Energy providers will have to improve their services by "£12 a year less" than they normally would and then pass those savings on to consumers, OfGem have announced.
Speaking on Good Morning Britain OfGem's Maxine Frerk, said the changes should come into force "from next April" and savings "should flow into customer's bills from that point".
More top news
Uber may have broken UK law when it hushed up a major hack affecting 57 million customers and drivers worldwide, a minister has said.
The UN has described the treatment of Rohingya Muslims in Myanmar as a 'textbook case of ethnic cleansing'.
A UK study will explore whether dementia is more common in ex-professional footballers than in the normal population.