The certificate selected to log on to the Tax Agency e-Office does not match the one selected to sign

  • When you try to get a tax certificate, if you receive the error message "The certificate selected to log on to the Tax Agencye-Office does not match the one selected to sign.Please shut down ALL browsers and try again, making sure you select the same certificate when you log on to the E-Office and in the signature process", check that the details on the certificate are the same as the ones registered in the Tax Agency census.

    Error

    Follow these instructions to check the data recorded by the holder (private individual/legal entity) and, if applicable, their representative (private individual) in the electronic certificate:

    If you use Internet Explorer or Google Chrome with Windows

    To go to certificate details on Internet Explorer, go to "Tools" (the little cog symbol), "Internet options", select the "Contents" tab and click "Certificates. On Google Chrome, press "Customise and control Google Chrome" (three horizontal line spring icon), "Settings", "Show advanced settings", "HTTPS/SSL", "Manage certificates".

    The certificate you want to use to sign should be in the "Personal" tab. Double click on the certificate name and in the new window, select "Details".Mark "All" in the "Display" section, select the field "Alternative name" and check the information appearing on the lower screen, which should be the same as the data recorded in the Tax Agency census.

    Personal Tab

    Example ofFNMT private individual certificate.

    The details are shown in the following order:Name of the individual, first surname, second surname and tax code.

    Individual

    For FNMT certificates for legal entities:

    1. Certificate of the representative for sole and joint directors.The details are shown in the following order:Name of the associated individual, first surname, second surname, tax code, registered activity, VAT number of the legal entity, type of directorship, mercantile registry details

    2. Certificate for representatives of a legal entity.The details are shown in the following order:Name of the individual, first surname, second surname, tax code, registered activity, VAT number of legal entity.

    3. Certificate for representative of a non-incorporated entity.The details are shown in the following order:Name of the individual, first surname, second surname, tax code, registered activity, VAT number of legal entity.

    If you use Mozilla Firefox (All operating system)

    Go to "Tools"."Options" in Windows, "Firefox", " Preferences" in Mac and "Edit" "Preferences" in Linux, then select "Advanced", "Certificates", "View certificates".

    The certificate you want to use to sign should be in the "Your certificates" tab. Double click on the certificate name and in the new window, select "Details".Mark "Alternative certificate subject name" in the "Certificate fields" section and check the information appearing on the lower screen, which should be the same as the data recorded in the Tax Agency census

    Example ofFNMT private individual certificate.

    The details are shown in the following order:Name of the individual, first surname, second surname and tax code.

    Firefox

    For FNMT certificates for legal entities:

    1. Certificate of the representative for sole and joint directors.The details are shown in the following order:Name of the associated individual, first surname, second surname, tax code, registered activity, VAT number of the legal entity, type of directorship, mercantile registry details

    2. Certificate for representatives of a legal entity.The details are shown in the following order:Name of the individual, first surname, second surname, tax code, registered activity, VAT number of legal entity.

    3. Certificate for representative of a non-incorporated entity.The details are shown in the following order:Name of the individual, first surname, second surname, tax code, registered activity, VAT number of legal entity.

    If you use Safari or Google Chrome with Macintosh

    Go to certificate details from the Mac keychain.Go to 'Finder', 'Applications', 'Utilities', 'Keychain Access'.

    The certificate will appear in the "My certificates" section under "Start session". Double click on the certificate and select the "Details" tab on the new window.Look for the "Public key data" section and then find the group "Directory name", "Other name".

    Example ofFNMT private individual certificate.

    The details are shown in the following order:Tax code of the individual, second surname, first surname, first name.

    Safari

    For FNMT certificates for legal entities:

    1. Certificate of the representative for sole and joint directors.The details are shown in the following order:mercantile registry details, type of directorship, VAT number of the entity, registered activity, tax code of the related individual, their second surname, first surname and first name.

    2. Certificate for representatives of a legal entity.The details are shown in the following order:VAT number of the entity, registered activity, tax code of the related individual, their second surname, first surname and first name.

    3. Certificate for representative of a non-incorporated entity.The details are shown in the following order:RA, VAT number of the entity, business name, tax code of the related individual, their second surname, first surname and first name.

    Then go to our website and see how this data is recorded in the Tax Agency census on the E-Office, "All procedures" "Censuses, VAT number and tax address", "Censuses", "Forms 030.Taxpayer census-Statement of registration on the tax census, changes of address and/or change of personal details.", "Check a third party tax code on the census".

    Instructions are provided in the following link:

    Selected certificate connect E-Office Tax Agency defer sign browsers connection
  • NIF Verification third-parties census purposes census
    Tax identification service - Verifying the Personal Tax ID of a third-party for census purposes
  • If the details on the census:VAT number, surnames and name or business name to not match the details on the electronic certificate, a new certificate will need to be issued.Useful links contains instructions for obtaining a new certificate.

    Useful links:

    Selected certificate connect E-Office Tax Agency defer sign browsers connection
  • Información y pasos para obtener un certificado electrónico