58First, as Article 4 of the Schengen Protocol provides, that protocol reserves to those two Member States the right to apply at any time to take part in only certain provisions of the acquis in force on the date of the application to take part. Second, that protocol reserves to those Member States, under the second subparagraph of Article 5(1), the option of not taking part in proposals and initiatives to build upon that acquis.
Source: EUR-Lex, © European Union, 1998-2026. Reuse authorised under Decision 2011/833/EU.