Opinion of Advocate General Kokott delivered on 10 January 2019.#Skatteverket v Memira Holding AB.#Request for a preliminary ruling from the Högsta förvaltningsdomstolen.#Reference for a preliminary ruling — Corporation tax — Group of companies — Freedom of establishment — Deduction of losses of a non-resident subsidiary — Concept of ‘final losses’ — Merger-absorption of the subsidiary by the parent company — Legislation of the State of establishment of the subsidiary granting the deduction of losses in the context of a merger solely to the entity sustaining those losses.#Case C-607/17.