Motor Vehicle Emissions Budgets & Transportation Conformity
Updated: June 22, 2017Summary
MVEBs are required to be established in each attainment plan SIP revision and are used for purposes of transportation conformity. Below are budgets for ozone, Carbon Monoxide (CO), and Particulate Matter (PM) that have been established in previous air quality plans.
Current Motor Vehicle Emissions Budgets
Federal Rules and Actions
2008 (75 ppb) Ozone Standard
Approval of Motor Vehicle Emissions Budgets (MVEB) (January 30, 2018)
1997 (84 ppb) Ozone Standard
Approval of Motor Vehicle Emissions Budgets (MVEB) (76 FR 47443, August 5, 2011)
1-hour (125 ppb) Ozone Standard
Finding of Adequacy of Motor Vehicle Emissions Budgets (MVEB) (66 FR 47086, September 2001)
Other Documents of Interest
Transportation Conformity Guidance for the South Coast II Court Decision (EPA, November 2018)
Transportation Conformity Guidance for 2015 Ozone NAAQS Nonattainment Areas (EPA, June 2018)
Transportation Conformity Guidance for 2008 Ozone NAAQS Nonattainment Areas (EPA, July 2012)