anx_I__cpt_4__cpt_1__text_1
The scope of the TSIs shall be progressively extended to the whole rail system as referred to in Article 1(4). In order to deliver interoperability cost-effectively further subcategories of all categories of network and vehicles mentioned in this Annex will, where necessary, be developed. If necessary, the functional and technical specifications mentioned in Article 5(3) may vary according to the subcategory.
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Source: EUR-Lex (Cellar) · retrieved 2026-10-29 · Text as adopted (Official Journal); later amendments are not incorporated in this text.