… According to settled case-law of the ECtHR, the ‘Engel criteria’ must be used in order to determine whether or not there was a ‘criminal charge’ within the meaning of Article 4 (‘Right not to be tried or punished twice’) of Protocol No. 7 to the
Convention
for the
Protection
of
Human
Rights
and Fundamental Freedoms. See, inter alia, judgments of 10 February 2009, Sergey Zolotukhin v. Russia, CE:ECHR:2009:0210JUD001493903, § 53, and of 15 November 2016, A and B v. …
… As a concluding footnote on that proposed answer, I note that such a solution would also be systematically consistent with EU internal instruments governing similar issues, such as Directive 2014/41/EU regarding the European Investigation Order (‘EIO’) in criminal matters, (46) or Framework Decision 2002/584/JHA on the
European
arrest
warrant
(‘EAW’). (47)
99. …
… That
mutual
trust
requires that the relevant competent authorities of the second Contracting State accept at face value a final decision communicated to them which has been given in the first Contracting State. (39)
86. …