Judgment of the Court (Grand Chamber) of 21 April 2026.#Nederlandse Voedsel- en Warenautoriteit and Others v Stichting Rookpreventie Jeugd.#Reference for a preliminary ruling – Approximation of laws – Manufacture, presentation and sale of tobacco products and related products – Directive 2014/40/EU – Article 3(1) – Maximum emission levels for tar, nicotine and carbon monoxide – Article 4(1) – Measurement methods – Measurement of emission levels on the basis of the ISO standards referred to in Article 4(1) – Standards not published in the Official Journal of the European Union – Enforceability of those ISO standards – Article 2 TEU – Value of the rule of law – Requirement of free access to such standards.#Case C-155/24.