Texas SIP: 30 TAC 117.403: Exemptions, SIP effective April 22, 2026 (TXd253)
Texas Commission on Environmental Quality
Chapter 117 – Control of Air Pollution from Nitrogen Compounds
Subchapter B: Combustion Control at Major Industrial, Commercial, and Institutional Sources in Ozone Nonattainment Areas
Division 4: Dallas-Fort Worth Eight-Hour Ozone Nonattainment Area Major Sources
7B4 Texas SIP 30 TAC 117.403. Exemptions, SIP effective April 22, 2026 (TXd253)
As adopted by TCEQ March 4, 2020, state effective March 26, 2020 (7-35),
submitted to EPA May 12, 2020 (TX-427),
Regulations.gov document EPA-R06-OAR-2020-0164-0003 [TX222.03].
Approved by EPA March 23, 2026 (91 FR 13762) SIP effective April 22, 2026 (TXd253),
Regulations.gov document EPA-R06-OAR-2020-0164-0024 [TX222.24].
7B4 Texas SIP 30 TAC 117.403. Exemptions, SIP effective April 22, 2026 (TXd253) (pdf)