Judgment of the Court (Fifth Chamber) of 11 January 2024.#G sp. z o.o. v W S.A.#Request for a preliminary ruling from the Sąd Okręgowy w Warszawie.#Reference for a preliminary ruling – Internal market in electricity – Directive 2009/72/EC – Article 3(5) and (7) – Consumer protection – Right to switch supplier – Non-household customer – Fixed-term, fixed-price electricity supply contract concluded with a small undertaking – Contractual penalty for early termination – National legislation limiting the amount of that penalty to the ‘costs and damages resulting from the contract’.#Case C-371/22.