The Persistent Organic Pollutants Review Committee,

Having concluded in its decision POPRC-15/2 that the screening criteria set out in Annex D to the Stockholm Convention on Persistent Organic Pollutants have been fulfilled for Dechlorane Plus (CAS No. 13560-89-9) and its syn-isomer (CAS No. 135821-03-3) and anti-isomer (CAS No. 135821 74-8),

The Persistent Organic Pollutants Review Committee,

Having concluded in its decision POPRC-16/3 that the screening criteria set out in Annex D to the Stockholm Convention on Persistent Organic Pollutants have been fulfilled for UV-328 (CAS No. 25973-55-1),

The Persistent Organic Pollutants Review Committee,

Having completed an evaluation of the proposal by the European Union to list chlorpyrifos in Annexes A, B and/or C to the Stockholm Convention and having decided at its seventeenth meeting, in its decision POPRC-17/4, that the proposal meets the criteria set out in Annex D to the Convention,

The Persistent Organic Pollutants Review Committee,

Having completed an evaluation of the proposal by the United Kingdom of Great Britain and Northern Ireland to list chlorinated paraffins with carbon chain lengths in the range C14–17 and chlorination levels at or exceeding 45 per cent chlorine by weight in Annexes A, B and/or C to the Stockholm Convention on Persistent Organic Pollutants, and having decided at its seventeenth meeting, in its decision POPRC-17/5, that the proposal meets the criteria set out in Annex D to the Convention,

The Persistent Organic Pollutants Review Committee,

Having completed an evaluation of the proposal by Canada to list long-chain perfluorocarboxylic acids, their salts and related compounds in Annexes A, B and/or C to the Stockholm Convention on Persistent Organic Pollutants, and having decided at its seventeenth meeting, in its decision POPRC-17/6, that the proposal meets the criteria set out in Annex D to the Convention,

The Persistent Organic Pollutants Review Committee,

Having completed the analysis of information related to specific exemptions for decabromodiphenyl ether and short chain chlorinated paraffins requested by the Conference of the Parties to the Stockholm Convention on Persistent Organic Pollutants in paragraph 5 of decisions SC 8/13 and SC-8/14,

The Persistent Organic Pollutants Review Committee,

Recalling decision SC-6/4, by which the Conference of the Parties to the Stockholm Convention on Persistent Organic Pollutants adopted a process, set out in the annex to that decision, for the evaluation of perfluorooctane sulfonic acid, its salts and perfluorooctane sulfonyl fluoride pursuant to paragraphs 5 and 6 of part III of Annex B to the Stockholm Convention,

The Persistent Organic Pollutants Review Committee,

1. Decides to establish an intersessional working group on long-range environmental transport to further develop the draft document for use by the Committee in its consideration of long range environmental transport;

I. Opening of the meeting

1. The eighteenth meeting of the Persistent Organic Pollutants Review Committee was held at the headquarters of the Food and Agricultural Organization of the United Nations, Viale delle Terme di Caracalla, Rome, from 26 to 30 September 2022.

At its eighteenth meeting, in decision POPRC-18/1, the Persistent Organic Pollutants Review Committee adopted a risk management evaluation for Dechlorane Plus on the basis of the draft text contained in document UNEP/POPS/POPRC.18/2/Add.1, as revised during the meeting. The text of the risk management evaluation as adopted is set out in the annex to the present addendum, without formal editing.

At its eighteenth meeting, in decision POPRC-18/2, the Persistent Organic Pollutants Review Committee adopted a risk management evaluation for UV-328 on the basis of the draft text contained in document UNEP/POPS/POPRC.18/3/Add.1, as revised during the meeting. The text of the risk management evaluation as adopted is set out in the annex to the present addendum, without formal editing.

At its eighteenth meeting, in decision POPRC-18/4, the Persistent Organic Pollutants Review Committee adopted a risk profile for chlorinated paraffins with carbon chain lengths in the range C14 17 and chlorination levels at or exceeding 45 per cent chlorine by weight on the basis of the draft text contained in document UNEP/POPS/POPRC.18/5/Add.1, as revised during the meeting. The text of the risk profile as adopted is set out in the annex to the present addendum, without formal editing.

