🌐
roXSAKHARE ISO 8583
Complete data element reference for all transaction types. Click any transaction below to explore request and response fields.
0100 / 0110
Authorization
Request authorization from issuer before completing a transaction
0120 / 0130
Auth Advice
Notify issuer of authorization result for forced or offline transactions
0200 / 0210
Purchase / Financial
Real-time debit/credit. Account debited immediately upon approval
0220 / 0230
Financial Advice
Advise host of completed financial transaction for offline capture
0420 / 0430
Reversal / Adjustment
Reverse or partially reverse a previously authorized or financial transaction
0500 / 0510
Reconciliation
End-of-day settlement — acquirer reconciles totals with roXSAKHARE host
0800 / 0810
Network Management
Sign-on/off, PIN key exchange, echo test and working key changes
Field Requirement Legend
M Mandatory — must be present
C Conditional — required under specific conditions
O Optional — may be included
Key / Critical field
Authorization
Authorization Request & Response
Used to request authorization from the issuer before completing a transaction. Supports purchase, pre-auth, refund, cash withdrawal, and balance inquiry flows.
Message Flow
0100
Auth Request
→
0110
Auth Response
·
0120
Auth Advice
→
0130
Advice Response
Request MTI
0100
Authorization Request
Response MTI
0110
Authorization Response
Processing Code
Field 003
00=Purchase, 01=Withdraw, 20=Refund
Approval Field
Field 039
00 = Approved
0100 RequestAuthorization Request
0110 ResponseAuthorization Response
REQ0100 Authorization Request — Data Elements
— fieldsMTI: 0100
⌕
| Bit | Field Name | Type | Req | Notes |
|---|---|---|---|---|
| 0.1 | Terminal Application Header | ans 3 | C | Required for Terminal Processing platform merchants |
| 0.2 | Message Type ID | nP4 | M | Value: 0100 |
| 0.3 | Primary Bit Map | b64 | M | Indicates presence of fields 1–64 |
| 001 | Secondary Bit Map | b64 | C | Required if message includes fields 65–128 |
| 002 | Primary Account Number (PAN) | LLd nP19 | C | For manually entered PAN; or Field 35/45. Contains token for card network tokens. |
| 003 | Processing Code | nP6 | M | 00=Purchase · 01=Withdrawal · 09=Balance · 20=Refund · 28=Deferred · 99=Admin |
| 004 | Transaction Amount | nP12 | M | Transaction amount in currency minor units |
| 005 | Settlement Amount | nP12 | C | If transaction and settlement currencies differ |
| 006 | Cardholder Billing Amount | nP12 | C | If cardholder and settlement currencies differ |
| 007 | Transmission Date and Time | nP10 | M | Format: MMDDhhmmss |
| 009 | Settlement Conversion Rate | nP8 | O | |
| 010 | Cardholder Billing Conversion Rate | nP8 | C | If cardholder and transaction currencies differ |
| 011 | Systems Trace Audit Number (STAN) | nP6 | M | Unique trace number for message matching |
| 012 | Local Transaction Time | nP6 | M | Format: hhmmss |
| 013 | Local Transaction Date | nP4 | M | Format: MMDD |
| 014 | Expiration Date | nP4 | C | Required for key-entered transactions. Format: YYMM |
| 015 | Settlement Date | nP4 | O | Format: MMDD |
| 016 | Conversion Date | nP4 | C | If transaction and settlement currencies differ |
| 017 | Capture Date | nP4 | O | Format: MMDD |
| 018 | Merchant Type (MCC) | nP4 | M | Merchant Category Code |
| 019 | Acquiring Institution Country Code | nP3 | C | Required if country code is not 840 (US) |
| 022 | Point of Service Entry Mode | nP4 | C | Required for POS device transactions |
| 023 | Card Sequence Number | nP3 | C | For key-entered or chip data |
| 025 | Point of Service Condition Code | nP2 | O | |
| 032 | Acquiring Institution ID Code | LLd nP11 | M | Acquiring institution identifier |
