§ 437.35 Pretreatment standards for existing sources (PSES).
Current through Aug 22, 2025 · Read all of Part 437
Except as provided in 40 CFR 403.7, 403.13 or § 437.30(b), and no later than December 22, 2003, any existing source subject to this subpart must achieve the following pretreatment standards: Standards for o-cresol, p-cresol, 2,4,6-trichlorophenol are the same as the corresponding limitation specified in § 437.31.
[65 FR 81300, Dec. 22, 2000, as amended at 68 FR 71023, Dec. 22, 2003]