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".
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It comes after security was stepped up around the country following the Manchester Arena attack which killed 22 people.
A murderer nicknamed 'Houdini' after escaping the death penalty seven times has been given the lethal injection.
The distress signal sparked a police hunt in the area to find the person or group who made it.