An excellent WHICH? Home Energy Planning series of helpful pointers here
If you pay the energy bills in your household in England, Scotland or Wales, you’re very likely to save money from 1 April. And thankfully, you don’t need to do anything to see the savings.
Estimates of exactly how much less you’ll pay vary, but the government has suggested that a household with typical energy use will save around £150 a year.
The change will apply to electricity rates. You’ll see a reduction regardless of the type of tariff you have, unlike the energy price cap, which only applies if you’re on a variable energy tariff.