The closeout of a grant does not affect:
    
    
        
        (a) 
         The Federal agency's right to disallow costs and recover funds on the basis of a later audit or other review;
     
    
        
        (b) 
         The grantee's obligation to return any funds due as a result of later refunds, corrections, or other transactions;
     
    
        
        (c) 
         Records retention as required in  § 1403.42 ;
     
    
    
        
        (e) 
         Audit requirements in  § 1403.26.