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Suomi.fi messages and electronically provided tax mail — individual taxpayers

Attention begins.

These pages are for individual taxpayers, self-employed businesses (T:mi), agricultural and forestry operators.

For pages for corporate entities, click here

Attention ends

Starting in 2026, letters from the Tax Administration will only be delivered in electronic format to all those who use MyTax or other e-services. The related changes to Finnish laws on electronic services, official correspondence and the digital priority objective will enter into force later in 2026. Exact dates will be confirmed when parliamentary proceedings move forward.

However, you have the option to move on to e-correspondence with public authorities already now:

  • When you activate Suomi.fi Messages, your electronic inbox on Suomi.fi will become your only address for receiving mail from public authorities.
    • The correspondence consists of letters, documents, decisions, invoices, etc. from Finnish public authorities. No duplicates of the correspondence will be sent on paper. Suomi.fi Messages is an e-service of the DVV, the Finnish Digital Agency.
    • Users can read the letters, etc. on Suomi.fi, through a mobile app, and on the secure suomi.fi/messages pages. You can download the free app.
    • Please inform us of an e-mail address of yours, convenient for receiving notifications whenever you get new mail in your Suomi.fi inbox.
    • However, as for tax-related correspondence, you can always find the letters, decisions and other documents sent by the Tax Administration in MyTax; they will not go to Suomi.fi. The notifications of the Suomi.fi inbox are only for information: to tell you that you got mail. Your tax-related mail will appear in MyTax.
  • To decline electronically delivered correspondence from other public authorities, to only receive your tax mail electronically, you can just select electronic tax mail. Then you will get the letters, decisions, etc. from the Tax Administration only in MyTax, but other official mail will still be coming on paper.

See below for a complete set of instructions for disabling paper mail in different situations.

If your age is 18 or older, you will receive a message with a suggestion that you activate Suomi.fi Messages. You will see the message when you log in to MyTax or another e-service.

For instructions for Suomi.fi Messages, see Suomi.fi.

You can log in to MyTax to disable paper tax mail. Then you will get your letters, decisions, etc. from the Tax Administration only in MyTax, but other authorities will still send you paper letters.

How to give up paper tax mail:

  1. Log in to MyTax and select Manage your tax matters
  2. The welcome page will appear. Click Submit contact information for tax mail to type in your information. After that, paper tax mail will be disabled. 
  3. Type in your e-mail address or telephone number – or both. When you have a new decision or letter in MyTax, the Tax Administration will use the saved contact information to send you a notification. 
  4. If you typed a phone number, a question will appear: do want to update the phone number of your personal details in the Tax Administration’s database? Answer Yes or No as appropriate. If your answer is Yes, and some time later in the future, further information would be needed for your tax assessment, the Tax Administration would use this phone number to contact you. In general, the phone number is for the following purposes:
    • It will automatically be inserted into your tax returns, forms, requests and claims for adjustment that you submit in MyTax.
    • Tax officials can call you on the phone number.
    • The Tax Administration can send text messages to the phone number.
  5. You will no longer receive paper letters from the Tax Administration. When you have new tax mail in MyTax, we will send a notification. We will use the contact information you gave.
  6. You can submit more than one e-mail address to be saved by MyTax. For example, if you want a family member or someone else to receive notifications about new tax mail, you can add their e-mails into Email addresses of people managing taxes on the Taxpayer details tab.

The above changes will take effect immediately. 

In addition to Suomi.fi Messages, you can disable paper tax mail in MyTax. This means that you get all your official correspondence electronically in Suomi.fi and besides that, the Tax Administration will also inform you of new tax mail by e-mail or text.

Please note that if you want to receive paper mail later, you would need to cancel the settings not only in MyTax but also Suomi.fi.

How to give up paper tax mail:

  1. Log in to MyTax and select Manage your tax matters. 
  2. The Welcome page will appear. Click Submit contact information for tax mail to type in your information. After that, paper tax mail will be disabled. 
  3. Type in your e-mail address or telephone number – or both. When you have a new decision or letter in MyTax, the Tax Administration will use this as your contact information to send you a notification. 
  4. If you typed a phone number, a question will appear: do want to update the phone number saved in your personal details? Answer Yes or No as appropriate. If your answer is Yes, and some time later in the future, further information would be needed for your tax assessment, the Tax Administration would use this phone number to contact you. In general, the phone number is for the following purposes:
    • It will automatically be inserted into your tax returns, forms, requests and claims for adjustment that you submit in MyTax.
    • Tax officials can call you on the phone number.
    • The Tax Administration can send text messages to the phone number.
  5. You will no longer receive paper letters from the Tax Administration. When you have new tax mail in MyTax, we will send a notification. We will use the contact information you gave.
  6. You can submit more than one e-mail address to be saved by MyTax. For example, if you want a family member or someone else to receive notifications about new tax mail, you can add their e-mails into Email addresses of people managing taxes on the Taxpayer details tab.

