Shouldn't be a long inquiry, this tax is textbook discriminatory trade barrier. If you look at EU policy as france and germany protecting their perceived interests by targeting US tech companies it starts making sense, I think a rule of thumb there is: "if it hurts google it should be law".
> by targeting US tech companies It does not. In a preliminary evaluation, there are 26 companies that would match the criterias, 11 are not americans, 4 of them (that's 1/6th) are even french companies to begin with. • Vente de biens: Alibaba, Amazon, Apple, Ebay, Google, Groupon, Rakuten, Schibsted, Wish, Zalando. • Intermédiaire de services: Amadeus, Axel Springer, Booking, Expedia, Match.com, Randstad, Recruit, S…
Considering the rhetoric leading to this tax and the french government's many raids and failed investigations into US companies and their taxes it's difficult even with careful wording for the french government to deny the actual target of this tax in a WTO type setting.