Last Updated 2024-05-29 Note This is the Official IANA Registry of URN Namespaces. Available Formats XML HTML Plain text Registries included below Formal URN Namespaces Informal URN Namespaces Formal URN Namespaces Registration Procedure(s) Expert Review, per Section 6 of [RFC8141]. Fast-track procedure for standards organizations described in Section 6.3. Expert(s) Peter Saint-Andre (team leader)