The above changes will take effect immediately.  

If you do not submit your contact information in MyTax for tax mail and if you do not have Suomi.fi Messages enabled, you will continue to get your official correspondence by paper letters. 

You can authorise another person to manage taxes and tax mail on your behalf. This might be useful if you are uncomfortable with electronically provided services. You can give a family member an authorisation on Suomi.fi.

To do so is much more secure than to just let the family member use your e-bank security codes. The authorisation mandate called Managing tax affairs means that the family member will always enter their personal e-bank security codes – not yours – into the MyTax system. With the Managing tax affairs mandate, he or she can deal with your taxes and read your tax letters or tax decisions, etc. that you receive.

Instructions: Suomi.fi authorisations for taxes – how to grant and request authorisation

After you give the Managing tax affairs mandate to someone, you will continue to have the same rights as before. In the same way, you will also continue getting your tax mail on paper if you have received the letters, decisions, etc. on paper before – or alternatively, you will continue to receive them in electronic format if you have received them electronically so far. The Managing tax affairs mandate provides an opportunity to the other person to take care of a tax issue of yours when needed.

Another mandate you might consider giving someone is a permission for utilising Suomi.fi messaging on your behalf. Instructions on Suomi.fi: Acting on behalf of another person, using messages.

To get a Suomi.fi authorisation is much more secure than to obtain someone else’s e-bank security codes. After your family member signs in to Suomi.fi to give you the Managing tax affairs authorisation mandate, you will be entitled to see the family member’s MyTax account. You log in to MyTax with your personal e-bank security codes. This way, you can read any letters or decisions the Tax Administration sends, and deal with the family member’s taxes.

When you act on behalf of another person with Managing tax affairs, you can enter your personal e-mail address on the Taxpayer details tab under Email addresses of people managing taxes. After this, you will be receiving the family member’s tax-mail notifications to your personal e-mail address.

Even if you save the above settings and start receiving the notifications in your e-mail, it will not affect how the family member will receive letters from the Tax Administration. This means that the family member’s tax mail settings would only be changed to electronic if he or she logs in to MyTax with personal means of identification, such as a mobile certificate or e-bank security codes, and then selects to disable paper tax mail.

If you have the Managing tax affairs authorisation mandate, you can use MyTax on your family member’s behalf to select tax mail on paper, if needed. After this, he or she will always receive tax mail on paper.

How to enable paper tax mail:

  1. Log in to MyTax and select the person on whose behalf you are managing taxes.
  2. Go to Taxpayer details — Notification about selecting tax mail on paper.
  3. After the question: selecting paper tax mail? appears, select: I confirm that I select tax mail on paper.

In the event that the person who authorised you has passed away, the selection will be changed to paper. All the e-mail addresses will be removed. This means that none of the people managing taxes (whose e-mail addresses you had indicated) nor you will get notifications any more regarding the deceased person’s taxes. 

If you are under 18, you receive your tax mail on paper. If you want letters, decisions, etc. to be delivered electronically, you can activate Suomi.fi Messages if you have a Finnish personal ID and a personal identification method, such as a mobile certificate. When Suomi.fi Messages is enabled, you will get all correspondence from public authorities in electronic format only. If you are under 18, you cannot submit information through MyTax for receiving your tax mail.

As the parent or guardian of a child under 18, you can type your personal e-mail address into MyTax to start receiving notifications from the Tax Administration about new tax mail addressed to your child. Nevertheless, underage children always receive paper post if they do not have Suomi.fi Messages enabled. Add an e-mail address – as necessary – on the Taxpayer details tab under Email addresses of people managing taxes.

