Transmission networks

Our priority is to protect consumers’ interests, which we do through the promotion of effectively functioning markets and networks.

We do this by removing barriers, for example by ensuring there is greater transparency of information to all parties including customers.

When necessary, we use our powers to monitor and address any behaviour or practices which may have an adverse effect on the way that markets and networks function.

The Gas Transmission Networks section contains information on the following areas of our work:

Publications and updates

  • Published: 15th Jun 2011
  • Decisions
  • 1 Associated documents
This letter gives Authority approval for the 2011 Entry Capacity Transfer and Trade methodology statement submitted by National Grid Gas.

  • Published: 27th May 2011
  • Decisions
  • 1 Associated documents
This letter sets out our decision on the NTS Exit Capacity Release Methodology Statement in respect of the transitional and enduring periods.

  • Published: 9th May 2011
  • Decisions
  • 1 Associated documents
In response to Centrica Energy's notice, the Authority has determined that there has not been an Income Adjusting Event affecting National Grid Gas connected with its Fleetwood entry point. This document details our reasons for the decision.

  • Published: 6th May 2011
  • Decisions
  • 1 Associated documents
Gas Regulation (EC) No 715/2009 requires the approval of relevant points of a transmission system on which information must be published. This letter outlines Ofgem’s decision and consults on technical capacity information published by National Grid.

  • Published: 5th Apr 2011
  • Decisions
  • 1 Associated documents
This letter gives Ofgem approval to the "statement of procedures" for modifying or updating relevant data for National Grid Gas's Network Model.

  • Published: 7th Mar 2011
  • Closed: 1st Apr 2011
  • Consultations and responses
  • 13 Associated documents
This document invites views from interested parties on an Income Adjusting Event (IAE) submitted by Centrica Energy.

  • Published: 21st Jan 2011
  • Decisions
  • 1 Associated documents
This Section 23 decision adds Moffat as an entry point to National Grid Gas plc's gas transporter licence. This is necesessary to ensure that interruptible reverse flow products can be offered at Moffat.

  • Published: 18th Jan 2011
  • Closed: 1st Mar 2011
  • Consultations and responses
  • 1 Associated documents
Article 18 (4) of Gas Regulation (EC) No 715/2009 requires the competent authorities to approve the relevant points of a transmission system on which certain information must be made public. This consultation letter outlines Ofgem’s proposal.

  • Published: 16th Dec 2010
  • Closed: 4th Feb 2011
  • Consultations and responses
  • 12 Associated documents
This consultation sets out our views on the framework for the further development of system flexibility and flexibility capacity.

  • Published: 10th Dec 2010
  • Decisions
  • 1 Associated documents
The Authority has directed changes to Special Conditions C8A and C8C 3 (b) of National Grid Gas's Transporter Licence. These changes define "relevant system operation costs" and correct manifest errors in C8C 3 (b).

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