News and insight

Our response following today’s announcement by the Department for Energy Security and Net Zero on reforms to the electricity system.

Outlines what energy suppliers have to do to support households and businesses with a Radio Teleswitch meter after the signal is switched off from 30 June 2025.

Amount of compensation households could get when a prepayment was installed and should not have, and how to get compensation.

Our blog on our work on Strategic Spatial Energy Plans.

Our blog on how we plan to recover costs in a fairer, more efficient and simpler way.

Our blog post on the latest developments in connections reform.

New smart meter standards and more compensation for customers facing long wait times for installations or repairs are set to be introduced next year.

The Supplier of Last Resort Levy Offset rule will ensure costs claimed by energy companies under the SoLR levy will be the liability of the failed supplier.

Our press release on Ofgem's cost allocation review.

Findings from a programme of domestic consumer research on energy pricing conducted in 2025. 

Findings on the experiences of energy consumers.

Findings on consumer understanding of energy deals.

List of all gas licensees including suppliers.

Our publication of Sizewell C Price Control Financial Instruments.

Non-confidential data for the market participants registered with Ofgem, including market participant names and registration codes.

Ofgem Chief Executive Jonathan Brearley's speech to the Future of Utilities conference, delivered on Wednesday 11 June 2025.

Ofgem CEO Jonathan Brearley's keynote State of the Market address at the Energy Networks Association on 15 April 2025.

Ofgem Chief Executive Jonathan Brearley's speech to Energy UK's Annual Conference delivered on 17 September 2024.