Ofgem could force energy suppliers to pay rivals if they lure customers with cheaper deals
Ofgem is considering reintroducing a market stabilisation charge to protect energy suppliers from going bust due to customer switching during price volatility. This mechanism would require suppliers to compensate rivals if they attract customers with cheaper deals followi…
Intelligence analysis by Gemini 2.5 Flash Lite

The UK's energy regulator, Ofgem, is proposing to bring back a market stabilisation charge (MSC) to shield energy suppliers from financial collapse amid potential winter volatility. The MSC would penalize suppliers who aggressively attract customers with low prices when wholesale energy costs fall sharply, forcing them to pay a portion of the savings to their competitors, a move consu…
Imagine energy companies are like shops selling juice. If the price of oranges (wholesale energy) suddenly drops a lot, shops that bought lots of oranges earlier might lose money if everyone buys cheap juice from new shops. This new rule makes those new shops give some of their profit back to the old shops, so they don't go out of business. But it means the new shops can't offer juice as cheaply to you.
Analysis
Market Stabilisation Charge
The proposed reintroduction of the Market Stabilisation Charge (MSC) by Ofgem signals a proactive, albeit controversial, approach to managing the UK's volatile energy market. The charge, previously active from April 2022 to March 2024, was designed to act as a financial buffer for energy suppliers. Its core function is to mitigate the risk of suppliers going out of business when significant fluctuations in wholesale energy prices lead to a rapid exodus of customers to cheaper fixed-rate deals. Ofgem's interim director general, Neil Kenward, emphasized the need for such a mechanism, stating it "helps to protect consumers from that volatility" and ensures suppliers can "continue to secure the energy their customers need without taking unsustainable risks." The regulator is particularly concerned about potential price swings linked to the conflict in the Middle East, which could destabilize the market during the upcoming winter.
Martin Lewis
Consumer champion Martin Lewis has voiced strong opposition to the reintroduction of the MSC, likening it to a "switching penalty" that will ultimately harm consumers. His initial reaction to the charge in 2022 was one of intense criticism, though he later apologized for his "emotional rant." Lewis argues that the mechanism prevents new suppliers from passing on the full benefits of lower wholesale prices to customers because a significant portion of the savings must be handed over to the customer's previous supplier. This, he contends, will lead to "cheap fixes and switcher deals offered will be a lot more expensive, in order to protect energy firms’ profits." Lewis also questions the necessity of the charge, pointing to the substantial profits many energy companies have made since the MSC was last in effect and suggesting the market is now more stable, reducing the risk of widespread supplier failures.
Consumer Bills
Ofgem asserts that reactivating the MSC would not "automatically create charges or increase customer bills." However, the consultation seeks input on the specifics of its operation, including trigger levels for price drops (currently set at 10%), notice periods, and deactivation protocols. The regulator's stated aim is to "maintain a stable and resilient energy market and protect consumers from the costs and disruption that can arise when markets become unstable." This comes at a time when households are already facing elevated energy costs, with the government's price cap set to increase further in the coming months. Cornwall Insight forecasts an additional £149 annual increase in average bills by January. The potential for the MSC to dampen competition and inflate prices, despite Ofgem's assurances, remains a significant concern for consumer advocates and households bracing for higher energy expenditures.
Key points
- Ofgem is consulting on reintroducing a market stabilisation charge (MSC) for energy suppliers.
- The MSC aims to prevent suppliers from going bust due to customer switching during wholesale price volatility.
- Under the proposal, suppliers luring customers with cheaper deals after a 10% wholesale price drop would compensate rivals.
- Consumer advocates like Martin Lewis argue the MSC acts as a 'switching penalty', reducing consumer savings and competition.
- Ofgem claims the charge will not automatically increase bills but seeks views on its operational details.
If implemented carefully, the market stabilisation charge could prevent a repeat of the widespread energy supplier collapses seen previously, ensuring a more stable market and protecting consumers from the disruption and potential price spikes associated with supplier failures during volatile periods.
The reintroduction of the market stabilisation charge could stifle competition, deter suppliers from offering genuinely competitive deals to consumers, and ultimately lead to higher energy bills by protecting incumbent firms' profits at the expense of consumer savings.