Being the parent or guardian, you can also change the Suomi.fi Messages settings on behalf of your underage child. Instructions on Suomi.fi: Acting on behalf of another person, using messages

Private guardians and attorneys always receive the principal person’s tax mail on paper. However, you can give your e-mail address in MyTax to receive a notification whenever he or she gets a letter, decision, etc. in MyTax. Add an e-mail address – as necessary – on the Taxpayer details tab under Email addresses of people managing taxes.

If your principal, i.e. the person under guardianship, has Suomi.fi Messages enabled, he or she will be notified via Suomi.fi when a letter is sent to you the guardian.

Under certain circumstances, a private guardian has an automatic right to use Suomi.fi on the principal’s behalf. Instructions on Suomi.fi: Guardianship

If you had Suomi.fi Messages and/or electronic tax mail on for some time, but you want to receive paper letters from the Tax Administration and other authorities again, you will need to submit one or both of the two requests described below, depending on the situation:

If you use both Suomi.fi Messages and MyTax for all tax mail:

  • Log in to MyTax to set a paper mail setting. This is done on the Taxpayer details tab.
  • As for Suomi.fi, go to the settings of Suomi.fi Messages to declare that you stop using Suomi.fi Messages. Instructions on Suomi.fi: Stop using Suomi.fi Messages.

If you are a user of Suomi.fi Messages only:

  • Go to the settings of Suomi.fi Messages to declare that you stop using Suomi.fi Messages. Instructions on Suomi.fi: Stop using Suomi.fi Messages. After this, you will also receive the correspondence from all other public authorities on paper.

If you move away from Finland, you will still receive tax mail electronically unless you change the settings. Before leaving Finland, it is recommendable that you select paper tax mail and stop using Suomi.fi Messages, as it may be that it will be difficult for you to sign in to MyTax later. This way, you will ensure that you receive paper mail not only from the Tax Administration but also from other Finnish authorities in the future.

You have the responsibility to update your e-mail address(es) in MyTax. You should make sure the contact information – an e-mail address and a phone number –  are suitable to save in your MyTax for receiving notifications about new mail in your inbox.

How to update e-mail addresses and/or phone in MyTax:

  1. Log in to MyTax, select Manage my tax matters
  2. Go to the Taxpayer details tab Contact information for tax mail
  3. Click the Update contact information button
  4. Enter the e-mail and/or phone number.

Please note that you cannot use MyTax for making updates to Suomi.fi. To save a new e-mail address for the Suomi.fi system, you need to do it directly in the settings of Suomi.fi Messages.

To update an e-mail on behalf of someone else, follow the instructions below:

  1. First, you must have the Managing tax affairs authorisation mandate.
  2. Log in to MyTax and select the person as appropriate.
  3. Go to the Taxpayer details tabContact information for tax mail.
  4. Click the Update contact information button.
  5. Enter the e-mail and/or phone as appropriate. 

How to verify the current MyTax settings

To see whether at the present time, the tax mail setting is electronic in MyTax – or by post: 

  1. Log in to MyTax and select Manage my tax matters.

  2. Select the Taxpayer details tab.

  3. Look up Delivery method for mail.

How to find the letters and decisions in MyTax

  1. First, you get a notification to your e-mail, phone or Suomi.fi app that you have new tax mail in MyTax. Note: the messages never contain a link that would take you to another e-service directly.

  2. Select the Communication tab.

  3. Under Decisions and letters, select Open decisions and letters.

  4. All the decisions and letters you have received during the past 12 months are listed on the page.

    To find decisions and letters that are over 12 months old or that have been opened or archived, use the search function.

    • If the tax decision is ready, you can see it on the list.
    • If you cannot find a decision on your personal income taxes for the tax year that has ended, it will mean that your information is still in process and that there may be changes affecting the tax assessment, up to the date when the Tax Administration has completed it. You will receive your tax decision by the end of October.

Suomi.fi Messages — instructions for use

The links below will take you to the Suomi.fi website.

Read more on Suomi.fi:

See a list of all organisations and services using Suomi.fi Messages

Suomi.fi Messages

Instructions for Suomi.fi Messages

Using mobile application

Use in a browser

Attention begins.

What are the benefits of Suomi.fi Messages and tax mail?

  • You get a secure communication service with excellent data protection.
  • You get a faster access to any news from the Tax Administration that concerns you.
  • You can stay informed, and manage taxes at your convenience.
  • Your documents will be archived in one place.
  • With less paper mail, you can satisfy global environmental concerns.
  • You can contribute to savings for the national budget.

Attention ends


Page last updated 1/29/2026