Energy bills will rise for millions of households in Great Britain from January, after the industry regulator announced a surprise increase in gas and electricity costs.

The energy regulator, Ofgem , said on Friday that the quarterly price cap covering January to March will rise by 0.2% for the average annual dual fuel energy bill to £1,758, from £1,755 in the current quarter.

Ofgem said, when adjusting for inflation, the cap is 2%, or £37, lower than the same period in 2025. Use smart tech, turn heat down, service boilers: how to save money on energy bills Read more

The change in the cap – which dictates the maximum that suppliers can charge their 29 million household customers for each unit of gas and electricity – amounts to an increase of 28p a month for an average household

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