EMV Tag 9C — Transaction Type

Tag ID

Format

Length (bytes)

Source

Terminal

What it is

Transaction Type is a 1-byte numeric code (aligned with ISO 8583 processing code, digits 1–2) that tells the card what kind of transaction is running: purchase, cash advance, purchase with cashback, refund, and so on. It affects CVM condition evaluation and usage-control checks and is a cryptogram input.

Where it appears

Set by the terminal; supplied to the card through the PDOL/CDOL.

Specification reference

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

Bit-level definitions below follow: First two digits of the ISO 8583:1987 Processing Code (EMV 4.4 Book 3 Annex A1) — Transaction Type (1 byte, n 2)

Bit & value breakdown

First two digits of the ISO 8583:1987 Processing Code (EMV 4.4 Book 3 Annex A1) — Transaction Type (1 byte, n 2)

Common values (BCD)

00

Goods and services (purchase)

01

Cash (cash advance / withdrawal)

09

Goods and services with cash disbursement (purchase with cashback)

11

Quasi-cash and scrip

20

Returns (refund)

21

Deposits

22

Credit adjustment

30

Available funds inquiry

31

Balance inquiry

40

Cardholder accounts transfer

Example values

00Purchase of goods/services

09Purchase with cashback

01Cash advance

Decode & build this tag

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Transaction Type