Clean Air Markets
Frequent Questions
This Web page was created to help answer questions that EPA has been asked about implementation of the Clean Air Interstate Rule (CAIR). Every attempt will be made to keep the site current. Please check back regularly.
NOTE: New questions and answers appear at the beginning of each section.
- Allocations
- Applicability
- CAIR FIP
- Compliance Supplement Pool for NOx Annual Program
- Meeting State Budgets
- Model Rules
- Monitoring
- Non-CAIR States
- Permits
- Program Costs and Caps
- SIP Call Transition
- State Process
- Title IV Interactions
- Non-EGUs Transitioning from the NOx Budget Trading Program to the CAIR NOx Program (PDF) (3 pp, 17K)