Common Reporting Standard – United Kingdom

CRS reporting in the United Kingdom requires Reporting Financial Institutions to submit reportable account and controlling person information in the OECD CRS XML format, aligned to UK submission and validation rules.

Competent Authority

HM Revenue & Customs (HMRC)

Submission Method

Electronic submission via HMRC’s AEOI/CRS online submission service (upload of CRS XML files).

Reporting Format / Schema

UK Specific CRS XML (CRS schema v.2) - Single XML

Deadlines & Timelines

- CRS deadline: typically 31/05
- Reporting is submitted annually for the relevant reporting year.
- Submissions should be completed by the applicable CRS deadline, with corrections submitted as needed after initial filing.
- Late submissions or repeated errors may trigger follow-up actions by the competent authority.

Common Pitfalls

  • TIN quality and formatting issues

    Missing, invalid, or incorrectly formatted TINs for account holders or controlling persons can trigger validation failures or post-submission remediation.

  • Controlling person and trust-related data gaps

    UK structures frequently involve trusts and layered entities; missing controlling person fields (DOB, address, residence, TIN) is a common source of rejection/corrections.

  • Incorrect classification (FI/NFE/Passive NFE)

    Misclassification leads to incomplete controlling person reporting and incorrect account treatment, especially for trusts and holding structures.

  • Residence/jurisdiction inconsistencies

    Tax residence data inconsistent with self-certifications or mismatched country codes can cause validation failures and follow-up requests.

  • Duplicate reporting and correction logic

    Re-submissions without correct correction handling can create duplicate reports, reconciliation problems, and unnecessary back-and-forth.

  • XML schema vs business-rule validation failures

    Files may pass schema checks but fail business rules (invalid codes, missing mandatory elements, inconsistent balances/currencies), requiring resubmission.

How REGREP supports this

REGREP supports CRS reporting for the United Kingdom by structuring CRS data inputs, applying validation checks to improve data quality, generating OECD CRS XML outputs aligned to jurisdictional requirements, and supporting controlled corrections and resubmissions with audit-friendly traceability.

Last Reviewed: 2026-02-01

This page provides high-level regulatory reporting information for operational and technical context only and does not constitute legal, tax, or compliance advice.