Energy codes
Decision on UNC857
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We are publishing our decision on a modification to the Uniform Network Code. The modification aims to reduce year-on-year volatility in General Non-Transmission Services charges by amending the charging methodology.
Main document
[Decision on UNC857 [PDF, 167.14KB]
](https://www.ofgem.gov.uk/sites/default/files/2024-04/Final%20version%20-%20UNC857.pdf)