 
			 
              
                
                "Do the Right Thing...!!!"
                
                   128116 Points
                   Joined January 2015
                
               
			  
			  
             
            
             Only single invoice book and it's continued number available.
Then filing of return in GST website also generate "Electronic Reference Number" its also continueeeeeeesss.
So, single sequense is applicable in GST even Goods and services are in one sequenses.....