145.33—Criteria for withdrawal of State programs.
        
        (a) 
         The Administrator may withdraw program approval when a State program no longer complies with the requirements of this part, and the State fails to take corrective action. Such circumstances include the following:
    
    
    
    
    
        
        (2) 
         When the operation of the State program fails to comply with the requirements of this part, including:
    
    
        
        (i) 
         Failure to exercise control over activities required to be regulated under this part, including failure to issue permits;
    
    
    
    
        
        (3) 
         When the State's enforcement program fails to comply with the requirements of this part, including:
    
    
    
        
        (ii) 
         Failure to seek adequate enforcement penalties or to collect administrative fines when imposed; or
    
    
    
        
        (4) 
         When the State program fails to comply with the terms of the Memorandum of Agreement required under  § 145.24.