Hendrik Putman, partner at the law firm Mythra, explained how cryptocurrencies in Belgian are (likely to be) taxed. - what are the potential bases for taxation? - what are indicators of "professional income"? - what are indicators of "miscellaneous income"? - is allocating the assets to (not ) for-profit corporations a good idea? - how does the bitcoin tool (https://mythra.be/bitcoin/) work ? - when is it reasonable to go for a tax ruling? - when is it reasonable to go for a tax documentation preparation? The context was the second (2019) edition of the Computational Law and Blockchain Festival (#CLBFest), Brussels' node.