Ofgem sets tough new rulebook for grid investment as electricity demand rises

Ofgem has published the rules governing how Britain’s five electricity distribution network operators will plan and fund grid investment between 2028 and 2033.The scheme called ED3 will be introducing tighter cost controls, stronger consumer protections and financial penalties for underperformance.The Sector Specific Methodology Decision sets out how the five DNOs must justify investment against robust evidence, requiring networks to maximise existing grid capacity through flexible techno