We asked about whether the vast majority of the additional cost of energy to UK customers was going into increased profits for the energy sector. Energy UK told us that in looking at decoupling electricity and gas, the government should look at ensuring cheaper prices in the long term. Energy UK told us renewable energy companies that have been built under contracts for difference have been paying back in the last 18 months and as a result consumers have seen discounts on bills. It also highlighted the importance of government not rushing through reform to avoid unintended consequences such as high energy bills.72 67 C&AG’s Report, para 7 and Figure 2; Ofgem, What drives wholesale electricity prices in Britain?, 15 July 2016; Department for Business, Energy & Industrial Strategy, Review of Electricity Market Arrangements Consultation document, July 2022 68 Qq 121–126 69 Department for Business, Energy & Industrial Strategy, Review of Electricity Market Arrangements Consultation document, July 2022; Department for Business, Energy & Industrial Strategy, Review of Electricity Market Arrangements Summary of responses to consultation, 7 March 2023 70 C&AG’s Report, Early contracts for renewable electricity, Session 2014–15, HC172, 27 June 2014, Figure 4 71 Q 121 72 Qq 2, 17 Energy bills support 21