64Secondly, although the European investigation order is indeed an instrument based on the principles of mutual trust and mutual recognition, the execution of which constitutes the rule and refusal to execute is intended to be an exception which must be interpreted strictly (see, by analogy, judgment of 27 May 2019, OG and PI (Public Prosecutor’s Offices in Lübeck and Zwickau), C‑508/18 and C‑82/19 PPU, EU:C:2019:456, paragraph 45 and the case-law cited), the provisions of Directive 2014/41 however allow the executing authority and, more broadly, the executing State to ensure that the principle of proportionality and the procedural and fundamental rights of the person concerned are respected.
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