Name
Date From
Date to
Category
Run Type
Subject Category Run Type Affected period Created at Modified Status Workflow
SEMOpx: ECC Clearing Circular No. 41 Clearing Conditions Release 66a Semopx 01/08/2025 15:12 01/08/2025 15:14 Closed Approved
*Reminder* ETS Production: Regular ETS Trading System Maintenance - 12th August 2025 Semopx 30/07/2025 12:39 06/08/2025 17:40 Closed Approved
*Reminder* SEMOpx - M7 Maintenance; Tuesday, 12 August 2025 Semopx 29/07/2025 15:55 05/08/2025 16:30 Closed Approved
SEMOpx Helpdesk Monday, 4th of August 2025 (Bank Holiday in Ireland) Semopx 28/07/2025 08:52 28/07/2025 09:19 Closed Approved
SEMOpx: ECC Clearing Circular No.38 15 MTU changes on ECC side - 24th July 2025 Semopx 25/07/2025 09:08 25/07/2025 09:13 Closed Approved
Notification of Exchange Member Suspension Semopx 23/07/2025 09:35 23/07/2025 09:36 Closed Approved
SEMOpx: M7 Simulation Environment Unavailable - Thursday, 17th June 2025 Semopx 17/07/2025 10:45 17/07/2025 10:59 Closed Approved
[ETS & MATS PRODUCTION Setups Freeze Period] - No setups in ETS/MATS from 07 August to 04 September Semopx 07 August to 04 September 2025 17/07/2025 08:25 17/07/2025 08:25 Closed Approved
SEMOpx Monthly Market Report - June 2025 Semopx 10/07/2025 09:18 22/07/2025 17:15 Closed Approved
*Reminder* SEMOpx: Regular ETS Trading System Maintenance - Tuesday, 08 July 2025 Semopx 04/07/2025 15:21 08/07/2025 15:27 Closed Approved
Cancellation of SEM-GB IDA1 auction trading date 29/06/25 due to ELEXON Maintenance Semopx IDA 1 29/06/2025 30/06/2025 08:04 30/06/2025 08:27 Closed Approved
SEMOpx: ECC Clearing Circular No. 34: Trading Limit Changes MATS - 27 June 2025 Semopx 27/06/2025 14:10 30/06/2025 07:56 Closed Approved
*Reminder* SEMOpx: M7 Maintenance - Tuesday, 08th July 2025 Semopx 26/06/2025 14:25 08/07/2025 10:45 Closed Approved
*Reminder* SEMOpx - MATS Production: MATS Mandatory Actions before go-live Semopx 24/06/2025 13:14 31/07/2025 12:42 Closed Approved
R0 report Public Consultation - Share your views until Monday, 30 June 2025 Semopx 23/06/2025 10:06 23/06/2025 10:07 Closed Approved
*Reminder* SEMOpx - New Products Consultation Semopx 19/06/2025 12:06 15/07/2025 13:24 Closed Approved
SEMOpx Monthly Market Report - May 2025 Semopx 13/06/2025 13:19 13/06/2025 15:36 Closed Approved
*Update* SEMOpx: M7 Maintenance on Tuesday, 10 June 2025 Semopx 03/06/2025 16:04 10/06/2025 09:52 Closed Approved
ETS Production: Ad-Hoc System Maintenance - Today, 17th June 2025 Semopx 27/05/2025 14:34 17/06/2025 13:50 Closed Approved
SEMOpx Helpdesk: Monday, 02 June 2025 Semopx 26/05/2025 14:02 27/05/2025 14:31 Closed Approved