VerSys
VAT / tax

VAT batch check

Check VAT numbers from a file or pasted rows when one-by-one validation is too slow.

What this check does

VAT batch checking processes multiple identifiers and returns line-level results.

What is batch validation?

Batch validation applies the same checks to many rows from a file or pasted list, so finance and operations teams can clean or review master data at scale.

What the result means

Results identify which rows pass format checks and which need review.

What the result does not prove

Batch results do not remove the need to review high-risk or tax-sensitive transactions.

When businesses should use it

  • Supplier master-data cleanup
  • Customer VAT refresh
  • Pre-migration data quality checks

Example workflow

  1. Export identifiers.
  2. Run the batch.
  3. Fix failed rows and store the result summary.

Data sources

Country VAT patterns and optional registry evidence where configured.

Limitations

Large live registry batches can be limited by source availability and account credits.

Related checks

VAT validationAPI docs

VAT evidence flow

VAT validation is useful when it records both the identifier checked and the source used. Format checks, VIES evidence and invoice notes answer different questions.

How to use this page in practice

Start with the public check when you need a quick answer, then move to signed-in evidence, batch processing or the API when the same control becomes part of a repeatable finance, tax or operations workflow.

FAQ

Can I upload files?

Batch workflows are available from the VAT tools area and account workflows.