To transmit identifying numbers, dates, and other basic data relating to the transaction set
Code identifying initiator of the transaction
Code indicating whether amount is a credit or debit
Identifying number assigned by the supplier to the transaction
Data element providing secure method for identifying authenticity of content. Value calculated by using CRC 16 algorithm
G8704 must contain the integrity check value from the G85 (Record Integrity Check) segment in the preceding base or adjustment transaction.
Sequential number for adjustment beginning with 1 and incremented by 1 for each additional adjustment regardless of which party is the originator
Identifying number assigned by the customer to the transaction