Imbalance Settlement Group (ISG)

The ISG is responsible for overseeing the operation of the Imbalance Settlement processes and systems in the Central Volume Allocation (CVA) Market.

Want to join the meeting?

Our Panel meetings are held both virtually and in-person. If you would like to join a meeting, please email [email protected] . To enhance the meeting experience we have created a set of principles to be followed when holding online meetings. These principles will be highlighted at the beginning of each meeting to improve your virtual meeting experience.

Join the committee

Three vacancies have become available for the ISG. If you are interested please complete the application form on our website, setting out your relevant experience/expertise for the Committee(s) you are interested in. 

2022 Meeting dates

The ISG publishes the proposed agenda approximately 5 working days ahead of each meeting. A full collection of documents are circulated on Paper Day.


Paper day

Meeting date


Tuesday 4 January 2022

Tuesday 11 January 2022


Tuesday 25 January 2022

Tuesday 1 February 2022


Tuesday  22 February 2022

Tuesday 1 March 2022


Tuesday 29 March 2022

Tuesday 5 April 2022


Tuesday 26 April 2022

Tuesday 3 May 2022


Tuesday 31 May 2022

Tuesday 7 June 2022


Tuesday 28 June 2022

Tuesday 5 July 2022


Tuesday 26 July 2022

Tuesday 2 August 2022


Tuesday 30 August 2022

Tuesday 6 September 2022


Tuesday 27 September 2022

Tuesday 4 October 2022


Tuesday 25 October 2022

Tuesday 1 November 2022


Tuesday 29 November 2022

Tuesday 6 December 2022

Attending ISG Meetings

Please contact the ISG secretary if you want to attend the open session of any ISG meeting.

ISG processes and systems

The processes are associated with the operation of the Central Services Agents:

  • Balancing Mechanism Reporting Agent (BMRA),
  • Central Data Collection Agent (CDCA),
  • Central Registration Agent,
  • Energy Contract Volume Aggregation Agent (ECVAA),
  • Settlement Administration Agent (SAA),
  • Funds Administration Agent (FAA)
  • Interconnector Administrator.



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