Document ID: chunk:federal_register_of_legislation:C2024C00562:schedule:4:p8
Version: federal_register_of_legislation:C2024C00562
Segment Type: schedule
Provision Reference: sch 4 (pt 8/10)
Character Range: 239800–242702

with the depositary.*
2. For each State ratifying, accepting, approving or acceding to the Convention after the date of deposit of the twenty first instrument of ratification, acceptance or approval, the Convention shall enter into force on the thirtieth day after the deposit by such State of its instrument of ratification, acceptance, approval or accession.

Article 20
1. Without prejudice to article 16 a State Party may propose amendments to this Convention. The proposed amendment shall be submitted to the depositary who shall circulate it immediately to all States Parties. If a majority of States Parties request the depositary to convene a conference to consider the proposed amendments, the depositary shall invite all States Parties to attend such a conference to begin not sooner than thirty days after the invitations are issued. Any amendment adopted at the conference by a two‑thirds majority of all States Parties shall be promptly circulated by the depositary to all States Parties.
2. The amendment shall enter into force for each State Party that deposits its instrument of ratification, acceptance or approval of the amendment on the thirtieth day after the date on which two thirds of the States Parties have deposited their instruments of ratification, acceptance or approval with the depositary. Thereafter, the amendment shall enter into force for any other State Party on the day on which that State Party deposits its instrument of ratification, acceptance or approval of the amendment.

Article 21
1. Any State party may denounce this Convention by written notification to the depositary.
2. Denunciation shall take effect one hundred and eighty days following the date on which notification is received by the depositary.

Article 22
The depositary shall promptly notify all States of:
    (a) each signature of this Convention;
    (b) each deposit of an instrument of ratification, acceptance, approval or accession;
    (c) any reservation or withdrawal in accordance with article 17;
    (d) any communication made by an organization in accordance with paragraph 4(c) of article 18;
    (e) the entry into force of this Convention;
    (f) the entry into force of any amendment to this Convention; and
    (g) any denunciation made under article 21.

Article 23
The original of this Convention, of which the Arabic, Chinese, English, French, Russian and Spanish texts are equally authentic, shall be deposited with the Director General of the International Atomic Energy Agency who shall send certified copies thereof to all States.

IN WITNESS WHEREOF, the undersigned, being duly authorized, have signed this Convention, opened for signature at Vienna and at New York on 3 March 1980.

ANNEX I

Levels of Physical Protection to be Applied in International Transport of Nuclear Material as Categorized in Annex II

1. Levels of physical protection for nuclear