At its eighteenth meeting, in decision POPRC-18/5, the Persistent Organic Pollutants Review Committee adopted a risk profile for long-chain perfluorocarboxylic acids, their salts and related compounds on the basis of the draft text contained in document UNEP/POPS/POPRC.18/6/Add.1, as revised during the meeting. The text of the risk profile as adopted is set out in the annex to the present addendum, without formal editing.

Note by the Secretariat

I. Introduction

1. At its seventeenth meeting, the Persistent Organic Pollutants Review Committee adopted decision POPRC-17/2, on Dechlorane Plus (see UNEP/POPS/POPRC.17/13, annex I). In paragraph 3 of that decision, the Committee decided to establish an intersessional working group to prepare a risk management evaluation that included an analysis of possible control measures for Dechlorane Plus, in accordance with Annex F to the Stockholm Convention on Persistent Organic Pollutants.

Note by the Secretariat

As is mentioned in the note by the Secretariat on draft risk management evaluation: Dechlorane Plus (UNEP/POPS/POPRC.18/2), the annex to the present note sets out a full document of the risk management evaluation on Dechlorane Plus prepared by the intersessional working group. The present note, including its annex, has not been formally edited.

Note by the Secretariat

I. Introduction

1. At its seventeenth meeting, the Persistent Organic Pollutants Review Committee adopted decision POPRC-17/3, on UV-328 (see UNEP/POPS/POPRC.17/13, annex I). In paragraph 3 of that decision, the Committee decided to establish an intersessional working group to prepare a risk management evaluation that included an analysis of possible control measures for UV-328, in accordance with Annex F to the Stockholm Convention on Persistent Organic Pollutants.

Note by the Secretariat

As is mentioned in the note by the Secretariat on draft risk management evaluation: UV-328 (UNEP/POPS/POPRC.18/3), the annex to the present note sets out a full document of the risk management evaluation on UV-328 prepared by the intersessional working group. The present note, including its annex, has not been formally edited.

Note by the Secretariat

I. Introduction

1. At its seventeenth meeting, the Persistent Organic Pollutants Review Committee adopted decision POPRC 17/4, on chlorpyrifos (see UNEP/POPS/POPRC.17/13, annex I), in which the Committee decided to establish an intersessional working group to further review the proposal to list the chemical in Annexes A, B and/or C to the Stockholm Convention on Persistent Organic Pollutants and to prepare a draft risk profile in accordance with Annex E to the Convention.

Note by the Secretariat

As is mentioned in the note by the Secretariat on draft risk profile: chlorpyrifos (UNEP/POPS/POPRC.18/4), the annex to the present note sets out a full document of the risk profile for chlorpyrifos prepared by the intersessional working group. The present note, including its annex, has not been formally edited.

Note by the Secretariat

I. Introduction

1. At its seventeenth meeting, the Persistent Organic Pollutants Review Committee adopted decision POPRC 17/5, on chlorinated paraffins with carbon chain lengths in the range C14–17 and chlorination levels at or exceeding 45 per cent chlorine by weight (see UNEP/POPS/POPRC.17/13, annex I), in which the Committee decided to establish an intersessional working group to further review the proposal to list the chemicals in Annexes A, B and/or C to the Stockholm Convention on Persistent Organic Pollutants and to prepare a draft risk profile in accordance with Annex E to the Convention.

Note by the Secretariat

As is mentioned in the note by the Secretariat on draft risk profile: chlorinated paraffins with carbon chain lengths in the range C14–17 and chlorination levels at or exceeding 45 per cent chlorine by weight (UNEP/POPS/POPRC.18/5), the annex to the present note sets out a full document of the risk profile for chlorinated paraffins with carbon chain lengths in the range C14–17 and chlorination levels at or exceeding 45 per cent chlorine by weight prepared by the intersessional working group. The present note, including its annex, has not been formally edited.

