We are a separate company

On 1 April the Electricity System Operator became a legally separate company within the National Grid Group. Find out more about what this change means.

Grid Code

The Grid Code is the technical code for connection and development of the National Electricity Transmission System (NETS).

 

ID Name Status Last updated Sort ascending
GC0096 GC0096: Energy Storage Current 16 Apr 2019
GC0123 GC0123 Clarifying references to NGET and Relevant Transmission Licensees Current 12 Apr 2019
GC0126 GC0126 Implementing Profiled Stable Import and Export Limits, and reversing unimplemented aspects of GC0068 Current 12 Apr 2019
GC0125 GC0125 EU Code Emergency & Restoration: Black Start testing requirements for Interconnectors Current 12 Apr 2019
GC0124 GC0124 Critical Friend review period for submission of new modifications Current 11 Apr 2019
GC0122 GC0122 - Amending references to NGET and the Company within the Grid Code following previous modifications Current 8 Apr 2019
GC0111 GC0111: Fast Fault Current Injection specification text Current 5 Apr 2019
GC0107 GC0107: The open, transparent, non discriminatory and timely publication of the generic and/ or PGM specific values required to be specified by the relevant TSO(s) and / or relevant system operator et al., in accordance with the RfG Current 3 Apr 2019
GC0068 GC0068: Grid Code New and Revised Unit Data and Instructions Current 19 Mar 2019
GC0113 GC0113: The open, transparent, non-discriminatory and timely publication of the generic and user specific values required to be specified by the relevant TSO(s) and / or relevant system operator et al., in accordance with the DCC Current 15 Mar 2019