CFR›Title 40›Chapter I›Part 97›Subpart CCC ContainsSections 97.220–97.224CorpusDaily eCFRDisplayed edition2026-10-02Last updated2026-10-02 Subpart CCC—Permits Sections 97.220 § 97.220 General CAIR SO<sub>2</sub> Trading Program permit requirements. 97.221 § 97.221 Submission of CAIR permit applications. 97.222 § 97.222 Information requirements for CAIR permit applications. 97.223 § 97.223 CAIR permit contents and term. 97.224 § 97.224 CAIR permit revisions. Previous CC Subpart CC—Permits Next CCCC Subpart CCCC—Permits