Meeting calendar and deadlines September 2026 - June 2027

The calendar of meetings for OSPAR from September 2026 - June 2027 is shown below

Document deadlines:

Draft agenda for OSPAR Commission meetings: to be circulated at least 8 weeks before the meeting.

Draft agenda for subsidiary bodies: to be circulated at least 6 weeks before the meeting.

Draft Decisions and Recommendations: to be submitted at least 12 weeks before the meeting of the subsidiary body at which they will be considered, and 5 weeks before the meeting of the OSPAR Commission meeting at which they are presented for adoption.

Documents submitted for discussion or information at a meeting shall be received by the Secretariat at least three weeks before the opening of a meeting of the Commission or of a subsidiary body.

Applications from Non-Governmental Observer Organisations for observer status: to be received at least 12 weeks before the meeting of the OSPAR Commission.

Acronym

Date

Name

Host

Location

Document deadline

JTG Ballast and Biofouling

15-16 September 2026

Joint HELCOM/OSPAR Task Group on Ballast Water Management Convention (BWMC) and Biofouling

Finland

Turku

Bonn Agreement

15-17 September 2026

Annual Meeting of the Bonn Agreement Contracting Parties

Sweden

Malmo

ICG-Noise(2) 2026

22 September 2026

Intersessional Correspondence Group on Underwater Noise

Online

WG-AOC(2) 2026

25 September 2026

Ad Hoc Working Group on Amendments to the OSPAR Convention

Online

ICG-ORED(2) 2026

29 September 2026

Intersessional Correspondence Group on Offshore Renewable Energy Development

Online

ICG-MSFD(2) 2026

29-30 September 2026

Intersessional Correspondence Group on the Marine Strategy Framework Directive

Belgium

Brussels

OSPAR Governance Workshop

1-2 October 2026

London

Secretariat

ICG-EMO/ICG-EUT workshop

w/b 5 October 2026

Intersessional Correspondence Group on Eutrophication Modelling/ Intersessional Correspondence Group on Eutrophication

Netherlands

WG COCOA

6-8 October 2026

Working Group on Changing Ocean Climate and Ocean Acidification

Belgium

Brussels

14 September 2026

ICG-ESA(2) 2026

15 October 2026

Intersessional Correspondence Group on Economic and Social Analysis

Online

JL

14-15 October 2026

Jurists/Linguists

UK

London, OSPAR Secretariat

EIHA(2) 2026

21-22 October 2026 (held over 2 mornings)

Environmental Impacts of Human Activities Committee

Online

29 September 2026

ICG-QSR(2) 2026

27 October 2026

Intersessional Correspondence Group on managing delivery of the next OSPAR assessment

Online

BDC HOD

October 2026 (held over two mornings)

[Heads of Delegation] Biodiversity Committee

Online

[HASEC HOD

Autumn 2026

Note: This meeting depends on whether a HASEC chair has been identified

[Heads of Delegation] Hazardous Substances and Eutrophication Committee

Online]

UNEP Regional Sea Conventions annual meeting

1/2 days during week 2-6 November (?) 2026

UK

London, OSPAR Secretariat

ICG-MPA

Week commencing 9 November 2026

Intersessional Correspondence Group on Marine Protected Areas

Netherlands

MIME(2) 2026

w/b 16 November 2026

Working Group on Monitoring and on Trends and Effects of Substances in the Marine Environment

CoG Workshop

17 November 2026 (morning: timing and format to be agreed)

Workshop – NEAES Lessons learned

London

OSPAR Secretariat

CoG(2) 2026

17-18 November 2026

(midday to midday )

Coordination Group

London

OSPAR Secretariat

26 October 2026

Indigenous Peoples Organisations

18 November 2026

Afternoon of 18 November

London

OSPAR Secretariat

HOD(2) 2026

19-20 November 2026

Heads of Delegation

London

OSPAR Secretariat

28 October 2026

ICG-POSH

24-26 November 2026

Intersessional Correspondence Group on implementation follow up of measures for the Protection of Species and Habitats

France

Paris

ICG-ML(2) 2026

7-9 December 2026

Intersessional Correspondence Group on Marine Litter

Online

[1st Conference of the Parties to BBNJ]

11- 22 January 2027

USA

NY, UN HQ

ICG-COBAM(1) 2027 proposed back-to-back with SuperCOBAM

18-22 January 2027

Intersessional Correspondence Group on Biodiversity Assessment and Monitoring

Netherlands

13th Informal Coordination Meeting of the Regional Seas surrounding Europe on the Implementation of the Regional Action Plans on Marine Litter

21-22 January 2027

UK

London, OSPAR Secretariat

ICG-Noise(1) 2027

26-28 January 2027

Intersessional Correspondence Group on Underwater Noise

UK, Scotland

Edinburgh

ICG-EUT

25-26 January 2027 – tbc

Intersessional Correspondence Group on Eutrophication

Joint meeting of ICG-EUT and INPUT

26-28 January 2027 – tbc

Intersessional Correspondence Group on Eutrophication and Working Group on Inputs to the Marine Environment

INPUT 2027

28-29 January 2027 - tbc

Working Group on Inputs to the Marine Environment

6 January 2027

23rd Inter Secretariat meeting

5-7 February 2027

UK

London, OSPAR Secretariat

CollArr 2027

Date to be identified between 7-28 February 2027 or in March

Collective Arrangement

Spain

Madrid

RSC 2027

8-12 February 2027

Radioactive Substances Committee

Netherlands

15 January 2027

ICG-ORED(1) 2027

23-24 February 2027

Intersessional Correspondence Group on Offshore Renewable Energy Development

TBD

BDC 27

1-5 March 2027

Biodiversity Committee

Germany

Vilm

5 February 2027

OIC

Week beginning 15 March 2027

Offshore Industry Committee

UK

Aberdeen

Easter weekend

26-29 March 2027

HASEC

5-9 April 2027

Hazardous Substances and Eutrophication Committee

Ireland

12 March 2027

EIHA

12-16 April 2027

Environmental Impacts of Human Activities Committee

Netherlands

19 March 2027

JL(1) 2027

w/b 19 April 2027

Jurists/Linguists

London

OSPAR Secretariat

NSN

20-21 April 2027

North Sea Network of Investigators and Prosecutors

Spain

Madrid

CVC(1) 2027

Early May 2027

Committee of Chairs and Vice-chairs

Online

CoG(1) 2027

18-19 May 2027

Coordination Group

London

OSPAR Secretariat

26 April 2027

HOD(1) 2027

19-20 May 2027

Heads of Delegation

London

OSPAR Secretariat

27 April 2027

OTSOPA

25-27 May 2027

Technical Working Group of the Bonn Agreement

Ireland

Dublin

[OSPAR pre-meeting

Xx June 2027

Placeholder for a pre-OSPAR meeting

Online]

OSPAR

21-24 June 2027

OSPAR Commission

Iceland

Reykjavik

28 May 2027