CELEX:62020CJ0415: Judgment of the Court (Second Chamber) of 28 April 2022.#Gräfendorfer Geflügel- und Tiefkühlfeinkost Produktions GmbH and F. Reyher Nchfg. GmbH & Co. KG vertr. d. d. Komplementärin Verwaltungsgesellschaft F. Reyher Nchfg. mbH v Hauptzollamt Hamburg.#Reference for a preliminary ruling – Customs union – Rights to the repayment or to the payment of sums of money levied or refused by a Member State in breach of EU law – Anti-dumping duties, import duties, export refunds and financial penalties – Concept of ‘breach of EU law’ – Misinterpretation or misapplication of EU law – Finding of a breach of EU law by a Court of the European Union or by a national court – Right to the payment of interest – Period covered by that payment of interest.#Joined Cases C-415/20 and C-419/20.