The Individual Drain System Maximum Achievable Control Technology standard as specified in 40 Code of Federal Regulations Part 63, Subpart RR, is incorporated by reference as amended through June 23, 2003 (68 FR 37355).

Source Note: The provisions of this §113.490 adopted to be effective August 8, 1999, 24 TexReg 5873; amended 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