42 USC Part D
Plan Requirements for Nonattainment Areas
July 4, 2020
Subpart
1
nonattainment areas in general
Subpart
6
savings provisions
Subpart
2
additional provisions for ozone nonattainment areas
Subpart
3
additional provisions for carbon monoxide nonattainment areas
Subpart
4
additional provisions for particulate matter nonattainment areas
Subpart
5
additional provisions for areas designated nonattainment for sulfur oxides, nitrogen dioxide, or lead