410.673—Good cause for reopening a determination or decision.
               		
               		
               	 	
               	 	
               	 	
               	 		
    
        
            Good cause shall be deemed to exist where:
    
    
        
        (a) 
         New and material evidence is furnished after notice to the party to the initial determination;
     
    
        
        (b) 
         A clerical error has been made in the computation of benefits;
     
    
        
        (c) 
         There is an error as to such determination or decision on the face of the evidence on which such determination or decision is based.