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In this section you will find the following documents that DCUSA Parties are obliged to publish under the DCUSA as well as the Charging Methodology models and other information:

  • Current Charging Methodology Models
    • CDCM Model
    • EDCM Model
    • Method M Model
    • Extended Method M Model
  • DNO Information
    • DNO Cost Information
    • Annual Review Pack
  • Other Publications
    • FAQs regarding de-energisation​
    • Electricity Theft Documents​

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​Common Distribution Charging (CDCM) Model

  • The CDCM is used in the calculation of High Voltage (HV) and Low Voltage (LV) Distribution Use Of System Tariffs.
  • For previous versions of the model, please go to the archive section.
  • For guidance on the CDCM model, please go to the Guidance and Templates section.

PublicationsCDCM Model377 KB 01/04/2018
PublicationsCDCM Model381 KB Pre-Release09/01/2018

If you have any questions on the DCUSA or the administration of it, please contact the helpdesk at or on 020 7432 3011.