The Hydrochloric Acid Production Maximum Achievable Control Technology standard as specified in 40 Code of Federal Regulations Part 63, Subpart NNNNN, is incorporated by reference as amended through November 19, 2020 (85 FR 73854).

Source Note: The provisions of this §113.1230 adopted to be effective June 15, 2005, 30 TexReg 3410; amended to be effective December 27, 2007, 32 TexReg 9698; amended to be effective January 5, 2023, 47 TexReg 9007