The BASED clause identifies a record as being a simple template to which no storage space is allocated. 
               	 
            
 
            	 
             
            	 
            
               Syntax Rules:
 
               		 
               		
                
                  		  
                  - Only specify the BASED clause on a level 01 or 77 item from the LINKAGE SECTION. 
                     		  
                  
-  The BASED and REDEFINES phrases are mutually exclusive. 
                     		  
                  
  
            	 
            
               General Rules:
 
               		 
               		
               The start address of this record is set to the predefined address NULL. An address is not assigned until it is explicitly
                  set.