Hi Team, 
Since the 1st of January 2018, we have a new law called 'VAT anti-fraud Law'.
it concerns all e-commerce solutions and of course Open Source Platforms like Thirty Bees, Magento, Prestashop etc... 
will you be compliant one day ? 
a few details : https://community.dynamics.com/ax/f/33/t/266189 
https://community.dynamics.com/ax/f/33/t/266189
https://www.service-public.fr/professionnels-entreprises/actualites/A12301 (please use G. Translate) 
Thanks for your support 
J.