Decision on CMP425: Billing Demand Transmission Residual By Site

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We have approved CMP425. The urgent CUSC modification will provide clarity around TDR charges for transmission connected demand sites with multiple suppliers and supplier BM Units. The changes will be retrospectively implemented from April 2023.

Main document

[Decision letter for CMP425: Billing Demand Transmission Residual By Site [PDF, 224.75KB]

](https://www.ofgem.gov.uk/sites/default/files/2023-12/CMP425%20decision%20letter%20v5_final%20%26%20clean.pdf)

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