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1. Any State may, at the time of signature or when depositing its instrument of ratification, acceptance, approval or accession, declare that it will only be bound by one or the other of Chapters I and II of this Protocol.
2. Any State having made such a declaration may, at any subsequent time, declare by means of a notification addressed to the Secretary General of the Council of Europe that it will be bound by the provisions of both Chapters I and II. Such notification shall take effect from the date of its reception.
3. Any Contracting Party which is bound by the provisions of both Chapters I and II may at any time declare by means of a notification addressed to the Secretary General of the Council of Europe that it will only be bound by one or the other of Chapters I and II. Such notification shall take effect six months after the date of the receipt of such notification.
4. The provisions of Chapter I or II, as the case may be, shall be applicable only between Contracting Parties which are bound by the Chapter in question.