Guides
Plain-English explainers on how Great Britain's electricity networks work: connections, price controls, charges, flexibility, storage and network build.
Connections reform and Gate 2 explained
Why Great Britain's connections queue was reformed, how the gated process works, and what it means for projects waiting to connect.
DNOs, IDNOs and ICPs: who does what
The companies that own, build and connect Great Britain's local electricity networks, and how competition in connections works.
RIIO price controls explained
How Ofgem decides what the network companies can spend and earn, and what they have to deliver in return.
Network charges explained: DUoS, TNUoS and BSUoS
How the cost of building and running Great Britain's electricity networks is shared between generators, storage and consumers.
How to get a grid connection
The main steps from first enquiry to energisation for a new or upgraded connection to a GB electricity network.
DSO and flexibility explained
How distribution networks are changing from passive wires to actively managed systems, and how customers get paid for flexibility.
Building the transmission network
Why Great Britain is building more transmission than at any time since the 1960s, and how projects are planned, funded and consented.
Grid storage explained
How batteries and long-duration storage earn money, connect to the grid and fit into a system running mostly on wind and solar.
Clean Power 2030 and strategic planning
The government's 2030 target for clean electricity, and the new national and regional plans that decide what gets built where.