To go back and modify information that is already encoded, use the chapters displayed on the left side menu of your screen. 

Use the tooltips (?) if you have any doubts about an answer to a question. 

If you wish to exit the questionnaire and resume it later, please be aware that your data will be automatically saved. You will be able to access it again via your Tax Area. 

To ensure optimal navigation, we recommend the use of one of the following (updated) browsers: Google Chrome - Mozilla Firefox - Safari - Edge Chromium.