This renewal does not affect the users of the Agency's electronic headquarters, who will be able to continue accessing it as they normally do .

Next November 17, 2022 the Tax Agency will proceed to renew the electronic certificate of the electronic headquarters.

In the case of entities that access from applications developed specifically to use the services of the Tax Agency it is necessary that they confirm that their systems will accept this new electronic certificate, since changes the Intermediate AC that signs the new electronic certificate of electronic office . To do this, it will be necessary for you to review whether your systems trust this new INTERMEDIATE AC.

These Entrust AC ROOT and AC INTERMEDIA public keys are attached below so they can be downloaded and configured if necessary.

• Root certification authority ( AC ROOT ) of the domain certificate Headquarters.agenciatributaria.gob.es

• Intermediate certification authority ( AC INTERMEDIA ) of the new certificate of the domain sede.agenciatributaria.gob.es

Likewise, the new certificate of the electronic office is attached.