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.
See libraries of flat file outputs available from SEMOpx.
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.
The Day-Ahead Market is a local auction to allow day-ahead trading within the Single Electricity Market.
Intraday Auction Market that allows participants to adjust their physical positions closer to real time.
The Intraday Continuous Market is a local continuous price matching market, allowing Exchange Members an additional route to market.
Trades concluded on SEMOpx markets are followed by the transfer of payments between buyers and sellers. This involves clearing and settlement.