CFR›Title 40›Chapter I›Part 60›40 CFR Part 60 Subpart TTTT Citation40 CFR Part 60 Subpart TTTTContainsSubject groups Applicability–Other Requirements and InformationCorpusDaily eCFRDisplayed edition2026-06-29Last updated2026-06-29 Subpart TTTT—Standards of Performance for Greenhouse Gas Emissions for Electric Generating Units Subject Groups Applicability Applicability Sections 60.5508–60.5509 Emission Standards Emission Standards Sections 60.5515–60.5520 General Compliance Requirements General Compliance Requirements Section 60.5525 Monitoring and Compliance Determination Procedures Monitoring and Compliance Determination Procedures Sections 60.5535–60.5540 Notification, Reports, and Records Notification, Reports, and Records Sections 60.5550–60.5565 Other Requirements and Information Other Requirements and Information Sections 60.5570–60.5580; Appendices Table 1 to Subpart TTTT of Part 60–Table 3 to Subpart TTTT of Part 60 Authority42 U.S.C. 7401 et seq.Source80 FR 64648, Oct. 23, 2015, unless otherwise noted. Previous TTTa Subpart TTTa—Standards of Performance for Industrial Surface Coating: Surface Coating of Plastic Parts for Business Machines for Which Construction, Reconstruction, or Modification Commenced After June 21, 2022 Next TTTTa Subpart TTTTa—Standards of Performance for Greenhouse Gas Emissions for Modified Coal-Fired Steam Electric Generating Units and New Construction and Reconstruction Stationary Combustion Turbine Electric Generating Units