Note by the Secretariat

I. Introduction

1. At its seventeenth meeting, the Persistent Organic Pollutants Review Committee adopted decision POPRC 17/6, on long-chain perfluorocarboxylic acids, their salts and related compounds (see UNEP/POPS/POPRC.17/13, annex I), in which the Committee decided to establish an intersessional working group to further review the proposal to list the chemicals in Annexes A, B and/or C to the Stockholm Convention on Persistent Organic Pollutants and to prepare a draft risk profile in accordance with Annex E to the Convention.

Note by the Secretariat

As is mentioned in the note by the Secretariat on draft risk profile: long-chain perfluorocarboxylic acids, their salts and related compounds (UNEP/POPS/POPRC.18/6), the annex to the present note sets out a full document of the risk profile for long-chain perfluorocarboxylic acids, their salts and related compounds prepared by the intersessional working group. The present note, including its annex, has not been formally edited.

Note by the Secretariat

I. Introduction

1. At its seventeenth meeting, in decision POPRC-17/7, the Persistent Organic Pollutants Review Committee decided to establish intersessional working groups on decabromodiphenyl ether and on short-chain chlorinated paraffins to update the reports on the review of information related to specific exemptions for those chemicals, taking into account the information provided pursuant to paragraphs 1 and 2 of the decision, the outcomes of the tenth meeting of the Conference of the Parties to the Stockholm Convention on Persistent Organic Pollutants and any relevant information that might subsequently be received in accordance with decisions adopted at that meeting, for consideration by the Conference of the Parties at its eleventh meeting. In the same decision, the Committee agreed to work in accordance with the workplan set out in the annex to document UNEP/POPS/POPRC.17/INF/12/Rev.1.

Note by the Secretariat

I. Introduction

1. Paragraph 5 of part III of Annex B to the Stockholm Convention on Persistent Organic Pollutants provides that the Conference of the Parties is to evaluate the continued need for perfluorooctane sulfonic acid (PFOS), its salts and perfluorooctane sulfonyl fluoride (PFOSF) for the various acceptable purposes and specific exemptions listed in Annex B, on the basis of available scientific, technical, environmental and economic information. According to paragraph 6 of part III of Annex B, the evaluation was to take place no later than in 2015 and every four years thereafter, in conjunction with a regular meeting of the Conference of the Parties.

Note by the Secretariat

I. Introduction

1. At its seventeenth meeting, in decision POPRC-17/10, the Persistent Organic Pollutants Review Committee requested the intersessional working group on long-range environmental transport established at its sixteenth meeting to further develop the draft document for the Committee on its consideration of long-range environmental transport and agreed to work in accordance with the workplan set out in the annex to document UNEP/POPS/POPRC.17/INF/16/Rev.1.

Note by the Secretariat

I. Introduction

1. In accordance with paragraph 28 of its terms of reference, the Persistent Organic Pollutants Review Committee prepares, for each of its meetings, risk profiles and risk management evaluations as required by Article 8 of the Stockholm Convention on Persistent Organic Pollutants. To undertake this task, the Committee establishes an intersessional working group for each chemical and agrees on a workplan for completing the draft risk profiles and risk management evaluations.

I. Opening of the meeting

1. The eighteenth meeting of the Persistent Organic Pollutants Review Committee was held at the headquarters of the Food and Agricultural Organization of the United Nations, Viale delle Terme di Caracalla, Rome, from 26 to 30 September 2022.

At its eighteenth meeting, in decision POPRC-18/1, the Persistent Organic Pollutants Review Committee adopted a risk management evaluation for Dechlorane Plus on the basis of the draft text contained in document UNEP/POPS/POPRC.18/2/Add.1, as revised during the meeting. The text of the risk management evaluation as adopted is set out in the annex to the present addendum, without formal editing.

At its eighteenth meeting, in decision POPRC-18/2, the Persistent Organic Pollutants Review Committee adopted a risk management evaluation for UV-328 on the basis of the draft text contained in document UNEP/POPS/POPRC.18/3/Add.1, as revised during the meeting. The text of the risk management evaluation as adopted is set out in the annex to the present addendum, without formal editing.

At its eighteenth meeting, in decision POPRC-18/4, the Persistent Organic Pollutants Review Committee adopted a risk profile for chlorinated paraffins with carbon chain lengths in the range C14 17 and chlorination levels at or exceeding 45 per cent chlorine by weight on the basis of the draft text contained in document UNEP/POPS/POPRC.18/5/Add.1, as revised during the meeting. The text of the risk profile as adopted is set out in the annex to the present addendum, without formal editing.

