Article 9 - Entry into force

1. This Protocol shall enter into force on the first day of the month following the expiration of a period of two months after the date on which seven member States of the Council of Europe have expressed their consent to be bound by the Protocol in accordance with the provisions of Article 8.

2. In respect of any member State which subsequently expresses its consent to be bound by it, the Protocol shall enter into force on the first day of the month following the expiration of a period of two months after the date of the deposit of the instrument of ratification, acceptance or approval.