FR Daily: Day-23
- Approval and Promulgation of Implementation Plans; State of
- Approval and Promulgation of State Implementation Plan; Mich
- Designation of Areas for Air Quality Planning Purposes;
- Approval and Promulgation of Implementation Plan; Michigan
- Approval and Promulgation of Implementation Plans; State of
- Inspection/Maintenance Ozone Transport Region Flexibility
- Nominations for Exemptions to the Production and Import Phas
![[logo] US EPA](http://www.epa.gov/epafiles/images/logo_epaseal.gif)