Modification notices

This page contains notices of proposals to modify licence conditions, and our decisions on modifications.

Publications and updates

  • Published: 18th May 2020
  • Closing: 26th Jun 2020
  • Consultations and responses
  • 5 Associated documents
A statutory consultation covering our proposals on adjusting the default tariff cap based on our reassessment of the wholesale allowance in the first default tariff cap period.

  • Published: 18th May 2020
  • Closing: 26th Jun 2020
  • Consultations and responses
  • 4 Associated documents
A statutory consultation in which we consult stakeholders on how we propose to protect consumers with a prepayment meter after the PPM cap expires.

  • Published: 12th May 2020
  • Closing: 12th Jun 2020
  • Consultations and responses
  • 3 Associated documents
Consultation on a revised Operational Performance Regime framework that aims to optimise the incentives placed on DCC as part of the annual price control.

  • Published: 23rd Apr 2020
  • Decisions
  • 2 Associated documents
This is a decision to make all of the proposed modifications to standard condition C27 of the electricity transmission licence.

  • Published: 13th Mar 2020
  • Decisions, Open letters and correspondence
  • 1 Associated documents
This informal consultation sets out our proposal to insert a Special Condition upon grant of a GB gas interconnector licence to Gas Networks Ireland (GNI)

  • Published: 11th Mar 2020
  • Closed: 17th Apr 2020
  • Consultations and responses
  • 1 Associated documents
Consultation on our proposals to modify National Grid Electricity System Operator’s Electricity Transmission Licence to install an Uncertainty Mechanism for funding adjustment for to fulfill its role as the Delivery Body for Electricity Market Reform.

  • Published: 6th Mar 2020
  • Closed: 3rd Apr 2020
  • Consultations and responses
  • 4 Associated documents
Statutory consultation to require Electricity Distributors and transmission owners to cooperate and coordinate their actions, and consider proposals from their network users where this is in the interest of the efficient and economic operation of the...

  • Published: 6th Mar 2020
  • Closed: 3rd Apr 2020
  • Consultations and responses
  • 10 Associated documents
Statutory consultation on a proposal to approve Rebased Network Replacement Outputs and modify Special Condition 7E of the gas transporter licence held by National Grid Gas plc.

  • Published: 4th Feb 2020
  • Decisions
  • 2 Associated documents
This letter and Notice set out decision to amend the Special Condition 8I of National Grid Gas's Gas Transporter Licence

  • Published: 18th Dec 2019
  • Decisions
  • 2 Associated documents
Our decision on modifications to the Special Conditions and Standard Special Conditions of the gas transporter licence.

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