UPRN Matching for Banks and Lenders: Compliance Guide
How UPRN matching supports KYC, AML compliance, and mortgage data quality in UK financial services — and how to implement it without the complexity of a full AddressBase licence.
UPRN Matching and KYC Compliance
Know Your Customer regulations require financial institutions to verify customer identity — and address verification is a critical component of that process. When a customer provides a home address, the question is not just whether it is correctly formatted, but whether it corresponds to a real, identifiable property.
UPRN matching provides a higher standard of address verification than format validation alone. By matching the customer's address against AddressBase and returning the associated UPRN, you are confirming that the address corresponds to a specific, officially recorded property — and creating an auditable record of that verification.
This is increasingly relevant as regulators focus on the quality of KYC processes, not just their existence. A UPRN-matched address record demonstrates a substantively higher standard of address due diligence.
UPRN Matching for Mortgage Data Quality
Mortgage portfolios accumulate address data from multiple sources over time — applications, valuations, redemptions, and system migrations. Without a consistent property identifier, records for the same property can exist in different formats across different systems — making portfolio analytics, risk assessment, and regulatory reporting less reliable.
UPRN-matching your mortgage book assigns a permanent, unambiguous property reference to every record — enabling reliable cross-system linking, accurate portfolio analytics, and clean data for regulatory submissions.
Portfolio Cleansing
Match your entire mortgage book to UPRNs in a single bulk processing job — correcting formatting inconsistencies and assigning authoritative property references.
Regulatory Reporting
UPRN-matched address data supports cleaner, more reliable regulatory submissions — reducing the manual reconciliation work that goes into report preparation.
Valuation Accuracy
Ensure valuations are being instructed for the correct, precisely identified property by matching the instruction address to its UPRN before dispatch.
Portfolio Analytics
With every property in your book identified by UPRN, cross-referencing against external datasets — flood risk, house price indices, planning data — becomes straightforward.