§ RISK · 5 MIN READ
When VAT numbers go stale — and how to catch it
The case for periodic re-verification.
Published 2026-04-16 · Countersure
Common drift events
Suppliers can deregister voluntarily, be deregistered by HMRC, change names through M&A, restructure into a group registration, or have their VAT cancelled for non-compliance.
Any of these breaks the assumption you made when you onboarded them.
A quarterly cadence
For most B2B operations, quarterly re-verification of the active vendor master strikes the right balance between cost and risk.
Countersure bulk runs make this an unattended job.