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SCA Functional Specification

DELETE_TAB

Last updated: 09-Dec-2024

This command is used to delete an existing Tab by voiding or reversing the original transaction.

Device UI Required: Yes - Conditional (Required for some PAYMENT_TYPES for some processors.)

Request Packet
Field Rule Type Minimum Maximum Value(s) Description
FUNCTION_TYPE Required Static value N/A N/A PAYMENT Type of function
COMMAND Required Static value N/A N/A DELETE_TAB Command name
PAYMENT_TYPE Required List N/A N/A CREDIT
DEBIT
GIFT
EBT (Vantiv Direct only – see Appendix C)
CHECK (for Check Processing)
Payment types.
CTROUTD Required Numeric 1 16   This is the transaction ID from the previous transaction that is being voided. CTROUTD is a sequence number for PAYMENT transactions (always enabled) that is generated per Client ID. Each Client ID has its own CTROUTD sequence counter.
Example: 45
CDD_DATA Optional Character 1 30   Customer Defined Data. This field is optional and the datatype is String. It is a pass through field and it is passed in the host request if this field is present in the POS request and also returned in POS response. This field is applicable for all payment transactions.
Example: “<CDD_DATA>INV200471</CDD_DATA>”
COL_3, COL_4, COL_5, COL_6, COL_7, COL_8, COL_9, COL_10 Optional Character 1 255   These fields represent Column 3 to Column 10. These fields are expected for the Merchants internal POS System, which will record any additional data and link those to the PWC CLIENT_ID and CTROUTD. When a value for COL_n is passed in, that same value will be returned in the response. These COL_n values are not indexed, or searchable in any command report. These fields are not sent to any payment processor. Example: Merchant defined data
COUNTER Required Numeric 1 10   COUNTER is used for a given MAC label. Each COUNTER should be higher than the last one. This is used to authenticate the POS.
Example: 100
MAC Required Base64 Encoded Data N/A N/A N/A Message Authentication Code. This is used to authenticate the POS.
MAC_LABEL Required Character 1 50   Associated label that tells the device which MAC_KEY to use to decrypt the value of MAC. This is used to authenticate the POS.
Example: REG1
Example

