RIIO-T1 Price Control

Publications and updates

  • Published: 13th Mar 2019
  • Closing: 11th Apr 2019
  • Consultations and responses
  • 6 Associated documents
Notice proposing modifications to the gas transmission regulatory instructions and guidance (RIGs) and reporting templates for 2018-19 annual reporting.

  • Published: 18th Dec 2018
  • Decisions, Guidance
  • 2 Associated documents
We issued a notice on 3 November 2018, proposing changes to the Stakeholder Engagement Incentive (SEI) guidance. We have considered the responses we received and this direction formally issues the SEI Guidance document.

  • Published: 23rd Nov 2018
  • Decisions
  • 3 Associated documents
This letter sets out our decision on the gas and electricity Transmission Operators and Gas Distribution Network Operators Stakeholder Engagement Incentive for 2017-18.

  • Published: 19th Jun 2018
  • Decisions
  • 6 Associated documents
Decision on National Grid Gas Transmission’s proposed modifications to its Network Output Measures (NOMs) Methodology

  • Published: 17th May 2018
  • Closed: 20th Jun 2018
  • Consultations and responses
  • 12 Associated documents
We are now launching phase 1 of our stakeholder consultation process for the RIIO-1 price control reopeners.

  • Published: 27th Apr 2018
  • Decisions
  • 5 Associated documents
Direction relating to a modified set of gas transmission regulatory instructions and guidance (RIGs) and reporting templates for 2017-18 annual reporting.

  • Published: 13th Feb 2018
  • Decisions
  • 10 Associated documents
Modifying National Grid’s electricity transmission licence to reduce the impact of pre-existing transmission lines in nationally designated landscape.

  • Published: 18th Dec 2017
  • Decisions
  • 2 Associated documents
Determination letter on National Grid’s request for new outputs to reduce the impact of pre-existing transmission lines in nationally designated landscapes.

  • Published: 28th Jun 2017
  • Decisions
  • 5 Associated documents
Decision to modify the Price Control Financial Handbook held by Network Work Operators

  • Published: 2nd May 2017
  • Decisions
  • 5 Associated documents
Direction relating to a modified set of gas transmission regulatory instructions and guidance (RIGs) and reporting templates for 2016-17 annual reporting.

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