Duplicate Check
- Duplicate parameters can be maintained for the source (PMDSORCE). Based on the duplicate days and fields set, duplicate check for the transaction is done. If the transaction is identified as a duplicate transaction, it is rejected. (ISO Response Code: ‘94’)
 - The following parameters are available for duplicate check:
 
- The following parameters are validated during duplicate check:
                        
- Debtor Account - DBTR_ACC
 - Beneficiary Account - CRDTR_ACC (Aadhaar number, MMID& Mobile Number is used to derive the account as explained earlier.)
 - Transaction Amount - TFR_AMT
 - Retrieval Reference Number - RRN
 - Transaction ID - TXN_ID
 - Message ID - MSG_ID
 - Instruction Date - VALUE_DATE
 - CRDTR_BANK_CODE
 - Debtor Bank Identification Code - DBTR_BANK_CODE (Existing element is used. For IMPS Payments DE – 32 is mapped to this element.)
 - Related Reference Number - END_TO_END_ID (Existing element is used. Related reference number is mapped to this element. This is applicable for India IMPS payments only.)
 
 
Parent topic: Inbound IMPS Payment Processing