Check UCN Validity
In this page you will be able to check celab documents and their regulation. Most of documents issued by celab are marked with an UCN number. Before using such documents check their validity status and applicability in this web page. DO NOT USE OUR CERTIFICATE before checking them in this web site
The UCN number is composed by 12 digits and is written in the first page of the certificate
All the requested information will be sent to this email address only. So please do not insert random or temporary mail addresses.