At its eighteenth meeting, in decision POPRC-18/5, the Persistent Organic Pollutants Review Committee adopted a risk profile for long-chain perfluorocarboxylic acids, their salts and related compounds on the basis of the draft text contained in document UNEP/POPS/POPRC.18/6/Add.1, as revised during the meeting. The text of the risk profile as adopted is set out in the annex to the present addendum, without formal editing.

Note by the Secretariat

A scenario note developed by the interim Chair of the Persistent Organic Pollutants Review Committee, Mr. Peter Dawson (New Zealand), to assist participants in preparing for the eighteenth meeting of the Committee, is set out in the annex to the present note.

Note by the Secretariat

A tentative schedule for the work of the Persistent Organic Pollutants Review Committee at its eighteenth meeting is set out in the annex to the present note. The schedule will be adapted as necessary as work progresses. The present note, including its annex, has not been formally edited.

Note by the Secretariat

1. In its decision SC-10/1, on the election of members of subsidiary bodies under the Stockholm Convention adopted at the online segment of the tenth meeting held from 26 to 30 July 2021, the Conference of the Parties to the Stockholm Convention on the Persistent Organic Pollutants confirmed the appointments of Ms. Ingrid Hauzenberger (Austria), Mr. Greg Hammond (Canada), Mr. Ved Prakash Mishra (India) and Mr. Syed Mujtaba Hussain (Pakistan), replacing the members previously designated by the respective Parties. The Conference of the Parties extended until the closure of the tenth meeting the terms of office of the 17 members of the Persistent Organic Pollutants Review Committee with terms of office otherwise ending on 4 May 2022.

Note by the Secretariat

1. The tenth meeting of the Conference of the Parties to the Stockholm Convention on Persistent Organic Pollutants was held back to back with the fifteenth meeting of the Conference of the Parties to the Basel Convention on the Control of Transboundary Movements of Hazardous Wastes and Their Disposal and the tenth meeting of the Conference of the Parties to the Rotterdam Convention on the Prior Informed Consent Procedure for Certain Hazardous Chemicals and Pesticides in International Trade, in two segments: an online segment from 26 to 30 July 2021 and face-to-face segment held from 6 to 17 June 2022 in Geneva.

Note by the Secretariat

As is mentioned in the note by the Secretariat on draft risk management evaluation: Dechlorane Plus (UNEP/POPS/POPRC.18/2), the annex to the present note sets out additional information relating to the draft risk management evaluation on Dechlorane Plus prepared by the intersessional working group on Dechlorane Plus. The present note, including its annex, has not been formally edited.

Note by the Secretariat

As is mentioned in the note by the Secretariat on draft risk management evaluation: Dechlorane Plus (UNEP/POPS/POPRC.18/2), the annex to the present note sets out a compilation of comments and responses relating to the draft risk management evaluation on Dechlorane Plus, submitted by the chair of the intersessional working group on Dechlorane Plus. The present note, including its annex, has not been formally edited.

Note by the Secretariat

As is mentioned in the note by the Secretariat on draft risk management evaluation: UV-328 (UNEP/POPS/POPRC.18/3), the annex to the present note sets out a compilation of comments and responses relating to the draft risk management evaluation on UV-328, submitted by the chair of the intersessional working group on UV-328. The present note, including its annex, has not been formally edited.

Note by the Secretariat

As is mentioned in the note by the Secretariat on draft risk profile: chlorpyrifos (UNEP/POPS/POPRC.18/4), the annex to the present note sets out additional information relating to the draft risk profile for chlorpyrifos prepared by the intersessional working group on chlorpyrifos. The present note, including its annex, has not been formally edited.

Note by the Secretariat

As is mentioned in the note by the Secretariat on draft risk profile: chlorpyrifos (UNEP/POPS/POPRC.18/4), the annex to the present note sets out a compilation of comments and responses relating to the draft risk profile for chlorpyrifos, submitted by the chair of the intersessional working group on chlorpyrifos. The present note, including its annex, has not been formally edited.

