29The Member States must also ensure that the rules of criminal procedure, laid down by national law, permit effective investigation and prosecution of offences linked to such conduct (see, to that effect, judgments of 17 December 2015, WebMindLicenses, C‑419/14, EU:C:2015:832, paragraph 65, and of 5 June 2018, Kolev and Others, C‑612/15, EU:C:2018:392, paragraph 55).
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