Article 26 1. A Special Fund shall be set up in accordance with the relevant procedures of the General Assembly, to be administered in accordance with the financial regulations and rules of the United Nations, to help finance the implementation of the recommendations made by the Subcommittee on Prevention after a visit to a State Party, as well as education programmes of the national preventive mechanisms. 2. The Special Fund may be financed through voluntary contributions made by Governments, intergovernmental and non-governmental organizations and other private or public entities. PART VII Final provisions Article 27 1. The present Protocol is open for signature by any State that has signed the Convention. 2. The present Protocol is subject to ratification by any State that has ratified or acceded to the Convention. Instruments of ratification shall be deposited with the Secretary-General of the United Nations. 3. The present Protocol shall be open to accession by any State that has ratified or acceded to the Convention. 4. Accession shall be effected by the deposit of an instrument of accession with the Secretary- General of the United Nations. 5. The Secretary-General of the United Nations shall inform all States that have signed the present Protocol or acceded to it of the deposit of each instrument of ratification or accession. Article 28 1. The present Protocol shall enter into force on the thirtieth day after the date of deposit with the Secretary-General of the United Nations of the twentieth instrument of ratification or accession. 129