On the Commodity Codes form,
select Actions > New.
Specify this information:
Commodity
Specify a code to use to identify the commodity. For example, specify
SFW for software.
Description
Specify a description of the commodity.
Supplementary Units Required
Select this check box to require that a secondary quantity be calculated
for items with this commodity code. Certain commodities require measurement in supplementary units (liters,
number of parts, square meters) in addition to mass (kilograms). An
item's commodity code determines whether a quantity in supplementary
units must be calculated for that item when providing EU SSD information.