Regulations last checked for updates: Jun 19, 2026

Title 40 - Protection of Environment last revised: Aug 19, 2026

WHAT THIS SUBPART COVERS
EMISSION LIMITATIONS AND WORK PRACTICE STANDARDS
GENERAL COMPLIANCE REQUIREMENTS

CONTINUOUS COMPLIANCE REQUIREMENTS
NOTIFICATIONS, REPORTS, AND RECORDS
OTHER REQUIREMENTS AND INFORMATION
TABLES TO SUBPART KKKKK OF PART 63
authority: 42 U.S.C. 7401
source: 57 FR 61992, Dec. 29, 1992, unless otherwise noted.