| 035 | Track II Data | LLd nP37 | C | For machine-read cards. Either F35 or F45 required. |
| 037 | Retrieval Reference Number | n12 | M | Used for transaction matching and retrieval |
| 038 | Authorization Identification Response | an6 | O | Auth code from previous response |
| 041 | Card Acceptor Terminal ID | ans15 | M | Terminal identifier at point of acceptance |
| 042 | Card Acceptor Identification | ans15 | C | roXSAKHARE-assigned Merchant ID must go here |
| 043 | Card Acceptor Name and Location | ans40 | M | Merchant name, city, state, country |
| 045 | Track I Data | LLL ans76 | C | For machine-read cards. Either F35 or F45 required. |
| 048 | Additional Data (Private) | LLL ans255 | C | Required for WIC inquiries |
| 049 | Transaction Currency Code | nP3 | M | ISO 4217 numeric code (840 = USD) |
| 052 | Personal Identification Number Data | b64 | C | Required if cardholder enters PIN |
| 054 | Additional Amounts | LLL ans120 | O | Contains balance, tip, cashback amounts |
| 055 | Integrated Circuit Card (EMV) Data | LLL nP999 | C | Required when EMV data is available from chip card |
| 060 | Additional POS Data | LLL ans999 | M | Terminal type, entry capability, routing indicator |
| 062 | Vantiv Transaction Data062.2 Terminal Seq# · 062.4 Acquiring Acronym · 062.6 Owner Settlement | LLL ans999 | M | roXSAKHARE-specific subfields; 8-byte bitmap follows length |
| 100 | P2P Encryption Data | LLL ans999 | C | Required for P2P-encrypted transactions only |
| 115 | Terminal Specific Data | LLLL ans9999 | C | Required for Terminal Processing platform |
| 126 | Electronic Commerce/MOTO Indicator | LLL ans999 | C | Required for e-commerce transactions |
M Mandatory
C Conditional
O Optional
Key field
RES0110 Authorization Response — Data Elements
— fieldsMTI: 0110
⌕
| Bit | Field Name | Type | Req | Notes |
|---|---|---|---|---|
| 0.2 | Message Type ID | nP4 | M | Value: 0110 |
| 001 | Secondary Bit Map | b64 | C | Required if fields 65–128 present |
| 002 | Primary Account Number (PAN) | LLd nP19 | C | Copied from 0100 if present |
| 003 | Processing Code | nP6 | M | Echoed from request |
| 004 | Transaction Amount | nP12 | M | Copied from 0100; may differ for partial approvals |
| 007 | Transmission Date and Time | nP10 | M | Format: MMDDhhmmss |
| 011 | Systems Trace Audit Number (STAN) | nP6 | M | Copied from 0100 |
| 012 | Local Transaction Time | nP6 | M | |
| 013 | Local Transaction Date | nP4 | M | |
| 015 | Settlement Date | nP4 | M | |
| 032 | Acquiring Institution ID Code | LLd nP11 | M | Copied from 0100 |
| 037 | Retrieval Reference Number | an12 | M | Copied from 0100 |
| 038 | Authorization Identification Response | an6 | C | Approval code — present for approved transactions |
| 039 | Response Code | an2 | M | 00=Approved · 05=Declined · 51=Insufficient funds · 54=Expired card |
| 041 | Card Acceptor Terminal ID | ans15 | M | |
| 044 | Additional Response Data | LLL ans5 | C | Contains AVS result data if applicable |
| 049 | Transaction Currency Code | nP3 | M | Copied from 0100 |
| 054 | Additional Amounts | LLL ans120 | C | Balance inquiry response — contains available/ledger balance |
| 055 | Integrated Circuit Card (EMV) Data | LLL nP999 | C | Returned if EMV data present |
| 060 | Additional POS Data | LLL ans999 | M | |
| 062 | Vantiv Transaction Data062.2 STAN · 062.4 Acquiring Acronym · 062.5 Issuing Acronym | LLL ans999 | M | roXSAKHARE-specific subfields |
M Mandatory
C Conditional
O Optional
Authorization Advice
Auth Advice Request & Response
Sent by acquirer to inform the issuer of an authorization result — when original response was not received or to complete a forced transaction.
