CFR›Title 40›Chapter I›Part 60›Subpart I ContainsSections 60.90–60.93CorpusDaily eCFRDisplayed edition2026-06-08Last updated2026-06-08 Subpart I—Standards of Performance for Hot Mix Asphalt Facilities Sections 60.90 § 60.90 Applicability and designation of affected facility. 60.91 § 60.91 Definitions. 60.92 § 60.92 Standard for particulate matter. 60.93 § 60.93 Test methods and procedures. Previous HHH Subpart HHH—Standards of Performance for Synthetic Fiber Production Facilities Next III Subpart III—Standards of Performance for Volatile Organic Compound (VOC) Emissions From the Synthetic Organic Chemical Manufacturing Industry (SOCMI) Air Oxidation Unit Processes After October 21, 1983, and on or Before April 25, 2023