The Portland Cement Manufacturing Industry Maximum Achievable Control Technology standard as specified in 40 Code of Federal Regulations Part 63, Subpart LLL, is incorporated by reference as amended through December 20, 2006 (71 FR 76518).

Source Note:The provisions of this §113.690 adopted to be effective July 9, 2000, 25 TexReg 6329; amended to be effective July 9, 2003, 28 TexReg 5186; amended to be effective June 15, 2005, 30 TexReg 3410; amended to be effective December 27, 2007, 32 TexReg 9698.