Request MTI
0120
Auth Advice Request
Response MTI
0130
Auth Advice Response
Purpose
Forced/Offline
Notify issuer of completed auth
0120 Advice RequestAuthorization Advice
0130 Advice ResponseAuth Advice Response
REQ0120 Auth Advice Request — Data Elements
— fieldsMTI: 0120
⌕
| Bit | Field Name | Type | Req | Notes |
|---|---|---|---|---|
| 0.1 | Message Type ID | nP4 | M | Value: 0120 |
| 001 | Secondary Bit Map | b64 | C | Required if fields 65–128 present |
| 002 | Primary Account Number (PAN) | LLd nP19 | C | Mandatory except for P2P/token transactions |
| 003 | Processing Code | nP6 | M | Limit optional fields for refund (value=20) |
| 004 | Transaction Amount | nP12 | M | |
| 007 | Transmission Date and Time | nP10 | M | |
| 011 | Systems Trace Audit Number (STAN) | nP6 | M | Transaction identifier |
| 012 | Local Transaction Time | nP6 | M | Copied from 01XX message |
| 013 | Local Transaction Date | nP4 | M | Copied from 01XX message |
| 018 | Merchant Type (MCC) | nP4 | M | |
| 032 | Acquiring Institution ID Code | LLd nP11 | M | |
| 037 | Retrieval Reference Number | an12 | M | |
| 041 | Card Acceptor Terminal ID | ans15 | M | |
| 043 | Card Acceptor Name and Location | ans40 | M | |
| 049 | Transaction Currency Code | nP3 | M | |
| 060 | Additional POS Data | LLL ans999 | M | |
| 062 | Vantiv Transaction Data | LLL ans999 | M | 062.2 STAN required |
M Mandatory
C Conditional
O Optional
RES0130 Auth Advice Response — Data Elements
— fieldsMTI: 0130
⌕
| Bit | Field Name | Type | Req | Notes |
|---|---|---|---|---|
| 003 | Processing Code | nP6 | M | Copied from 0120 |
| 007 | Transmission Date and Time | nP10 | M | |
| 011 | STAN | nP6 | M | Copied from 0120 |
| 012 | Local Transaction Time | nP6 | M | Copied from 0120 |
| 013 | Local Transaction Date | nP4 | M | Copied from 0120 |
| 015 | Settlement Date | nP4 | M | |
| 037 | Retrieval Reference Number | an12 | M | Copied from 0120 |
| 038 | Authorization Identification Response | an6 | O | Auth code |
| 039 | Response Code | an2 | M | Must be 00 for acceptance |
| 049 | Transaction Currency Code | nP3 | M | Copied from 0120 |
| 062 | Vantiv Transaction Data | LLL ans999 | M | 062.2 STAN, 062.4–062.7 institutions required |
M Mandatory
C Conditional
O Optional
Financial Transaction
Purchase / Financial Request & Response
Used for host-data-capture purchase, cash withdrawal, refund, EBT, and preauthorized debit. The issuer debits/credits the account in real time.
Important: All submissions and resubmissions must contain original data element values for Fields 004, 012, 013, 018, 022, 035, 041, 043. These must remain the same throughout the entire lifecycle.
Message Flow
0200
Financial Request
→
0210
Financial Response
·
0220
Financial Advice
→
0230
Advice Response
Request MTI
0200
Financial Request
Response MTI
0210
Financial Response
Key Difference
Real-time
Account debited/credited immediately
Surcharge Field
Field 028
Required for acquirer surcharge/rebate
0200 Financial RequestPurchase / Withdrawal / Refund
0210 Financial ResponseApproval / Decline
REQ0200 Financial Transaction Request — Data Elements
— fieldsMTI: 0200
⌕
| Bit | Field Name | Type | Req | Notes |
|---|---|---|---|---|
| 002 | Primary Account Number (PAN) | LLd nP19 | C | For manually entered PAN or non-original resubmission |
| 003 | Processing Code | nP6 | M | 00=Purchase · 01=Withdrawal · 09=Balance · 20=Refund · 28=Deferred |
| 004 | Transaction Amount | nP12 | M | Must remain same throughout resubmission lifecycle |
| 007 | Transmission Date and Time | nP10 | M | |
| 011 | Systems Trace Audit Number (STAN) | nP6 | M | Unique per transaction |
| 012 | Local Transaction Time | nP6 | M | Must remain same throughout lifecycle |
| 013 | Local Transaction Date | nP4 | M | Must remain same throughout lifecycle |
| 018 | Merchant Type (MCC) | nP4 | M | Must remain same throughout lifecycle |
| 022 | Point of Service Entry Mode | nP4 | C | Required for POS. Must remain same throughout lifecycle. |
| 028 | Transaction Fee Amount | X+an8 | C | Mandatory for acquirers imposing surcharge/rebate |
