Retrieval reference number

Retrieval reference number (RRN) is a unique identifier assigned to a specific transaction to facilitate the retrieval of transaction details. RRN helps trace and locate information related to a particular transaction when requested by the cardholder's . The RRN is crucial in the process initiated by issuing banks to gather additional details about a transaction that may be under dispute or requires clarification. It serves as a reference key to access transaction records and supports the resolution of inquiries or disputes efficiently.

Merchants and include the RRN in transaction records, and it plays a vital role in the communication between and issuing banks during the dispute resolution process.

As the financial landscape continues to evolve, the RRN remains a fundamental element that facilitates transparent and effective communication between various stakeholders involved in the payment ecosystem.