Following is an example of request packet

<TRANSACTION>
      <FUNCTION_TYPE>PAYMENT</FUNCTION_TYPE>
      <COMMAND>DELETE_TAB</COMMAND>
      <COUNTER>1</COUNTER>
      <MAC></MAC>
      <MAC_LABEL>REG2</MAC_LABEL>
      <PAYMENT_TYPE>CREDIT</PAYMENT_TYPE>
      <CTROUTD>97060</CTROUTD>
</TRANSACTION>
Response Packet
Field Type Value Description
RESPONSE_TEXT Character   Processor response text. Example: VOIDED
RESULT Character   Commonly VOIDED or DECLINED. Example: VOIDED
RESULT_CODE Numeric Expected result code: 6, 7 This indicates the result code.
RESPONSE_CODE Character Expected response code: A, E Response code data will be returned to POS, same as received from the Host if this is present in Host response. Example: “<RESPONSE_CODE>E</RESPONSE_CODE>.”
TERMINATION_STATUS Character SUCCESS and FAILURE This indicates the transaction termination status. This is the overall status of the transaction irrespective of approved or declined. Like, if the output is generated then the status is SUCCESS and if no output is generated then the status will be FAILURE.
COUNTER Numeric   Echoes counter sent in the request. Example: 100
MERCHID Numeric   Merchant ID. Example: 900000000123
TERMID Numeric   Merchant ID. Example: 001
TRANS_SEQ_NUM Numeric  
Processor/Batch trans sequence number. Example: 001
NOTE: For private label transaction (ADS), PT_SEQ_NUM field will be mapped to TRANS_SEQ_NUM and TROUTD fields back to SCA.
INTRN_SEQ_NUM Numeric   PWC transaction ID.
TRACE_NUM Numeric   This field is sent from the Host Response. This field contains the Interac Sequence number from the host. Example: 1400040000000004001951
TROUTD Numeric   Transaction routing ID (this will match the TROUTD of the original transaction that is voided). Example: 123456789
CTROUTD Numeric  
The value will match the CTROUTD of the original transaction that is voided. CTROUTD is a sequence number for PAYMENT transactions (always enabled) that is generated per Client ID. Each Client ID has its own CTROUTD sequence counter. Example: 45.
NOTE: For private label transaction (ADS), PT_CTROUTD field will be mapped to CTROUTD field back to SCA.
APPROVED_AMOUNT Floating point number (decimal)   Amount approved. Example: 5.02
AVAILABLE_BALANCE Floating point number   Available balance on the card used for transaction. This field will be returned to POS, when the Host returns the Available Balance data. SCA application sends <BALANCE_ENQ> as Host request field and based on the processor, it returns the Available Balance, and SCA will send it back to POS. Example: 1.00
PAYMENT_MEDIA Character   Medium of payment. Commonly VISA/MC/DISC/AMEX/DEBIT
PAYMENT_TYPE Character   Payment type returned. Example: CREDIT
ACCOUNT_TYPE Character   Indicates the type of debit account based on the selection of the customer. Example: CHECKING/SAVINGS.
AUTH_RESP_CODE Character S Returned by some processors when the transaction is declined. Maximum of 19 bytes. Example: 0131.
RECEIPT_DATA Character   Receipt Data
TRANS_DATE Character   Transaction date returned. Example: 2016.09.20
TRANS_TIME Character   Transaction time returned. Example: 09:16:25
TRAINING_MODE Character ON or OFF Conditionally returned when session is in Training Mode.
VSP_CODE Numeric   If present, returns the VSP code. Example: 910
VSP_RESULTDESC Character   If present, returns the VSP result description. Example: VSP NOT APPLICABLE
VSP_TRXID Numeric   If present, returns the VSP transaction ID. Example: 0
TRAN_LANG_CODE Character “en” – English and “fr” – French This field contains the language code for the current transaction which is finalized based on the configured language on terminal and language preference from the card. This field will be returned only whenever the Card data is captured from cardholder during transaction flow. If Language code is not available from card, then terminal language will be returned. This field needs to be added for the below transaction flows.
CDD_DATA Character   Customer Defined Data field is returned in POS response when it is present in the POS request and passed in the host request. Example: “<CDD_DATA>INV200471</CDD_DATA>”
AUTH_REF_NUMBER Character Example: 123456789012345, Or It can be empty This tag returns in the host response with the value for the particular transaction. This is used by some merchants to refer to the transaction at the host side. Currently this is applicable only for Worldpay processor.
COL_3, COL_4, COL_5, COL_6, COL_7, COL_8, COL_9, COL_10 Character   Column 3 to Column 10 fields value will be echoed in POS response. These fields are not sent to any payment processor.
Processor-Based Token (Conditional)

NOTE: For use with host based processors supporting card based token implementations.

Field Type Value Description
CARD_TOKEN Character   Card token. Example: 7987654321098765
TOKEN_SOURCE Character   Source of token. Example: PWC
Example

Following is an example of response packet

<RESPONSE>
    <AUTH_CODE>125463</AUTH_CODE>
    <CTROUTD>97060</CTROUTD>
    <INTRN_SEQ_NUM>34552</INTRN_SEQ_NUM>
    <PAYMENT_MEDIA>VISA</PAYMENT_MEDIA>
    <PAYMENT_TYPE>CREDIT</PAYMENT_TYPE>
    <ACCOUNT_TYPE>SAVINGS</ACCOUNT_TYPE>
    <RESPONSE_TEXT>CAPTURED</RESPONSE_TEXT>
    <RESULT>VOIDED</RESULT>
    <RESULT_CODE>7</RESULT_CODE>
    <TERMINATION_STATUS>SUCCESS</TERMINATION_STATUS>
    <TRANS_SEQ_NUM>17</TRANS_SEQ_NUM>
    <TRACE_NUM>1400040000000004001951</TRACE_NUM>
    <TROUTD>24552</TROUTD>
    <TRAN_LANG_CODE>en</TRAN_LANG_CODE>
    </RESPONSE>

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