About Us
Agencia Notarial de Certificación S.L. Unipersonal (Centro Tecnológico del Notariado) is a Certificate Service Provider established in Spain issuig Qualified Certificates in compliance with all applicable requirements of Directive 1999/93/EC.
Centro Tecnológico del Notariado issues Qualified Certificates not only to the notary community, but also to the general public, including companies and individual persons. The e-signature portfolio is completed with TimeStamp and Validation Authority services.
General Certificate Policy
The General Certificate Policy sets out the rules and terms of service of Centro Tecnológico del Notariado PKI.
The TSA Practecise Statement and Policy sets out the rules and terms of service for the time-stamping service.
Certification Policy and CPSs
The Certification Policy and the Certification Practice Statements of the Entity establish the general and specific rules governing the issuance of certificates. The terms and conditions of use and issuance set out your obligations as a subscriber or relying party of a certificate issued by the Centro Tecnológico del Notariado. The Certification Authorities currently active are those of the 'V2 Hierarchy'. The '2025 Hierarchy' will gradually replace it from January 2026.
Certificate Policy Statements
A CPS is statement of the practices which a Certification Authority employs in issuing certificates.
PKI Disclosure Statement
The PKI disclosure statement summarise the key points of the CPS for the benefit of Subscribers and Relying Parties.
PKI disclosure statement is not intended to replace the CPS.
Certificate use terms
The certificate use terms sets out the rules and terms of service for the use of each of the certificates issued by Centro Tecnológico del Notariado. When a third party validates a certificate accepts these use terms.
Profile certificates
Certification authority
Agencia Notarial de Certificación S.L. Unipersonal (Centro Tecnológico del Notariado) was set up in July 2002 by the General Council of Notaries (CGN, in Spanish) with the aim to implement the ambitious technological modernization plan for the Spanish notary community (notary offices, notary associations and the CGN).
Centro Tecnológico del Notariado, with headquarters in Madrid and Sant Cugat del Vallès (Barcelona) gathers more than 300 highly-qualified innovative professionals with many years of experience who are experts in technology, specialized in the finance and public administration sectors, and devoted to implement and operate the telematic, communication and e-signature systems for for more than 2.800 notaries and 17 notary associations, as well as other clients
Root CA Hierarchies V2
Root CA Certificates:
Intermediate CA Hierarchies V2
Intermediate CA Certificates:
Hierarchies 2025
Time-stamp Authority
Qualified TSA Certificates:
Other Downloads
ARL Hierarchy V2
Root CA revocation lists (ARLs):
CRL Hierarchy V2
Intermediate CA revocation lists (CRLs):