Belgium Useful Links
Federal Public Service Finance provides information on all aspects of taxation, almost all of which is available only in Dutch and French. You can track the progress of your tax return through FPS Finance application Minfin.
Portail de la Wallonie has information in French on regional taxes in Wallonia.
Find an accounting expert through the website of the Instituut van de Accountants en de Blastingconsulenten (French or Dutch only).