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]