Note by the Secretariat

As is mentioned in the note by the Secretariat on draft risk profile: chlorinated paraffins with carbon chain lengths in the range C14–17 and chlorination levels at or exceeding 45 per cent chlorine by weight (UNEP/POPS/POPRC.18/5), the annex to the present note sets out additional information relating to the draft risk profile for chlorinated paraffins with carbon chain lengths in the range C14–17 and chlorination levels at or exceeding 45 per cent chlorine by weight prepared by the intersessional working group on those chemicals. The present note, including its annex, has not been formally edited.

Note by the Secretariat

As is mentioned in the note by the Secretariat on the draft risk profile: chlorinated paraffins with carbon chain lengths in the range C14–17 and chlorination levels at or exceeding 45 per cent chlorine by weight (UNEP/POPS/POPRC.18/5), the annex to the present note sets out a compilation of comments and responses relating to the draft risk profile for chlorinated paraffins with carbon chain lengths in the range C14–17 and chlorination levels at or exceeding 45 per cent chlorine by weight, submitted by the chair of the intersessional working group on those chemicals. The present note, including its annex, has not been formally edited.

Note by the Secretariat

As is mentioned in the note by the Secretariat on the draft risk profile: long-chain perfluorocarboxylic acids, their salts and related compounds (UNEP/POPS/POPRC.18/6), the annex to the present note sets out additional information relating to the draft risk profile for long-chain perfluorocarboxylic acids, their salts and related compounds, prepared by the intersessional working group on long-chain perfluorocarboxylic acids, their salts and related compounds. The present note, including its annex, has not been formally edited.

Note by the Secretariat

As is mentioned in the note by the Secretariat on draft risk profile: long-chain perfluorocarboxylic acids, their salts and related compounds (UNEP/POPS/POPRC.18/6), the annex to the present note sets out a compilation of comments and responses relating to the draft risk profile for long-chain perfluorocarboxylic acids, their salts and related compounds, submitted by the chair of the intersessional working group on long-chain perfluorocarboxylic acids, their salts and related compounds. The present note, including its annex, has not been formally edited.

Note by the Secretariat

As is mentioned in the note by the Secretariat on draft risk profile: long-chain perfluorocarboxylic acids, their salts and related compounds (UNEP/POPS/POPRC.18/6), the annex to the present note sets out a draft indicative list of long-chain perfluorocarboxylic acids, their salts and related compounds prepared by the intersessional working group on long-chain perfluorocarboxylic acids, their salts and related compounds. The present note, including its annex, has not been formally edited.

Note by the Secretariat

As is mentioned in the note by the Secretariat on the review of information related to specific exemptions for decabromodiphenyl ether and short-chain chlorinated paraffins (UNEP/POPS/POPRC.18/7), the annex to the present note sets out a draft report on the review of information related to specific exemptions for decabromodiphenyl ether, prepared by the intersessional working group on decabromodiphenyl ether. The present note, including its annex, has not been formally edited.

Note by the Secretariat

The annex to the present note sets out a report on the review of information related to specific exemptions for decabromodiphenyl ether prepared by the Persistent Organic Pollutants Review Committee at its eighteenth meeting on the basis of the draft report contained in document UNEP/POPS/POPRC.18/INF/15. The present note, including its annex, has not been formally edited.

Note by the Secretariat

As is mentioned in the note by the Secretariat on the review of information related to specific exemptions for decabromodiphenyl ether and short-chain chlorinated paraffins (UNEP/POPS/POPRC.18/7), the annex to the present note sets out a draft report on the review of information related to specific exemptions for short-chain chlorinated paraffins, prepared by the intersessional working group on short-chain chlorinated paraffins. The present note, including its annex, has not been formally edited.

Note by the Secretariat

The annex to the present note sets out a report on the review of information related to specific exemptions for short-chain chlorinated paraffins prepared by the Persistent Organic Pollutants Review Committee at its eighteenth meeting on the basis of the draft report contained in document UNEP/POPS/POPRC.18/INF/16. The present note, including its annex, has not been formally edited.

