I lead a payments team. US requirements around what we put on invoices: 0 EU requirements around what we put on invoices: Still figuring it out The technical

I lead a payments team. US requirements around what we put on invoices: 0 EU requirements around what we put on invoices: Still figuring it out The technical implementation is not difficult. It's dealing with all the lawyers and accountants who have to understand regulations of 27 different countries. There is a significant difference between "not regulated" and "regulated at all". The burden of understanding the regulation itself is a cost, even if the actual compliance turns out to be simple.