Energy codes
Connection and Use of System Code (CUSC) CMP401: Maintaining Non Half Hourly (NHH) charging arrangements for Measurement Classes F and G
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CMP401 seeks to extend the period over which Meter Point Administration Numbers (MPANs) in Measurement Classes F and G are treated as NHH for Transmission Network Use of System (TNUoS) charging purposes, to align with the introduction of the Market Wide Half Hourly Settlement (MWHHS) Programme and relevant subsequent charging year.
Main document
[CMP401: Maintaining Non Half Hourly (NHH) charging arrangements for Measurement Classes F and G [PDF, 156.41KB]
](https://www.ofgem.gov.uk/sites/default/files/2023-01/CMP401%20Decision%20Letter.pdf)