455.11—Compliance date for pretreatment standards for existing sources (PSES).

All discharges subject to pretreatment standards for existing sources (PSES) in subparts A and B of this part must comply with the standards no later than September 28, 1993.

Code of Federal Regulations

[61 FR 57549, Nov. 6, 1996]
All discharges subject to pretreatment standards for existing sources (PSES) in subparts A and B of this part must comply with the standards no later than September 28, 1993.

Code of Federal Regulations

[61 FR 57549, Nov. 6, 1996]