Grid Connections

Grid Connection Reform: What Gate 2 Means for Your Project

 

The UK's connection queue hit 800 GW — four times what net zero requires. NESO's Gate 2 reform is the most fundamental overhaul of the connections process in a generation. For developers, the window to act strategically is now.

 

Where Gate 2 Stands - June 2026

The reform is live but running behind schedule. Here is what matters for projects in the pipeline:

• Protected projects (connecting 2026–27) — first offers issued to a small number of Scottish transmission projects in February 2026; the wider protected cohort is still waiting

• Phase 1 transmission offers (pre-2030 connections) — being issued between mid-May and mid-September 2026

• Phase 1 distribution offers — expected from early July 2026, running approximately two months behind transmission

• Phase 2 offers (2030–35 connections) — transmission projects expected September 2026 to January 2027

• Distribution projects were the biggest losers — Phase 1 capacity was almost entirely allocated to transmission-connected schemes, drawing sharp criticism from the solar sector

 

The Strategic Reality

Gate 2 will ultimately reduce delays — but it structurally favours larger developers with the engineering resources to meet tighter evidencing requirements. Smaller developers face genuine disadvantage unless they prepare early.

 

The Broader Reform Picture

Three parallel developments are reshaping the connections landscape:

• AI Growth Zone fast-track — a new two-tier connection process, formally consulted on in March 2026, effectively creates a priority lane for strategic demand

• Developer-built connections — large developers constructing their own high-voltage infrastructure and transferring it to the network owner, bypassing queue bottlenecks entirely

• RIIO-3 price controls — setting the investment framework within which connection works are funded through the early 2030s

 

Game-Changing Innovation: Dynamic Line Rating

April 2026 brought a significant development that could unlock capacity without waiting for new infrastructure. National Grid is rolling out Dynamic Line Rating (DLR) across an additional 585 km of north-to-south transmission routes under a new five-year contract. DLR uses real-time sensors and weather data to calculate actual line capacity — safely increasing circuit throughput by an average of 8% — rather than relying on fixed conservative assumptions built decades ago. Once complete, over 900 km of network will operate on DLR, saving up to £50 million in consumer constraint costs and meaningfully expanding the capacity available to developers in congested regions. This is not speculative: installation by 2028, with early circuits operational now.

 

Talk to CM Energy Insight

Navigating the new connections landscape requires strategic clarity on queue positioning, evidencing requirements, and timing. The first conversation is always free and always confidential.