Judgment of the Court (First Chamber) of 25 February 2021.#BU v Markt24 GmbH.#Request for a preliminary ruling from the Landesgericht Salzburg.#Reference for a preliminary ruling – Jurisdiction and the recognition and enforcement of judgments in civil and commercial matters – Regulation (EU) No 1215/2012 – Jurisdiction over individual contracts of employment – Provisions of Section 5 of Chapter II – Applicability – Contract entered into in a Member State for employment with a company established in another Member State – No work performed throughout the duration of the contract – Exclusion of the application of national rules of jurisdiction – Article 21(1)(b)(i) – Concept of the ‘place where or from where the employee habitually carries out his work’ – Contract of employment – Place of performance of the contract – Obligations of the employee towards his or her employer.#Case C-804/19.