(5)As an alternative provision, Poland proposes to apply Chapter 1.1 of Technical Standards concerning specific technical conditions for the upgrade or construction of railway lines up to Vmax ≤ 250 km/h Volume VII Telecommunications as applicable on 19 February 2026note, which lays down the possibility of using either GSM-R or the PKP radio system in a tunnel. The PKP radio system operates on the 150 MHz frequency band and is listed as a Class B voice radio system in point 3.4. of Annex II to Commission Implementing Regulation (EU) 2023/1695note. This national rule has been notified to the Commission and to the European Union Agency for Railways pursuant to Article 14(1), point (c) of Directive (EU) 2016/797, under rule ID PL-FI-2783-1-Anote.
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