Opinion of Advocate General Saugmandsgaard Øe delivered on 2 April 2020.#Supreme Site Services GmbH and Others v Supreme Headquarters Allied Powers Europe.#Request for a preliminary ruling from the Hoge Raad der Nederlanden.#Reference for a preliminary ruling — Judicial cooperation in civil matters — Regulation (EU) No 1215/2012 — Article 1(1) — Scope — Civil and commercial matters — Jurisdiction — Exclusive jurisdiction — Article 24(5) — Disputes concerning the enforcement of judgments — Action brought by an international organisation and based on immunity from execution, seeking the lifting of an interim garnishee order and a prohibition on the levying of such an order in the future.#Case C-186/19.