The tax return - for end-user systems

You’ll find technical documentation for the tax return, information on how to test your system, and other useful tips at GitHub:

The tax return (GitHub)

Overview of the contents in the tax return

You’ll find an overview of the fields, texts, and other contents in the tax return for individuals and businesses, including the business information, here:

Overview of the contents in the tax return

Here you will find information about the operational status of the Tax Administration’s and the National Population Register’s services. You can also subscribe to operational notices.

If you need professional or technical assistance related to the integration with the tax return, please contact us at:

Email: [email protected]

In case of other enquiries, please contact us in the usual way.

Read more about:

The tax return for individuals

The tax return for self-employed persons