| 032 | Acquiring Institution ID Code | LLd nP11 | M | |
| 035 | Track II Data | LLd nP37 | C | Must remain same throughout lifecycle. Omit in non-original. |
| 037 | Retrieval Reference Number | an12 | M | Transaction matching reference |
| 041 | Card Acceptor Terminal ID | ans15 | M | Must remain same throughout lifecycle |
| 043 | Card Acceptor Name and Location | ans40 | M | Must remain same throughout lifecycle |
| 049 | Transaction Currency Code | nP3 | M | ISO 4217 code |
| 052 | Personal Identification Number Data | b64 | C | Required if cardholder enters PIN |
| 055 | Integrated Circuit Card (EMV) Data | LLL nP999 | C | Present if EMV chip data available |
| 060 | Additional POS Data | LLL ans999 | M | Subfield 6 must be 4 for preauthorized debit |
| 062 | Vantiv Transaction Data062.2 STAN M · 062.16 Check# for stop pmt · 062.21 New PIN for PIN change | LLL ans999 | M | roXSAKHARE private data field |
M Mandatory
C Conditional
O Optional
RES0210 Financial Transaction Response — Data Elements
— fieldsMTI: 0210
⌕
| Bit | Field Name | Type | Req | Notes |
|---|---|---|---|---|
| 003 | Processing Code | nP6 | M | Echoed from request |
| 004 | Transaction Amount | nP12 | M | Authorized amount (may differ for partial approvals) |
| 007 | Transmission Date and Time | nP10 | M | |
| 011 | STAN | nP6 | M | Echoed from 0200 |
| 015 | Settlement Date | nP4 | M | |
| 037 | Retrieval Reference Number | an12 | M | Echoed from 0200 |
| 038 | Authorization Identification Response | an6 | C | Approval code for approved transactions |
| 039 | Response Code | an2 | M | 00=Approved · 05=Declined · 51=Insufficient funds · 54=Expired card |
| 049 | Transaction Currency Code | nP3 | M | |
| 054 | Additional Amounts | LLL ans120 | C | Balance inquiry: available balance and ledger balance returned here |
| 062 | Vantiv Transaction Data | LLL ans999 | M | 062.2 STAN, 062.4–062.7 required |
M Mandatory
C Conditional
O Optional
Financial Advice
Financial Advice Request & Response
Used to advise the host of a completed financial transaction — typically for offline/host-data-capture scenarios.
Request MTI
0220
Financial Advice Request
Response MTI
0230
Financial Advice Response
Use Case
Host Capture
Completion / offline post-auth
0220 Advice RequestFinancial Advice
0230 Advice ResponseFinancial Advice Response
REQ0220 Financial Advice Request — Data Elements
— fieldsMTI: 0220
⌕
| Bit | Field Name | Type | Req | Notes |
|---|---|---|---|---|
| 002 | PAN | LLd nP19 | C | Mandatory except P2P/token transactions |
| 003 | Processing Code | nP6 | M | Limit optional fields if refund (value=20) |
| 004 | Transaction Amount | nP12 | M | |
| 007 | Transmission Date and Time | nP10 | M | |
| 011 | STAN | nP6 | M | |
| 012 | Local Transaction Time | nP6 | M | Copied from 02XX |
| 013 | Local Transaction Date | nP4 | M | Copied from 02XX |
| 018 | Merchant Type (MCC) | nP4 | M | |
| 037 | Retrieval Reference Number | an12 | M | Copied from 02XX |
| 039 | Response Code | an2 | C | Copied from original response |
| 041 | Card Acceptor Terminal ID | ans15 | M | |
| 049 | Transaction Currency Code | nP3 | M | |
| 060 | Additional POS Data | LLL ans999 | M | Copied from 02XX |
| 062 | Vantiv Transaction Data | LLL ans999 | M | 062.2 Terminal Seq# required |
M Mandatory
C Conditional
O Optional
RES0230 Financial Advice Response — Data Elements
— fieldsMTI: 0230
⌕
| Bit | Field Name | Type | Req | Notes |
|---|---|---|---|---|
| 003 | Processing Code | nP6 | M | Copied from 0220 |
| 004 | Transaction Amount | nP12 | M | Copied from 0220 |
| 007 | Transmission Date and Time | nP10 | M | |
| 011 | STAN | nP6 | M | Copied from 0220 |
| 015 | Settlement Date | nP4 | M | |
| 037 | Retrieval Reference Number | an12 | M | |
| 039 | Response Code | an2 | M | 00=Accepted · non-00=Rejected |
| 049 | Transaction Currency Code | nP3 | M | |
| 062 | Vantiv Transaction Data | LLL ans999 | M |
M Mandatory
C Conditional
O Optional
Reversal
Reversal / Adjustment Request & Response
Used to reverse or partially reverse a previously authorized or financial transaction. Carries original transaction data in Field 090 (mandatory).
