Electronic certificates due to expire
For those taxpayers whose electronic certificate has expired or is due to expire, the AEAT permits the use of expired certificates on its e-Office in accordance with the provisions of Royal Decree 463/2020, of 14 March.
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If you have any questions about technical IT issues, you can call the following telephone numbers:
Telephone:901 200 347 or 91 757 57 77.
For information in Catalan:93 442 27 64