Number (sometimes required on international shipping documentation) that indicates the commodities subject to U.S. Department of Commerce export controls.
                                                            
                                                     
                        
                                                
                        
                        
                            an alpha-numeric classification used in the CCL to identify items for export control purposes
                                                            
                                                     
                        
                                                
                        
                        
                            a reference number in a series of reference numbers that the Commerce Department has assigned to various products considered to be dual use items that are subject to export controls administered by the Commerce Department