Critical: Field 090 (Original Data Elements) is MANDATORY: original MTI, original STAN, original transmission date/time, and original acquiring institution ID. Field 095 required for partial reversals.
Message Flow
0420
Reversal Request
→
0430
Reversal Response
Request MTI
0420
Reversal/Adjustment Advice
Response MTI
0430
Reversal/Adjustment Response
Critical Field
Field 090
Original Data Elements — MANDATORY
Reason Code
Field 063
02=Timeout · 07=Partial · 00=Unable
0420 Reversal RequestReversal / Adjustment
0430 Reversal ResponseReversal Response
REQ0420 Reversal Request — Data Elements
— fieldsMTI: 0420
⌕
| Bit | Field Name | Type | Req | Notes |
|---|---|---|---|---|
| 002 | Primary Account Number (PAN) | LLd nP19 | M | Mandatory; replaced by F100.2 for P2P encrypted. |
| 003 | Processing Code | nP6 | M | Account type may be updated by issuer |
| 004 | Transaction Amount | nP12 | M | Copied from 01XX or 02XX message |
| 007 | Transmission Date and Time | nP10 | M | New timestamp for reversal |
| 011 | STAN | nP6 | M | New STAN for reversal (not original STAN) |
| 012 | Local Transaction Time | nP6 | M | Copied from 01XX or 02XX |
| 013 | Local Transaction Date | nP4 | M | Copied from 01XX or 02XX |
| 018 | Merchant Type (MCC) | nP4 | M | |
| 032 | Acquiring Institution ID Code | LLd nP11 | M | |
| 037 | Retrieval Reference Number | an12 | M | Copied from 01XX or 02XX — used to match original |
| 039 | Response Code | an2 | M | Copied from original 01XX/02XX response |
| 041 | Card Acceptor Terminal ID | ans15 | M | |
| 049 | Transaction Currency Code | nP3 | M | |
| 060 | Additional POS Data | LLL ans999 | M | Copied from 01XX or 02XX |
| 062 | Vantiv Transaction Data062.2 Terminal Seq# M — copied from 0110/0210 | LLL ans999 | M | 062.2 copied from approval response |
| 063 | Reversal Reason Code | an2 | M | 02=Timeout · 07=Partial · 00=Unable to complete |
| 090 | Original Data Elements090.1 MTI · 090.2 STAN · 090.3 TX DateTime · 090.4 Acq ID | nP42 | M | 🔴 CRITICAL — Links reversal to original transaction |
| 095 | Replacement Amounts095.1 Actual TX · 095.2 Settlement · 095.3–4 Surcharge | an42 | C | Required for partial reversal or misdispense |
M Mandatory
C Conditional
O Optional
RES0430 Reversal Response — Data Elements
— fieldsMTI: 0430
⌕
| Bit | Field Name | Type | Req | Notes |
|---|---|---|---|---|
| 002 | PAN | LLd nP19 | M | Mandatory in response |
| 003 | Processing Code | nP6 | M | Copied from 0420 |
| 004 | Transaction Amount | nP12 | M | Copied from 0420 |
| 007 | Transmission Date and Time | nP10 | M | |
| 011 | STAN | nP6 | M | Copied from 0420 |
| 015 | Settlement Date | nP4 | M | |
| 037 | Retrieval Reference Number | an12 | M | |
| 039 | Response Code | an2 | M | 00=Accepted · non-00=Rejected reversal |
| 049 | Transaction Currency Code | nP3 | M | |
| 062 | Vantiv Transaction Data | LLL ans999 | M | |
| 090 | Original Data Elements | nP42 | M | Copied from 0420 request |
| 095 | Replacement Amounts | an42 | C | If present in 0420 request |
M Mandatory
C Conditional
O Optional
Reconciliation
Acquirer Reconciliation Request & Response
End-of-day settlement message. The response returns batch totals in Field 124.
