The Convention is often referred to as the "Vienna Convention." It was scheduled to be held in Vienna on March 22, 1985 and entered into force on September 22, 1988.

     China joined the Convention on September 11, 1989. On December 10 of the same year, the Convention entered into force for China.

     Foreword

     States Parties to the Convention, aware of the possible harmful effects of changes in the ozone layer on human health and the environment, recall the relevant provisions of the Declaration of the United Nations Conference on the Human Environment, in particular the twenty-first principle, which states that “in accordance with the Charter of the United Nations and the principles of international law, States have the sovereign right to develop their resources in accordance with their environmental policies, and they are also responsible for ensuring activities within its jurisdiction or control. They do not cause damage to the environment of other countries or the environment outside their own jurisdiction. The situation and special needs of developing countries. Noting the ongoing work and research of international and national organizations, in particular the United Nations Environment Programme's Ozone Layer World Action Plan, and noting the precautionary measures taken to protect the ozone layer at the national and international levels, and aware of the protection of the ozone layer Measures that do not change due to human activities require international cooperation and action, and should be based on relevant scientific and technical considerations, and be aware of the need to continue research and systematic observation. With a view to further developing scientific knowledge on the possible adverse effects of the ozone layer and its changes, and its determination to protect human health and the environment from the adverse effects of changes in the ozone layer, the agreement is as follows:

     Article 1 Definition

     For the purposes of this Convention:

     1. "Ozone layer" means the layer of atmospheric ozone above the planetary boundary layer.

     2. “Adverse effects” refers to changes in the natural environment or biota that have a detrimental effect on the composition, elasticity and productivity of human health or natural and managed ecosystems or substances beneficial to humans, including climate. The change.

     3. "Alternative technology or equipment" means the various technologies or equipment that may be used to mitigate or effectively eliminate emissions that may or may adversely affect the ozone layer.

     4. "Alternative substances" means substances that can alleviate, eliminate or avoid the unpleasant squeaking of the ozone layer of rabbits.

     5. “State Party” means a State Party to this Convention, unless otherwise indicated in the text.

     6. “Regional economic integration organization” means an organization composed of a regional sovereign state that has the authority to deal with matters governed by this Convention or its protocols and is fully authorized to sign, approve, accept, approve or add to it in accordance with its internal procedures. Related instruments.

     7. "Protocol" means the protocol to this Convention.

     Article 2 General obligations

     1. Each State Party shall take appropriate measures in accordance with the provisions of this Convention and the protocols to which it has acceded and which have entered into force. To protect human health and the environment from the adverse effects caused or likely to be caused by human activities that are sufficient to alter or possibly alter the ozone layer.

     2. For this purpose, each State Party shall be within its capabilities:

    Collaborate through systematic observation, research and data exchange to better understand and evaluate the impact of human activities on the ozone layer. And the effects of changes in the ozone layer on human health and the environment;

    Take appropriate legislative and administrative measures. Engage in cooperation and coordination of appropriate policies to control, limit, reduce or prohibit certain activities when they are found to be adversely affected by changes in certain human activities within their jurisdiction or control;

    Engage in cooperation to develop agreed measures, procedures and standards for the implementation of this Convention. With a view to adopting protocols and annexes;

    Cooperate with relevant international organizations to effectively implement the Convention and Protocol to which they are a party.

     3. The provisions of this Convention shall in no way affect the power of States Parties to adopt domestic measures other than those referred to in paragraphs 1 and 2 above in accordance with international law, nor shall they affect other domestic measures already taken by any State Party, As long as these measures differ, their obligations under this Convention conflict.

     4. The application of this article shall be based on relevant scientific and technical considerations.

     Article 3 research and systematic observation

     1. Each State Party initiates and conducts research and scientific evaluations, as appropriate, or through relevant international agencies, on the following issues and in cooperation with relevant international agencies:

    Physical and chemical processes that may affect the ozone layer;

    The effects of changes in the ozone layer on human health and other biological effects, especially the effects of changes in ultraviolet solar radiation with biological consequences;

    The climate impact of any changes in the ozone layer;

    The effects of any changes in the ozone layer and the changes in ultraviolet radiation that it causes on natural and synthetic materials useful to humans;

    Substances, practices, processes and activities that may affect the ozone layer, as well as their cumulative effects;

    Alternative substances and technologies;

    Related socioeconomic factors;

     And the issues detailed in Annexes I and II.

     2. Each State Party, with due regard to national legislation and related activities at the national and international levels, promotes or develops joint or complementary programmes, either directly or through relevant international agencies, as appropriate, to systematically observe the situation of the ozone layer. And other relevant parameters detailed in Annex 1.

