Judgment of the General Court (Sixth Chamber) of 22 September 2021.#Altice Europe NV v European Commission.#Competition – Concentrations – Telecommunications sector – Decision imposing fines for putting into effect a concentration before it has been notified and authorised – Article 4(1), Article 7(1) and Article 14 of Regulation (EC) No 139/2004 – Legal certainty – Legitimate expectations – Principle of legality – Presumption of innocence – Proportionality – Gravity of the infringements – Implementation of the infringements – Exchange of information – Amount of fines – Unlimited jurisdiction.#Case T-425/18.