British Gas will add a comparison table of its tariffs to its bills from April, so customers know whether they can save money by switching to another of its products.
An energy company whose sales staff made misleading claims to customers has agreed £4.5 million for needy households as part of a settlement with the regulator.
Solar panel subsidies could be slashed again by next year, the Government has said, after it confirmed the first cut in the feed-in tariff will happen from next month.