Verify Tax Account gov.uk Utr — Reclaim Protocol

Verifies data from Tax Account gov.uk (tax.service.gov.uk).

Extract UTR (unique tax reference)

Primary data point: Utr.

Reclaim Protocol generates a zero-knowledge proof that a user holds an active Tax Account gov.uk session and exposes the following verifiable data points:

• Utr

How it works

1. Your user starts a verification session and signs in to Tax Account gov.uk as they normally would.
2. Reclaim Protocol observes the encrypted Tax Account gov.uk session through a zero-knowledge proof system, with no credentials leaving the user's device.
3. Your application receives a cryptographic proof of the user's data — verifiable on-chain or in your own backend.

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