
Energy Supply Regulation
Analysis of code modifications, consultations, and policy changes in the GB energy market, distilling complex regulation and licence conditions into actionable insights, supporting compliance, and keeping suppliers ahead of market rule changes.

Oversight of Industry Code Modifications and Regulatory and Policy Consultations

Stay Compliant With the Supplier Compliance Portal

Dedicated Domestic and Non-Domestic Supplier Forum
Real-Time Insight and Analysis of Energy Policy and Regulation
Regular and comprehensive updates to distil the complexity, keeping you reliably up to date with all the changes and saving you valuable time.

Identify Ahead of Time the Direct Impact of Regulatory Change to Suppliers – Always Stay Compliant
Objective and informative updates designed to be read quickly, and an impact classification outlining how proposals or decisions may impact your business.
Reduce Complexity and Understand the Key Details That Matter to You
Succinct summaries of complex decisions, consultations, modifications, helping market participants quickly grasp changes in one filterable and easy to navigate platform.


Direct Access to the Regulatory Experts With Regular Forums
The depth of knowledge provided by the experts at Cornwall Insight ensures regulatory change is always understood in the context of the wider energy market. Benefit from the decades of insight and expertise from our industry leading analysts.
Access Your Energy Solutions Via CATALYST
CATALYST is our fully integrated online portal exclusive to Cornwall Insight customers. It offers seamless access to all of Cornwall Insight’s subscription services in a single easy-to-use interface
Essential Products to Enhance Your Energy Supply Regulation Service
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Energy Supply Forecasts
Discover More: Energy Supply ForecastsDetailed forecasting of non-commodity costs including network charges and policy levies via quarterly in-depth modelling and API delivery to support supplier budgeting, tariff setting and risk strategies
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Energy Supply Market Intelligence
Discover More: Energy Supply Market IntelligenceData and intelligence covering energy suppliers and third-party intermediaries, including proprietary market share data, pricing analysis and financial information. This helps energy suppliers understand the competitive landscape, navigate risks, identify opportunities, and make informed strategic decisions.
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Industry Essentials GB
Discover More: Industry Essentials GBDetailed analysis on key industry topics, easily digestible and daily consolidated news, as well as an in-depth outlook for wholesale power and gas within the GB energy market and international commodity markets.
Latest Insights and Market Updates
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MHHS: Competitive Advantage or Compliance Burden for GB Suppliers?
How suppliers can turn MHHS from a compliance obligation into a source of competitive advantage.
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Breaking the Link: Inside the Government’s New Gas and Power Price Plans
The Government announced it will introduce measures to decrease the pressure that gas exerts on the electricity price in GB. What could this mean for the GB energy market?
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One Month On: How the Middle East Conflict Reshaped Global Energy Markets
Just over a month since the conflict in the Middle East began, its impact is being felt across global energy markets. Cornwall Insight analyst Alex Livingston explores how a series…
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Middle East Conflict and its Impact on Household Energy Tariffs
Rising political tensions in the Middle East have begun to influence the domestic retail energy market, with suppliers adjusting tariff offerings and withdrawing some fixed deals. While wholesale volatility has…
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What is Driving Multi-Year Low Capacity Market Prices?
The latest round of the Capacity Market auctions took place in the first two weeks of March 2026, with both T-1 and T-4 auctions seeing multi-year low clearing prices. In…
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Iran and the Potential Gas Crisis – Impacts to Ireland
The past three weeks have seen escalating conflict in the Middle East. While the human consequences will rightly remain the primary global focus, the repercussions are being felt in international…
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