Request MTI
0500
Reconciliation Request
Response MTI
0510
Reconciliation Response
Totals Field
Field 124
Batch totals by card type
Response Codes
00/95/96
Balanced · Unbalanced · Error
0500 RequestAcquirer Settlement
0510 ResponseBatch Totals
REQ0500 Reconciliation Request — Data Elements
— fieldsMTI: 0500
⌕
| Bit | Field Name | Type | Req | Notes |
|---|---|---|---|---|
| 003 | Processing Code | nP6 | M | 920000 = Settlement/Reconciliation |
| 007 | Transmission Date and Time | nP10 | M | |
| 011 | STAN | nP6 | M | Unique trace for session |
| 041 | Card Acceptor Terminal ID | ans15 | M | Terminal being settled |
| 042 | Card Acceptor Identification | ans15 | M | Merchant ID being settled |
| 060 | Additional POS Data | LLL ans999 | M | Terminal configuration data |
| 062 | Vantiv Transaction Data062.3 Transaction Qualifier | LLL ans999 | C | 062.3 determines totals in response |
M Mandatory
C Conditional
O Optional
RES0510 Reconciliation Response — Data Elements
— fieldsMTI: 0510
⌕
| Bit | Field Name | Type | Req | Notes |
|---|---|---|---|---|
| 003 | Processing Code | nP6 | M | 920000 for settlement |
| 007 | Transmission Date and Time | nP10 | M | |
| 011 | STAN | nP6 | M | Copied from 0500 |
| 015 | Settlement Date | nP4 | M | Contains data corresponding to totals |
| 039 | Response Code | an2 | M | 00=Balanced · 95=Unbalanced · 96=System error |
| 041 | Card Acceptor Terminal ID | ans15 | M | |
| 042 | Card Acceptor Identification | ans15 | M | |
| 124 | Transaction Dependent Data124.1–x Batch totals by card type, count, amounts | LLL ans999 | C | All batch totals: debit/credit count and amounts |
M Mandatory
C Conditional
O Optional
Network Management
Network Management Request & Response
Used for sign-on/sign-off, PIN key exchange, echo test, and working key changes between acquirer and roXSAKHARE host.
Field 070 values: 0001=Sign-on · 0002=Sign-off · 0101=PIN Key Exchange · 0160=Change Key (to roXSAKHARE) · 0161=Change Key (from roXSAKHARE) · 0301=Echo/Handshake
Request MTI
0800
Network Management Request
Response MTI
0810
Network Management Response
Key Field
Field 070
Network Mgmt Info Code
Common Codes
0001/0002
Sign-on / Sign-off
0800 Network RequestSign-on / Key Exchange / Echo
0810 Network ResponseNetwork Management Response
REQ0800 Network Management Request — Data Elements
— fieldsMTI: 0800
⌕
| Bit | Field Name | Type | Req | Notes |
|---|---|---|---|---|
| 001 | Secondary Bit Map | b64 | M | Mandatory for network messages |
| 007 | Transmission Date and Time | nP10 | M | |
| 011 | STAN | nP6 | M | |
| 070 | Network Management Information Code | nP3 | M | 0001=Sign-on · 0002=Sign-off · 0101=PIN Key Exchange · 0301=Echo |
| 115 | Terminal Specific Data | LLLL ans9999 | C | Required for Terminal Processing platform |
| 125 | Network Management Information | LLL ans999 | C | Required when Field 070 = 0101 (PIN Key Exchange) |
M Mandatory
C Conditional
O Optional
RES0810 Network Management Response — Data Elements
— fieldsMTI: 0810
⌕
| Bit | Field Name | Type | Req | Notes |
|---|---|---|---|---|
| 001 | Secondary Bit Map | b64 | M | |
| 007 | Transmission Date and Time | nP10 | M | |
| 011 | STAN | nP6 | M | Copied from 0800 |
| 039 | Response Code | an2 | M | 00=Accepted · non-00=Rejected |
| 070 | Network Management Information Code | nP3 | M | Echoed from 0800 request |
| 124 | Transaction Dependent Data124.01 Encryption Key · 124.02 Check Digits · 124.03 Key Format | LLL ans999 | C | Contains new key data for PIN Key Exchange responses |
M Mandatory
C Conditional
O Optional