| 
                    4 Grades of wrappers
                 | 
            
            
                | A1F | 
                A2F | 
                A1D | 
                A2D
  | 
            
            
                | 
                    20 Grades of thin leaf
                 | 
            
            
                | C1L | 
                C1F | 
            
            
                | C2L | 
                C2F | 
                C2D | 
            
            
                | C3L | 
                C3F | 
                C3D | 
                C3M | 
                C3G | 
            
            
                | C4L | 
                C4F | 
                C4D | 
                C4M | 
                C4G | 
            
            
                | C5L | 
                C5F | 
                C5D | 
                C5M | 
                C5G
  | 
            
            
                | 
                    5 Grades of nondescript
                 | 
            
            
                | N1L | 
                N1D | 
                N1GL | 
                N1GD | 
            
            
                | N2
  | 
            
            
                | 
                    16 Grades of heavy leaf
                 | 
            
            
                | B1F | 
                B1D | 
            
            
                | B2F | 
                B2D | 
            
            
                | B3F | 
                B3D | 
                B3M | 
                B3G | 
            
            
                | B4F | 
                B4D | 
                B4M | 
                B4G | 
            
            
                | B5F | 
                B5D | 
                B5M | 
                B5G
  | 
            
            
                | 
                    21 Grades of lugs
                 | 
            
            
                | X1L | 
                X1F | 
                X1D | 
            
            
                | X2L | 
                X2F | 
                X2D | 
            
            
                | X3L | 
                X3F | 
                X3D | 
                X3M | 
                X3G | 
            
            
                | X4L | 
                X4F | 
                X4D | 
                X4M | 
                X4G | 
            
            
                | X5L | 
                X5F | 
                X5D | 
                X5M | 
                X5G
  | 
            
            
                | 
                    1 Grade of scrap
                 | 
            
            
                | S | 
            
        
     
    
         Special factors “U”, “W” and “SF” may be applied to all grades. Tobacco not covered by the standard grades is designated “No-G.”
    
    
        
            
                | A1, A2 | 
                2, 3 | 
            
            
                | B1 | 
                2, 3 | 
            
            
                | B2, B3, B4, B5 | 
                1, 2, 3 | 
            
            
                | C1 | 
                2, 3 | 
            
            
                | C2, C3, C4, C5 | 
                1, 2, 3 | 
            
            
                | X3, X4, X5, M and G 1
                 | 
                2 | 
            
            
                | 
                    1 No size is applied to these grades if tobacco is under size 2. | 
            
        
     
    
        
            Code of Federal Regulations
        
        [45 FR 44293, July 1, 1980, as amended at 51 FR 40406, Nov. 7, 1986]