United Kingdom

• Regulatory · 1 May 2026Southern Water submits Development Consent Order for Havant Thicket Reservoir

  Southern Water submitted the Development Consent Order application for Havant Thicket Reservoir — the first new major UK reservoir in 30 years. DCO submitted, not yet consented, as of this cut-off; reservoir shell construction has been ongoing since 2022 under separate consents.

• Regulatory · 1 May 2026HS2 Ltd six-monthly Parliamentary report: total cost £87.7-102.7bn, Old Oak Common-Curzon Street opening 2036-2039

  HS2 Ltd's statutory six-monthly Parliamentary report (corroborated by the National Audit Office, June 2026) confirmed total programme cost of £87.7-102.7bn and revised the Old Oak Common-Curzon Street opening to 2036-2039, with the full Euston-Curzon Street route now targeted for 2040-2043. Forecasts, not achieved milestones.

• Project · 13 April 2026Rolls-Royce SMR and GBE-N sign Wylfa technology-design contract, backed by up to £599m National Wealth Fund loan

  Rolls-Royce SMR and Great British Energy – Nuclear signed a technology-design and site-specific-design contract for the Wylfa SMR programme, backed by a National Wealth Fund loan facility of up to £599m to Rolls-Royce SMR Limited (the technology company, not project-level debt). Pre-FID.

• High Speed 2 (HS2)Programme · Rail Infrastructure, High-Speed Rail, Transport Infrastructure, Strategic Infrastructure · Under Construction / Programme Reset
• Hinkley Point CProject · Nuclear Energy, Energy Infrastructure, Power Generation, Low-Carbon Infrastructure, Strategic Infrastructure · Under Construction
• HyNet North West Hydrogen & CCUS ClusterProgramme · Low-Carbon Infrastructure, Energy Infrastructure · Development / Planning — Contested Allocation (Undetermined)
• London Gateway Port ExpansionProject · Ports and Maritime, Logistics Infrastructure, Trade Infrastructure · Under Construction

• Energy Infrastructure
• Strategic Infrastructure
• Transport Infrastructure
• Offshore Wind

• Department for Energy Security and Net Zero (DESNZ)Government Entity
• Department for Transport (DfT)Government Entity
• Environment AgencyAuthority / Regulator
• Government of the United KingdomGovernment Entity

• 7 Steel UKReinforcement Steel / Rebar · Local Entity / Office
• AEI CablesElectrical Cables · Local Entity / Office
• Ainscough Crane HireCranes / Heavy Lifting · Local Entity / Office
• DP WorldDirect Market Coverage

A compact map of the legal topics InfraLex tracks for United Kingdom. Each card links to the full instrument list for that topic.