GC0141: Compliance Processes and Modelling amendments following 9th August Power Disruption

The Government (BEIS) and the Regulator (Ofgem) investigated and reviewed the incident on 9th August 2019 when some 1 million customers lost their electricity supply as a consequence of unexpected losses of Generation following a correctly cleared fault event on the Transmission System. The modifications included in these proposals are to address the concerns raised in Action 3 of the Ofgem Report and Action 2 of the BEIS report.

Modification status: Current - Workgroup

Last updated: 11 May 2022

Code Administrator Contact: Jennifer Groome - [email protected]


High: Generators and HVDC Interconnector Owners



Workgroup Report

Sorry, no documents found.

Code Administrator Consultation

Sorry, no documents found.

Draft / Final Modification Reports

Sorry, no documents found.


Sorry, no documents found.