30 Tex. Admin. Code § 113.320
The Phosphoric Acid Manufacturing Plants Maximum Achievable Control Technology standard as specified in 40 Code of Federal Regulations 63, Subpart AA, is incorporated by reference as adopted June 10, 1999, at 64 FedReg 31358.
Source Note:The provisions of this §113.320 adopted to be effective July 9, 2000, 25 TexReg 6329.