Stephen Littlechild and the other former energy regulators recently submitted their response to CMA on Supplemental Remedies. In their response they argue that prohibiting Standard Variable Tariffs would overrule customer preferences. It would be better to promote more competition for SVTs. They also propose an alternative way forward, to recognise that the extent of Ofgem’s post-2008 interventions make it difficult to make an informed judgement on whether other factors have an adverse effect on competition.
The full response can be found here