Code identifying the commodity coding system used for Commodity Code.

Code describing a commodity or group of commodities.

GA02 will contain the Canadian Wheat Board grain code for terminal elevator accounting.

Code defining the type of weight.

GA03 will be used to identify light weight (code J) or clean out weight (code K) if required for rating purposes.

Code qualifying the Reference Number.

Reference number or identification number as defined for a particular Transaction Set, or as specified by the Reference Number Qualifier.

GA05 is used for Grain Block Number.

Week expressed as an integer between 1 and 52, inclusive.

GA06 is used for Loading Week.

Code specifying the unloading terminal at grain exporting terminals.

Date (YYMMDD).

GA08 is used for the unload date.

Code indicating that a grain shipment is entitled to a reduced rate and the level of this reduction.