Technical
Jun 26, 2026
11 min read
Integrating the EU Proof-of-Age Attestation: A Developer's Guide to the eu.europa.ec.av.1 Namespace
The EU's age-verification issuer issues a 'Proof of Age' attestation in mso_mdoc format under the namespace eu.europa.ec.av.1, over OpenID4VCI. Here is what that namespace actually contains, how issuance works, and how to point your integration at the live reference issuer — with the caveat that it is a reference, not a production endpoint.