Note by the Secretariat

As is mentioned in the note by the Secretariat on the review of information related to specific exemptions for decabromodiphenyl ether and short-chain chlorinated paraffins (UNEP/POPS/POPRC.18/7), the annex to the present note sets out a compilation of comments and responses relating to the draft report on the review of information related to specific exemptions for decabromodiphenyl ether, submitted by the chair of the intersessional working group on decabromodiphenyl ether. The present note, including its annex, has not been formally edited.

Note by the Secretariat

As is mentioned in the note by the Secretariat on the review of information related to specific exemptions for decabromodiphenyl ether and short-chain chlorinated paraffins (UNEP/POPS/POPRC.18/7), the annex to the present note sets out a compilation of comments and responses relating to the draft report on the review of information related to specific exemptions for short-chain chlorinated paraffins, submitted by the chair of the intersessional working group on short-chain chlorinated paraffins. The present note, including its annex, has not been formally edited.

Note by the Secretariat

As is mentioned in the note by the Secretariat on the process for the evaluation of perfluorooctane sulfonic acid, its salts and perfluorooctane sulfonyl fluoride pursuant to paragraphs 5 and 6 of part III of Annex B to the Convention (UNEP/POPS/POPRC.18/8), the annex to the present note sets out a draft report on the assessment of alternatives to perfluorooctane sulfonic acid, its salts and perfluorooctane sulfonyl fluoride prepared by the intersessional working group on perfluorooctane sulfonic acid, its salts and perfluorooctane sulfonyl fluoride. The present note, including its annex, has not been formally edited.

Note by the Secretariat

The annex to the present note sets out a report on the assessment of alternatives to perfluorooctane sulfonic acid, its salts and perfluorooctane sulfonyl fluoride prepared by the Persistent Organic Pollutants Review Committee at its eighteenth meeting on the basis of the draft report contained in document UNEP/POPS/POPRC.18/INF/19. The present note, including its annex, has not been formally edited.

Note by the Secretariat

As is mentioned in the note by the Secretariat on the process for the evaluation of perfluorooctane sulfonic acid, its salts and perfluorooctane sulfonyl fluoride pursuant to paragraphs 5 and 6 of part III of Annex B to the Convention (UNEP/POPS/POPRC.18/8), the annex to the present note sets out a draft report on the evaluation of perfluorooctane sulfonic acid, its salts and perfluorooctane sulfonyl fluoride prepared by the Secretariat. The present note, including its annex, has not been formally edited.

Note by the Secretariat

1. As is mentioned in the note by the Secretariat on long-range environmental transport (UNEP/POPS/POPRC.18/9), annex I to the present note sets out a draft document on long-range environmental transport prepared by the intersessional working group on long-range environmental transport.

Note by the Secretariat

1. As is mentioned in the note by the Secretariat on long-range environmental transport (UNEP/POPS/POPRC.18/9), the annex to the present note sets out a compilation of comments and responses relating to the draft document on long-range environmental transport, submitted by the co-chairs of the intersessional working group on long-range environmental transport.

Note by the Secretariat

As is mentioned in the note by the Secretariat on draft risk management evaluation: Dechlorane Plus (UNEP/POPS/POPRC.18/2), the annex to the present note sets out further additional information on adverse effects of Dechlorane Plus prepared by the intersessional working group on Dechlorane Plus. The present note, including its annex, has not been formally edited.

Note by the Secretariat

The annex to the present note sets out further additional information on adverse effects of Dechlorane Plus updated by the Persistent Organic Pollutants Review Committee at its eighteenth meeting on the basis of the information contained in document UNEP/POPS/POPRC.18/INF/23. The present note, including its annex, has not been formally edited.

Note by the Secretariat

At its eighteenth meeting, the Persistent Organic Pollutants Review Committee considered the draft risk profile for chlorpyrifos set out in the annex to document UNEP/POPS/POPRC.18/4/Add.1 and prepared a revised version as set out in the annex to the present note. By decision POPRC-18/3, the Commtitte decided to defer its decision on the draft risk profile for chlorpyrifos to its nineteenth meeting. The present note, including its annex, has not been formally edited.