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
Competitive, simple fee structure to participate and trade on the exchange.
Information on all aspects of Single Electricity Market.
20/02/2025
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06/02/2025
pdf 684.2 kB
05/02/2025
zip 18.9 MB
Files up to 31/01
zip 2.5 MB
zip 250.9 kB
zip 54.3 kB
30/01/2025
pdf 641.6 kB
29/01/2025
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28/01/2025
pdf 2.1 MB
pdf
163.1 kB
zip
18.9 MB