Acronyms and Abbreviations

The list of the acronyms and abbreviations that are used in this guide are as follows:

Table - Acronyms and Abbreviations

Abbreviation	Description
DDA	Demand Deposit Accounts
ECA	External Credit Approval
EOD	End of Day
IBAN	International Bank Account Number
NPCI	National Payments Corporation of India
P2M	Person to Merchant
P2P	Person to Person
PSP	Payment Service Provider
RRN	Retrieval Reference Number
TPAP	Third Party Application Provider
UDIR	Unique Dispute Identification Reference
UMN	Unique Mandate Number
UPI	Unified Payments Interface
VPA	Virtual Payment Address