Additional (provider) error codes
Standard ISO8583’93 authorization response codes to identify authorization processing result.
Authorisation declined by issuer or by card scheme on behalf of issuer.
Some codes indicate decline by acquirer when there is problem with merchant setup or transaction type
|2xx||Authorization declined by issuer or by card scheme on behalf of issuer. 2xx indicated more significant reason to decline than 1xx code.|
Indicate technical problem with processing of authorization
940 – is used by First Data fraud monitoring to decline authorizations. Applicable only if PSP uses First Data fraud monitoring services
|4xx||Indicates successful processing of Reversal|