22In accordance with the principle of sincere cooperation enshrined in Article 4(3) TEU, the detailed procedural rules governing actions for safeguarding an individual’s rights under EU law must be no less favourable than those governing similar domestic actions (principle of equivalence) and must not render impossible in practice or excessively difficult the exercise of rights conferred by EU law (principle of effectiveness) (see, to that effect, judgments of 16 December 1976, Rewe-Zentralfinanz and Rewe-Zentral, 33/76, EU:C:1976:188, paragraph 5; of 14 December 1995, Peterbroeck, C‑312/93, EU:C:1995:437, paragraph 12; of 15 April 2008, Impact, C‑268/06, EU:C:2008:223, paragraph 46; and of 27 June 2013, Agrokonsulting-04, C‑93/12, EU:C:2013:432, paragraph 36).
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