Unless otherwise expressly provided by the Secretary, the termination or amendment of this part or any subpart thereof, shall not:
    
    
        
        (a) 
         Affect or waive any right, duty, obligation or liability which shall have arisen or which may thereafter arise in connection with any provision of this part; or
     
    
        
        (b) 
         Release or extinguish any violation of this part; or
     
    
        
        (c) 
         Affect or impair any rights or remedies of the United States, or of the Secretary, or of any other persons with respect to any such violation.