# Commission Regulation (EU) 2017/1485 of 2 August 2017 establishing a guideline on electricity transmission system operation (Text with EEA relevance), Annex VI

Extent: E+W+S+N.I.

Limits and requirements for the exchange of FCR referred to in Article 163:
Table
Limits and requirements for the exchange of FCR
Synchronous area
Exchange of FCR allowed between:
Limits for the exchange of FCR
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GB synchronous area
TSOs of the synchronous area
The TSOs of the synchronous area shall have the right to specify in the synchronous area operational agreement limits for the exchange of FCR in order to:
avoid internal congestions in case of the activation of FCR;
ensure an even distribution of FCR in case of network splitting; and
avoid that the stability of the FCP or the operational security is affected.

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Source: https://www.legislation.gov.uk/eur/2017/1485/annex/VI (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-1485/annex-VI
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.