Capacity Market: consumer-led flexibility

From:: Department for Energy Security and Net Zero
Published: 16 December 2024
Last updated: 2 October 2025 — See all updates

Read the full outcome

Capacity Market: consumer-led flexibility - summary of responses

PDF, 244 KB, 23 pages

Detail of outcome

The government has issued a summary of the responses received from this call for evidence. Stakeholder views have been analysed and collated into this document. Government has and will continue to use the views shared as part of its ongoing policy development.

There have been no Capacity Market Rule or Regulations changes as a direct response to this call for evidence. Stakeholders are, however, encouraged to review and respond to the consultation published in parallel to this summary of responses which contains proposals informed by the feedback received.

Detail of feedback received

We received 28 responses to this consultation, from a variety of sources including:

DSR providers
delivery partners
electricity suppliers and generators
industry trade bodies

The government is grateful for the interest and responses to this call for evidence.

Original call for evidence

Summary

We are seeking views on improving consumer-led flexibility in the Capacity Market by improving categorisation of Demand Side Response technologies and the assurance processes surrounding testing and delivery.

This call for evidence ran from
10am on 16 December 2024 to 11:59pm on 17 February 2025

Call for evidence description

This call for evidence builds on the October 2023 Capacity Market Phase 2 Call for Evidence and engagement that followed. We are seeking views and evidence from stakeholders on a range of topics relating to consumer-led flexibility, delivered via Demand Side Response (DSR) mechanisms in the Capacity Market, such as:

Generating Technology Classes for DSR technologies
new de-rating factors for those technologies
management of aggregated DSR portfolios
improving Baselining Methodologies
introducing completion milestones for new DSR entering the CM

This call for evidence may be of interest to:

Capacity Market Participants
energy suppliers and DSR providers
trade bodies
consumer groups
Capacity Market delivery partners

This call for evidence is being published alongside a consultation which presents proposals to modernise Capacity Market Rules and improve participation and delivery assurance of consumer-led flexibility.

We encourage respondents to review both the consultation and the call for evidence in tandem, and respond to both using the online response form.

Read our consultation privacy notice.

Documents