“… the test that makes it possible to distinguish a transaction that has the effect of transferring funds and bringing about changes in the legal and financial situation …, which falls within the scope of the exemption concerned, from a transaction that does not have such effects and therefore, is outside its scope, is whether the transaction under consideration causes the actual or potential transfer of ownership of the funds concerned, or fulfils in effect the specific, essential functions of such a transfer …”
“… while the fact that the service provider concerned may directly debit and/or credit itself an account, or again act by means of accounting entries in accounts belonging to the same account holder, allows, in principle, the conclusion that that condition is met and that the service under consideration is exempted (see, to that effect, judgment of13 March 2014 , ATP PensionService, C-464/12, EU:C:2014:139, paragraphs 80, 81 and 85), the mere fact that that service does not directly involve such a task does not however mean that the possibility of its being within the scope of the exemption at issue should be immediately ruled out, given that the interpretation described in paragraph 38 of this judgment does not presuppose any particular method for effecting transfers …”