512.15—How will confidentiality determinations be made?
         Information may be afforded confidential treatment if the Chief Counsel determines that:
    
    
    
        
        (b) 
         Public disclosure of the information would be likely to cause substantial harm to the competitive position of the submitter;
    
    
        
        (c) 
         Public disclosure of the information would be likely to impair NHTSA's ability to obtain necessary information in the future;
    
    
        
        (d) 
         The information was provided to NHTSA voluntarily and was not customarily released to the public by the person from whom it was obtained; or