General Information

This sections contain downloadable documentation, resources and links to online systems to support you working with the IFA Interconnector.

Loss Factor

Loss Factor

European Network Codes

European Network Code Proposals & Methodologies

Link to the National Grid UK site where you can view approved Network Code methodologies and proposals 

CACM 44 Channel Day Ahead Fallback

This is a regional proposal

CACM 45 NEMO Appointment [And Services] Agreement

As an output deriving from the approved GB TSOs’ day ahead proposal for arrangements concerning more than one Nominated Electricity Market Operator (NEMO) in the GB Bidding Zone in accordance with Article 45 of the Commission Regulation (EU) 2015/1222 establishing a guideline on Capacity Allocation and Congestion Management, the following document is published consisting of the standard form agreement (the “Proposed Terms”) as described therein. The respective GB-wide interconnector owners have been instrumental in drafting the standard form agreement and reserve the right to amend such in the future (at all times in compliance with the Capacity Allocation and Congestion Management Regulation and the approved GB TSOs’ day ahead proposal) and will do so in consultation with the respective NEMOs.

CACM 59 Intraday Cross-Zonal Gate Timings

ACER decision 24th April 2018

CACM 69 DayAhead Firmness Deadline Proposal

This is a regional proposal

CACM 69 DayAhead Explanatory Note

Explanatory Note  for the regional proposal

CACM 73 Congestion Income Distribution

ACER decision 14th Dec 2017

FCA 31 Amended Channel Region Design Of Long Term Transmission Rights

This is a regional proposal

FCA 57 Congestion Income Distribution Methodology

Approved 22nd May 2019

FCA 57 CIDM Explanatory Document

FCA 57 CIDM Parameters

ENTSO-E Transparency Platform


Visit for the total sum of nominations, in addition to IFA auction information.

French Customs Guidance