National Grid ESO is required to keep the lights on - at the least cost to consumers. In the Balancing Mechanism, this means that the cheapest available action should always be taken first. When a more expensive action is taken, it means a Bid or Offer has been “skipped”.

Market & Policy Updates
From merchant volatility to market reforms and evolving offtake models, de-risking BESS returns has become central to investment decisions in GB. In this session, we explore how revenues are changing, what’s driving the volatility, and the mechanisms helping investors secure more stable cash flows — from floors and tolls to the upcoming long-duration storage cap-and-floor scheme.23 hours ago



