An overview of how the SEMOpx electricity markets operate and the timelines they work on.
View the full range of static and dynamic reports available to download.
See dynamic report tables and graphs for latest auctions, which can be viewed online or downloaded.
Market related documentation and Trading & Technical documentation.
SEMOpx is governed by a set of rules and operating procedures that set out the obligations on Exchange Members and process for trading on the exchange.
Latest approved SEMOpx Rules, Procedures and any approved Modifications.
Modifications to the SEMOpx Rules.
Find registration information for a company to participate in the Day-Ahead and Intraday Market.
To trade on SEMOpx Day-Ahead and Intraday Markets you need to complete the application process
Information on all aspects of Single Electricity Market.
Net Transfer Capacity values are based at the GB reference point.
Available Transfer Capacity values are based at the sender location reference point.
Scheduled Flow values are based at the GB reference point.
Total Scheduled Flow values are based at the GB reference point.
* Refers to the SDAC 60 Minute Harmonised Reference Price (this price is an arithmetic average of the 30Min MTU clearing price in the DAM and is not used as the clearing price or settlement price)
Please select a report to view.