     3. States Parties cooperate directly or through relevant international agencies to ensure regular and timely collection, verification and dissemination of research and observation data through appropriate world data centres.

     Article 4 Cooperation in law, science and technology

     1. Each State Party shall promote and encourage the exchange of scientific, technical, socio-economic, commercial and legal information relating to this Convention as detailed in Annex II. Such information should be made available to organizations that have their consent. Any such organization receives information that the provider considers to be confidential. It should be ensured that such information is not published and that it is aggregated before being provided to all States parties to protect their confidentiality.

     2. Each State Party shall cooperate to promote the development and transfer of technology and knowledge, either directly or through relevant international institutions, in accordance with its national laws, regulations and practices and with the care of the needs of developing countries. This cooperation should be carried out in particular through the following channels:

    Facilitate access to alternative technologies in other countries;

    Provide information on alternative technologies and equipment. Special manuals and guides are available;

    Provide the equipment and facilities needed for research work and systematic observation;

    Appropriate training for scientific and technical talent.

     Article 5 Submission of information

     Each State Party shall submit information to the Meeting of States Parties through the Secretariat in accordance with the provisions of Article 6 in accordance with the measures taken in the implementation of this Convention and its annexes to the Protocol in accordance with the format and time agreed upon by the Party in which the instrument is based.

     Article 6 Meeting of States Parties

     1. The Meeting of States Parties is hereby established. The first meeting of the Conference of the Parties shall be convened by the provisionally designated secretariat in Article 7 not later than one year after the entry into force of this Convention. Subsequent regular meetings of the meeting shall be held on schedule in accordance with the time specified in the first session.

     2. The Meeting of States Parties may hold extraordinary meetings at such other times as it deems necessary. If requested by any State Party in writing. An extraordinary meeting may also be held when the Secretariat transfers this request to the States Parties for at least one third of the States Parties within six months of their support.

     3. The Conference of the Parties shall, by consensus, agree and adopt its own rules of procedure and financial regulations for any subsidiary body that it may establish, as well as the financial provisions applicable to the functions of the Secretariat.

     4. The Conference of the Parties shall continue to keep under review the implementation of this Convention and shall:

    Provide for the form and interval of submission of information submitted in accordance with Article 5. And consider such information and reports submitted by any subsidiary body;

    Review scientific information on the ozone layer, on possible changes or possible effects of any such changes;

    Promote the coordination of appropriate policies, strategies and measures in accordance with the provisions of Article 2 to minimize emissions of substances that may cause changes in the ozone layer and make recommendations on other measures relevant to this Convention;

    Develop programmes for research, systematic observation, scientific and technological cooperation, information exchange, and transfer of technology and knowledge, in accordance with Articles 3 and 4;

    Amendments to this Convention and its annexes as needed, in accordance with the provisions of Articles 9 and 10;

    Consideration of amendments to any protocol and its annexes, which are recommended for adoption by States parties to such protocols after a decision has been taken;

    In accordance with the provisions of Article 10, consider and add to the annex to this Convention as needed;

    Review and adopt protocols as needed in accordance with the provisions of Article 8;

    Establish the subsidiary bodies required for the implementation of this Convention;

    Requests relevant international bodies and scientific committees, in particular the World Meteorological Organization, the World Health Organization and the Ozone Layer Coordination Committee, to provide services in scientific research, systematic observation and other activities related to the objectives of the Convention. And use the information provided by these organizations and committees;

    Consider and take any other action required to achieve the objectives of this Convention.

     5. The United Nations and its specialized agencies, the International Atomic Energy Agency, and any State not party to this Convention may participate as observers in meetings of the Conference of the Parties to this Convention. Any national or international agency, government or non-governmental organization, if qualified in any aspect of the protection of the ozone layer. It also declares to the Secretariat that it intends to attend the Meeting of the States Parties as an observer, and may participate in the meeting unless at least one third of the States Parties present it object. The participation of observers shall be governed by the rules of procedure of the Meeting of States Parties.

     Article 7 Secretariat

     1. The tasks of the Secretariat are as follows:

    Prepare and provide services for the meeting in accordance with Articles 6, 8, 9 and 10;

    Information arising from meetings received as a result of the provisions of Articles 4 and 5, as well as meetings held by bodies established under Article 6. Write and submit reports;

    Perform the tasks assigned to the Secretariat by any protocol;

    Prepare a report on the activities of the Secretariat in the implementation of its mandate under this Convention and submit it to the Meeting of States Parties;

    Ensure the necessary coordination with other relevant international agencies, in particular the administrative and contractual arrangements required to carry out their tasks effectively;

    Perform other tasks that may be designated by the Meeting of States Parties.

