The Ethylene Manufacturing Process Units: Heat Exchange Systems and Waste Operations Maximum Achievable Control Technology standard as specified in 40 Code of Federal Regulations Part 63, Subpart XX, is incorporated by reference as amended through July 6, 2020 (85 FR 40386).

Source Note: The provisions of this §113.550 adopted to be effective July 9, 2003, 28 TexReg 5186; amended to be effective December 27, 2007, 32 TexReg 9698; amended to be effective January 5, 2023, 47 TexReg 9007