Transaction Status Information (TSI)

What it is

Transaction Status Information (TSITransaction Status InformationEMV tag 9B — a bitfield showing which functions the terminal actually performed during the transaction.View in glossary →) is a 2-byte bitmap recording which processing functions were actually performed: offline data authentication, cardholder verification, card and terminal risk management, issuer authentication, and script processing.

Where the TVRTerminal Verification ResultsEMV tag 95 — a 5-byte bitfield recording the outcome of the terminal’s risk and verification checks.View in glossary → (95) says what the result was, the TSITransaction Status InformationEMV tag 9B — a bitfield showing which functions the terminal actually performed during the transaction.View in glossary → says what was attempted — the two are read together when analysing a transaction log.

Where it appears

Built up by the terminal during processing; reported in logs and the clearing record.

Specification reference

Defined in: EMV 4.x Book 3 (Application Specification), Annex A — Data Element Dictionary

Bit-level definitions below follow: EMV Book 3, Table 47 — Transaction Status Information (2 bytes)

Bit & value breakdown

Example values

Decode & build this tag

Related tags