
Air Quality Conformity Summary Information (PSRC, June 2002)
Guidebook for Conformity [2MB]
Motor Vehicle Inspection and Maintenance Areas (Emission Check Program Boundaries)