On the e-invoice website, on September 17, 2021, it was announced that a demo version of the eFaktura (electronic invoice) system is available at

The demo version of the E-invoice System defines the following: granting authorization to other users of the system, setting up data on the business entity, creating an output invoice by type, downloading and printing an electronic invoice, loading XML files and uploading through the E-invoice System.

In order for the user to use the services of the E-invoice System, it is necessary to pre-register on the Electronic Identification Portal ( and to have a Qualified electronic certificate or parameters for two-factor authentication.

In order for a user to access an existing user account on the E-invoice System or register a new user account, it is necessary to select the “Log in” option on the home page. After that, they will be redirected to Electronic Identification Portal, where they can choose one of the two offered authentication methods.

Technical instructions can be downloaded at:

The technical instruction mentioned applies from January 1, 2022.

For additional information on registration on the Electronic Identification Portal, you can contact the Office for Information Technology and Electronic Administration at the following email address:

For information regarding registration and technical assistance for the use of the electronic invoice system, you can also contact the Ministry of Finance via the e-mail address below or via the portal.

Email address mail: [email protected]


Opening hours: Monday to Friday from 08-16h