     2. The mandate of the Secretariat is temporarily implemented by the United Nations Environment Programme prior to the conclusion of the first meeting of the Conference of the Parties in accordance with the provisions of Article 6. The first meeting of the Conference of the Parties shall designate the Secretariat of the existing qualified international organizations that have indicated their willingness to implement the secretariat tasks under this Convention.

     Adoption of Article 8 Protocol

     1. The Conference of the Parties may adopt a protocol at a meeting in accordance with the provisions of article 2.

     2. The text of the draft of any protocol shall be submitted by the secretariat to the States Parties at least six months before the above-mentioned meeting.

     Amendment to Article 9 Convention or Protocol

     1. Any State Party may propose an amendment to this Convention or any Protocol. Such amendments should, among other things, take full account of relevant scientific and technical considerations.

     2. The amendment shall be adopted by the Meeting of States Parties at a meeting. Amendments to any protocol shall be adopted at a meeting of the States parties to the relevant protocol. Amendments to this Convention or any protocol, unless otherwise decided by the Protocol, shall be submitted by the Secretariat to the Contracting States at least six months before the meeting at which the proposed adoption of the Protocol is held. The Secretariat shall also submit the proposed amendments to the signatories to this Convention as information.

     3. Each State Party shall endeavour to reach an agreement on any amendment to this Convention by consensus. If all efforts are made to reach an agreement by consensus, the amendment shall be adopted by a three-fourths majority of the States Parties to the Convention present and voting. It shall be submitted by the depositary to all States Parties for ratification, approval or acceptance.

     4. Amendments to any protocol shall also apply to the procedure referred to in paragraph 3 above, but only a two-thirds majority of the States Parties to the Protocol present and voting shall be permitted.

     5. The approval, approval or acceptance of the amendment shall be notified in writing to the depositary. Amendments adopted in accordance with paragraphs 3 or 4 above shall be received after the depositary has received at least three-quarters of the States parties to the Convention or at least two-thirds of the States parties to the relevant Protocols for approval, approval or acceptance of the ninetieth The day entered into force between the States parties that accepted the amendment. The amendment will enter into force for any other State Party after it has deposited, approved or accepted the instrument for ninety days.

     6. For the purposes of this Article “States Parties present and voting” means States Parties that have participated in the meeting and voted in favour or against.

     Adoption and amendment of the annex to Article 10

     1. An annex to this Convention or an annex to any of its protocols shall form an integral part of this Convention or the relevant Protocol. Therefore, unless otherwise specified. References to this Convention or its Protocols also include annexes to this Convention or its Protocols. Such attachments shall be limited to scientific, technical and administrative matters.

     2. The proposing, adoption and entry into force of an annex to this Convention or Protocol, unless otherwise provided for in its annex to any protocol. The following procedures should apply:

    The annexes to this Convention shall be adopted in accordance with the procedures set forth in paragraphs 2 and 3 of Article 9, and the annexes to any protocol shall be submitted and adopted in accordance with the procedures set forth in paragraphs 2 and 4 of Article 9;

    Any State Party that does not endorse an annex to this Convention or an annex to any protocol to which it is a party shall, in writing, send a written objection to the depositary within six months of the notification by the depositary. The depositary shall notify all Contracting States immediately upon receipt of such a declaration. Any State Party may, at any time, cancel the previously issued objection and accept the addition of an annex. The relevant annex is effective for it;

    Six months after the depositary’s notification, the additional annex shall enter into force for all States Parties to this Convention or any relevant Protocol that have not issued a declaration in accordance with subparagraph (b) above.

     3. The adoption and entry into force of an amendment to the annex to this Convention or an annex to any protocol shall apply the same procedure as may apply to the adoption and entry into force of the annex to the Convention or the annex to the Protocol. The annex and its amendments should take into account in particular the relevant scientific and technical aspects.

     4. If an additional annex or amendment to any annex relates to an amendment to a convention or protocol, the addition of an annex or an amended annex shall not enter into force until the amendment to the Convention or its related Protocol has entered into force.

     Article 11 settlement of disputes

     1. In the event of a dispute between States Parties concerning the interpretation or application of this Convention, the State Party concerned shall seek a settlement by negotiation.

     2. If the relevant State Party is unable to reach a negotiation by negotiation