CFR›Title 40›Chapter I›Part 96›Subpart AAA ContainsSections 96.201–96.208CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Subpart AAA—CAIR SO 2 Trading Program General Provisions Sections 96.201 § 96.201 Purpose. 96.202 § 96.202 Definitions. 96.203 § 96.203 Measurements, abbreviations, and acronyms. 96.204 § 96.204 Applicability. 96.205 § 96.205 Retired unit exemption. 96.206 § 96.206 Standard requirements. 96.207 § 96.207 Computation of time. 96.208 § 96.208 Appeal procedures. Source70 FR 25362, May 12, 2005, unless otherwise noted. Previous AA Subpart AA—CAIR NO<sub>X</sub> Annual Trading Program General Provisions Next AAAA Subpart AAAA—CAIR NO<sub>X</sub> Ozone Season Trading Program General Provisions