GC0182: Standardisation of Power Flow Metering Polarity

This modification aims to provide a unified standard for Power Flow Metering Polarity when data is sent to NESO. The standard will be in the format of a diagram and explanatory description.

Modification status:
Current - Proposal Raised
Last updated:
18 November 2025

Code Administrator Contact: [email protected] 

Governance Route: The Proposer has raised a modification and is seeking a decision from the Panel on the governance route to be taken. 

Impacts: High impact on Transmission System Owners, Interconnectors, Network Operators. Low impact on Generators, Transmission Owners and Aggregators

Code modification proposed by:
Thomas Goss

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