Glossary

Unmetered Supplies: News

View Migrating non-half hourly unmetered supplies metering systems to MHHS

Migrating non-half hourly unmetered supplies metering systems to MHHS

Elexon is working to smooth the path to Market-wide Half Hourly Settlement (MHHS) implementation by supporting Parties that need to migrate more than 30,000 Non-Half Hourly unmetered supplies metering systems to MHHS.

Read More
View Enhancing our customer enquiry processes using Elexon Support

Enhancing our customer enquiry processes using Elexon Support

In our recent customer feedback survey, a number of customers expressed the need for a more efficient and streamlined process to submit and track enquiries and concerns related to the BSC and its services.

We’ve taken this feedback on board and have been working on an enquiry management tool called Elexon Support. Elexon Support will provide you with a centralised platform to easily manage your interactions with us.

Read More
View Reduction of UMS MEM Error threshold from 2024 Quarter 1

Reduction of UMS MEM Error threshold from 2024 Quarter 1

The Unmetered Supplies (UMS) Material Error Monitoring (MEM) threshold will reduce from 10,000MWh to 7,000MWh, effective from the Quarter 1 2024 reporting window.

Read More
View Join our implementation working group on changes to UMS Metering Systems

Join our implementation working group on changes to UMS Metering Systems

Modification P434 ‘Half Hourly Settlement for UMS Metering Systems’ was implemented on 14 December 2022 as a special BSC Release. This Modification will require a period of mandatory Change of Measurement Class for NHH UMS Metering Systems.

Read More
View Request for information from Suppliers

Request for information from Suppliers

The Unmetered Supplies User Group (UMSUG) are requesting information from Suppliers to declare whether they will take on new Non Half Hourly (NHH) Unmetered Supplies (UMS).

UMSUG are interested in knowing if you are willing or unwilling to take on new Non Half Hourly Unmetered Supplies.

Read More
View UMS MPANs with 100kW demand to be migrated

UMS MPANs with 100kW demand to be migrated

Unmetered Supplies (UMS) Metering Point Administration Numbers (MPANs) with a maximum demand over 100kW must be migrated to Half-Hourly (HH) settlement; the proposed deadline for this migration is 1 April 2021.

Read More

My BSC

Click on the X next to any of the icons to replace them with a short-cut link to the page you are currently on or search for a specific page.