Formal consultation on LFC block operational agreement

Regulation (EU) 2017/1485 of 2 August 2017 establishing a guideline on electricity transmission system operation (hereinafter referred to as “SOGL”) requires that the transmission system operator to submit the methodologies and conditions listed in Article 6(3)(e) to the relevant regulatory authority 12 months after the entry into force of the regulation. These methodologies and conditions are part of an operational agreement for Elia’s control zone, hereinafter referred to as “LFC block operational agreement”.

The objective of the LFC block operational agreement (and specified in Article 119 of the SOGL) is to determine the dimensioning rules for Frequency Restoration Reserves or ‘FRR’, also referred to as secondary and tertiary reserves in Belgian legislation, and fulfill the obligations of load-frequency control. This concerns the process of restoring the power balance of the LFC block to its scheduled value, and resolve the residual imbalance between injections and off-take.

The method of assessment and determination of the primary, secondary and tertiary reserve capacity for 2019 according to Article 233 of the Royal Decree of 19 December 2002 establishing a technical regulation for the management of the electricity transmission network and the access to it will be communicated, as in previous years, to the CREG for approval with a specific document. This assessment method will be in accordance with the rules set out in the LFC block operational agreement. The document shall be submitted by Elia to CREG the upcoming month. The consultation, organized by CREG, is planned for Q3 2018.

Documents that are available for consultation:


The purpose of the consultation is to gather any comments from the affected market players on the draft proposal. The explanatory note is not subject to the public consultation, but provides required clarifications and justifications on the draft proposal. Market parties have a period of six weeks in which to submit their comments, via the online form below.

Consultation period: from 10 July to and including August 21, 2018.


Consultation form

You will also receive an acknowledgement email when you complete the consultation.
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Answer confidential?

It is important to know that Elia will consolidate the different remarks and publish them on its website at the end of the consultation unless the respondent requests confidentiality in its response. The Elia response to the remarks made will be provided via a consultation report. This consultation report will also be published on the Elia website.

Questions regarding these documents can be sent to the following e-mail address:

At the end of the public consultation, Elia will provide a consultation report that will be made available to all market parties.