Ofgem

Regulates gas and electricity markets in Great Britain and protects energy consumers.

This page describes law that varies by part of the UK. Each section flags the jurisdiction it applies to.

Overview

Ofgem is the regulator for Great Britain's gas and electricity markets. It sets the price cap on domestic energy tariffs, regulates network operators (DNOs and gas distribution), and enforces supplier obligations including switching, vulnerability protections, and smart meter rollout. Individual complaints go to the supplier first, then to the Energy Ombudsman.

What it handles

Supplier compliance and licence breaches
Network operator regulation
Renewable Energy Guarantees of Origin (REGOs)
Renewables Obligation and other support schemes

What it does not handle

Individual consumer compensation — go to the Energy Ombudsman

Official sources

https://www.ofgem.gov.uk

Last reviewed: 2026-05-21. This is legal information, not legal advice.