Stop Payment Failures Before They Happen
Data8’s bank account validation API verifies UK sort codes, account numbers, IBAN and BIC codes at the point of capture – so your payment instructions reach the right account on the first attempt.
Trusted by 1,000+ businesses since 2005
~2.21%
Monthly direct debit failure rate in the UK (ONS, 2023)
£50–£100
Estimated cost per failed payment recovery including admin and fees
>4.7bn
BACS Direct Debit transactions processed in the UK annually
Key Capabilities
Sort code & account number validation
Verifies that the sort code is a valid UK or Ireland code and that the account number matches the rules applied to that sort code by the bank.
Payment type identification
Returns whether the account accepts BACS, Direct Debit, CHAPS, Direct Credit, and other payment types - so you route instructions correctly first time.
Branch & bank details auto-fill
Instantly returns full bank name, short bank name, branch postal address, and BIC - reducing manual keying and supporting compliance records.
IBAN & BIC validation
Checks IBAN format and compliance with international standards - essential for cross-border and SEPA transactions as well as domestic UK compliance.
Common Use Cases in UK Financial Services
Direct debit onboarding
Validate account details before submitting AUDDIS instructions to reduce BACS rejections at source.
Customer data quality
Embed validation in CRM forms to prevent stale or miskeyed bank data reaching your payment processor.
KYC data enrichment
Capture verified bank name, branch address, and IBAN at onboarding to support audit-ready customer records.
Microsoft Dynamics 365
REST / JSON API
Salesforce
JavaScript / Ajax
ASP.NET MVC
JWT / API key auth
GET STARTED
Clean data starts at the point of entry
Join 1,000+ UK businesses using Data8’s data quality solutions. Free trial includes 100 free credits – no credit card required.