As indicated in recital 44 to the Directive and according to the constant case-law of the Court of Justice, Member States may make reimbursement of the costs of cross-border healthcare subject to prior authorisation when it is both necessary and reasonable; such a scheme must also be based on objective and non-discriminatory criteria.
Direktive te u skladu sa stalnom sudskom praksom Suda, države članice mogu uvjetovati nadoknadu troškova prekogranične zdravstvene zaštite prethodnim odobrenjem ako je to nužno i razmjerno; taj se sustav isto tako mora temeljiti na objektivnim i nediskriminirajućim kriterijima.