Judgment of the Court (Seventh Chamber) of 17 October 2019.#Argenta Spaarbank NV v Belgische Staat.#Request for a preliminary ruling from the Rechtbank van eerste aanleg te Antwerpen.#Reference for a preliminary ruling — Tax legislation — Corporation tax — Deduction for risk capital — Reduction of the amount deductible by companies with a permanent establishment in another Member State which generates exempt income under a double taxation convention — Article 49 TFEU — Freedom of establishment — Unfavourable treatment — No such treatment.#Case C-459/18.