Judgment of the General Court (Fourth Chamber, Extended Composition) of 16 December 2020.#International Skating Union v European Commission.#Competition – Association of undertakings – Speed skating events – Decision finding an infringement of Article 101 TFEU – Regulations of a sports federation – Balance between competition law and the specific nature of the sport – Sports betting – Court of Arbitration for Sport – Guidelines on the calculation of fines – Scope of territorial application of Article 101 TFEU – Restriction of competition by object – Corrective measures.#Case T-93/18.