South Carolina Department of Revenue
Two-Dimensional (Data Matrix) Barcode Layout - IIT
Position 1-4 Commodity code                       XXXX 4 Characters - Numeric
Position 5-7 Zero fill                            XXX 3 Characters - Numeric
Position 8   Vendor printed 2D                                X 1 Character - "1" for Yes or "0" for No - Numeric
Position 9-  Zero fill         XXXXXXXXXXXXXXXXXXXXXX 22 Characters - Numeric
                               Total Characters               30
                                                              Commodity  Zero Vendor 
                                                                code fill     printed Zero fill                  SCDOR Comments
                                                                              2D
Common Forms SC3911            310100010000000000000000000000   3101 000      1       0000000000000000000000
             C530              640600010000000000000000000000   6406 000      1       0000000000000000000000
             SC8822I           331400010000000000000000000000   3314 000      1       0000000000000000000000

The following shows the placement of the 2d barcode for the first page of forms containing a 2D barcode.