Code	Description
100	Original authorization – amount accurate
101	Original authorization – amount estimated
102	Replacement authorization – amount accurate
103	Replacement authorization – amount estimated
107	Supplementary authorization — amount estimated.
108	Inquiry
200	Original financial
201	Previously approved authorization —amount same
202	Previously approved authorization — amount differs
205	Dispute response financial status advice or dispute response financial reversal status advice
208	Account based financial transaction
302	Card Status Change Request
305	Client Information Inquiry
400	Full reversal
401	Partial reversal
450	Dispute financial/chargeback
480	Dispute financial/chargeback reversal
500	Reconciliation Request/Advice