Summary of Field Usage

Bit

Field

Attribute

Condition

1100

1110

1200

1210

122x

1230

1304

1305

1314

1315

142x

1430

1500

1510

1804

1814

 

Message Type

N 4

 

M

M

M

M

M

M

M

M

M

M

M

M

M

M

M

M

 

Primary Bit Map

b 64

 

M

M

M

M

M

M

M

M

M

M

M

M

M

M

M

M

1

Secondary Bitmap

b 64

 

-

-

-

-

-

-

-

-

-

-

-

-

M

M

-

-

2

Primary Account Number

LLVARN.. 19

Mandatory if Track 2 n/a.

C

C

C

C

C

C

-

M

-

-

C

C

-

-

-

-

3

Processing Code

N 6

 

M

M

M

M

M

M

-

-

-

-

M

M

-

-

M

M

4

Transaction Amount

N 12

 

M

M

M

M

M

M

-

M

-

-

M

M

-

-

-

-

6

Cardholder Billing Amount

N 12

Mandatory if DCC is used.

C

C

C

C

C

C

-

-

-

M

C

C

-

-

-

-

10

Conversion Rate

N 10

Mandatory if DCC is used.

C

C

C

C

C

C

-

-

-

-

C

C

-

-

-

-

11

Systems Trace Audit Number

N 6

 

M

M

M

M

M

M

M

M

M

M

M

M

M

M

M

M

12

Transaction Date and Time

N 12

 

M

M

M

M

M

M

M

M

M

M

M

M

M

M

M

M

14

Card Expiry Date

N 4

Mandatory if Track 2 n/a.

C

-

C

-

C

-

-

-

-

-

C

C

-

-

-

-

22

POS Data Code

an 12

 

M

-

M

-

M

-

-

M

-

-

-

-

-

-

-

-

24

Function Code

N 3

 

-

-

-

-

M

-

-

-

-

-

M

M

M

M

M

-

25

Reason Code

N 4

 

-

-

-

-

M

-

-

-

-

-

M

M

-

-

-

-

28

Reconciliation Date

N 6

 

M

M

M

M

M

M

-

-

-

-

M

M

M

M

-

-

29

Reconciliation Number

N 3

 

M

M

M

M

M

M

-

-

-

-

M

M

M

M

-

-

32

Acquiring Institution Identification Code

LLVARN.. 11

 

M

M

M

M

M

M

M

M

M

M

M

M

M

M

O

-

35

Track 2 Data

LLVARs..37

Mandatory if Mag/EMV read.

C

-

C

-

C

-

-

-

-

-

C

-

-

-

-

-

37

Retrieval Ref. Number

an 12

 

M

M

M

M

M

M

M

M

M

M

M

M

-

-

-

-

38

Approval Code

an 6

Mandatory if advices and if transaction approved.

Response may contain ISO field number of invalid field.

C

C

C

C

C

C

-

-

C

-

M

C

-

C

-

-

39

Response Code

N 3

 

-

M

-

M

-

M

-

-

M

M

-

M

-

M

-

-

41

POS Terminal ID Code

n 8

 

M

M

M

M

M

M

M

M

M

-

M

M

M

-

O

-

42

Card Acceptor ID Code

an 15

 

M

M

M

M

M

M

M

M

M

-

M

M

M

-

O

-

43

Payment Facilitator / Card Acceptor Location Name and Address

LLVARan...99

Mandatory for Payment Facilitator transactions.

C

C

C

C

C

C

-

-

-

-

C

C

-

-

-

-

44

Additional Response Data

LLVARan...99

See Field Descriptions.

 

 

-

C

-

-

-

-

-

-

-

-

-

-

-

-

48

Additional Private Data

LLLVARn...999

 

M

M

M

M

M

M

-

-

-

M

M

M

-

-

-

-

49

Transaction Currency Code

N 3

 

M

M

M

M

M

M

-

M

-

-

M

M

-

-

-

-

50

Reconciliation Currency Code

N 3

 

-

-

-

-

-

-

-

-

-

-

-

-

M

M

-

-

51

Cardholder Billing Currency Code

N 3

Mandatory if DCC is used.

C

C

C

C

C

C

-

-

-

M

C

C

-

-

-

-

52

PIN Data (PAC)

b 64

Mandatory if Online PIN is used.

C

-

C

-

-

-

-

-

-

-

-

-

-

-

-

-

53

Security Related Information

an 16

Mandatory if Online PIN is used, except where DUKPT information is supplied in Field 63, Tag 01.

C

-

C

-

-

-

-

-

-

-

-

-

-

-

-

-

54

Amount, Other

LLLVARans....120

Mandatory for cashback and partial approval.

C

C

C

C

-

-

-

-

-

-

-

-

-

-

-

-

55

ICC Data

LLLVARb....999

Mandatory in all transactions where chip card is present.

C

C

C

C

C

C

-

-

-

-

-

-

-

-

-

-

60

Reserved Private Data

LLLVARb...999

 

M

-

M

-

M

-

C

M

-

-

M

-

-

-

-

-

63

Reserved Private Data III

LLLVARb...999

Mandatory if 1 or more sub-elements is supported.

C

-

C

-

C

-

C

-

-

M

C

C

C

-

C

-

64

MAC

b 32

Mandatory if MAC processing is supported.

O

O

O

O

O

O

-

-

-

-

O

O

-

-

-

-

74

Credits, Number

N 10

 

-

-

-

-

-

-

-

-

-

-

-

-

M

M

-

-

75

Credit Reversals, Number

N 10

 

-

-

-

-

-

-

-

-

-

-

-

-

M

M

-

-

76

Debits, Number

N 10

 

-

-

-

-

-

-

-

-

-

-

-

-

M

M

-

-

77

Debit Reversals, Number

N 10

 

-

-

-

-

-

-

-

-

-

-

-

-

M

M

-

-

86

Credits, Amount

N 16

 

-

-

-

-

-

-

-

-

-

-

-

-

M

M

-

-

87

Credit Reversals, Amount

N 16

 

-

-

-

-

-

-

-

-

-

-

-

-

M

M

-

-

88

Debits, Amount

N 16

 

-

-

-

-

-

-

-

-

-

-

-

-

M

M

-

-

89

Debit Reversals, Amount

N 16

 

-

-

-

-

-

-

-

-

-

-

-

-

M

M

-

-

97

Net Settlement Amount

x+N 16

 

-

-

-

-

-

-

-

-

-

-

-

-

M

M

-

-

Legend

C

Conditional

M

Mandatory

O

Optional

x

Indicates a decimal digit which results in the number becoming a valid ISO 8583 message type: e.g. 010x indicates 0100, 0101 etc.