Opinion of Advocate General Hogan delivered on 10 June 2021.#Criminal proceedings against VAS Shipping ApS.#Request for a preliminary ruling from the Østre Landsret.#Reference for a preliminary ruling – Articles 49 and 54 TFEU – Freedom of establishment – National legislation requiring third-country nationals employed on a vessel flying the flag of a Member State to hold a work permit in that Member State – Exemption covering vessels that call at the Member State’s port no more than 25 times in a one-year period – Restriction – Article 79(5) TFEU – National legislation aimed at fixing the volumes of admission of third-country nationals coming from third countries to the territory of the Member State concerned in order to seek work, whether employed or self-employed.#Case C-71/20.