Judgment of the General Court (Fourth Chamber) of 8 July 2020.#Securitec v European Commission.#Public service contracts – Tender procedure – Maintenance of security installations in buildings occupied and/or managed by the Commission in Belgium and Luxembourg – Rejection of a tenderer’s offer – Award of the contract to another tenderer – Selection criteria – Illegality of a clause in the tender specifications – Equal treatment.#Case T-661/18.