When you log in to MyTax on 1 June or thereafter, your tax-related letters will change from paper to electronic form automatically. Read more about the changes.
Power of attorney for managing tax matters of a company (3804e)
This power of attorney is not a letter of authorisation for giving permission to someone for accessing MyTax or other Tax Administration e-services on your behalf. To use our e-services on the behalf of another person or company, you will need a Suomi.fi authorisation. How to grant a Suomi.fi authorisation
Complete this form in your company’s name to authorise a natural person or an organisation to deal with a single tax-related matter.
The party whom you authorise must present the completed form to the Tax Administration. This can be done by letter, enclosing the completed form with the other documents.
Download the form
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Page last updated 3/1/2024