Notifications

System Date Subject Category
ISZO 6/4/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (05.06.2026 - 05.06.2026) was published on the ISZO portal.
ISZO 6/4/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 05.06.2026 - 05.06.2026 was closed.
ISOT 6/4/2026 Matching results on the day-ahead market published
The results of matching on the day-ahead market for the next business day were published.
ISOT 6/4/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 6/4/2026 Evaluation of imbalance and RE was published for 03.06.2026 - 03.06.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (03.06.2026 - 03.06.2026) was published on the ISZO portal.
ISZO 6/3/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (04.06.2026 - 04.06.2026) was published on the ISZO portal.
ISZO 6/3/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 04.06.2026 - 04.06.2026 was closed.
ISOT 6/3/2026 Matching results on the day-ahead market published
The results of matching on the day-ahead market for the next business day were published.
ISOT 6/3/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 6/3/2026 Evaluation of imbalance and RE was published for 02.06.2026 - 02.06.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (02.06.2026 - 02.06.2026) was published on the ISZO portal.
ISOT 6/3/2026 IDM: (IDCT_NEMO_07): Maintenance on XBID System Administration
Please be aware that a maintenance on XBID is planned on 11:06.2026 11:00 until 14:00 CEST. During this time, no Cross Border trading is possible.
Another message will be sent as soon as the maintenance is finished and Cross Border Trading will be startup again. Please be aware that your orders will be deactivated during the maintenance.
Only local matching will be available for Slovak market area during this period.
ISZO 6/2/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (03.06.2026 - 03.06.2026) was published on the ISZO portal.
ISZO 6/2/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 03.06.2026 - 03.06.2026 was closed.
ISOT 6/2/2026 Matching results on the day-ahead market published
The results of matching on the day-ahead market for the next business day were published.
ISOT 6/2/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 6/2/2026 Evaluation of imbalance and RE was published for 01.06.2026 - 01.06.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (01.06.2026 - 01.06.2026) was published on the ISZO portal.
ISOT 6/2/2026 IDM: (SIDC_TSO_03): XBID Ex ante information on closing of Interconnector(s) Market participants
The CEPS-50H, CEPS-APG, CEPS-PSEPLC, CEPS-SEPS Interconnector WILL BE CLOSED on 09.06.2026 17:55 CEST due to system maintenance until 09.06.2026 21:30 CEST. No capacity allocation will be possible.
Another message will be sent before re-opening.
ISZO 6/1/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (02.06.2026 - 02.06.2026) was published on the ISZO portal.
ISZO 6/1/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 02.06.2026 - 02.06.2026 was closed.
ISOT 6/1/2026 Matching results on the day-ahead market published
The results of matching on the day-ahead market for the next business day were published.
ISOT 6/1/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 6/1/2026 Evaluation of imbalance and RE was published for 31.05.2026 - 31.05.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (31.05.2026 - 31.05.2026) was published on the ISZO portal.
ISZO 5/31/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (01.06.2026 - 01.06.2026) was published on the ISZO portal.
ISZO 5/31/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 01.06.2026 - 01.06.2026 was closed.
ISOT 5/31/2026 Matching results on the day-ahead market published
The results of matching on the day-ahead market for the next business day were published.
ISOT 5/31/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 5/31/2026 Evaluation of imbalance and RE was published for 30.05.2026 - 30.05.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (30.05.2026 - 30.05.2026) was published on the ISZO portal.
ISZO 5/30/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (31.05.2026 - 01.06.2026) was published on the ISZO portal.
ISZO 5/30/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 31.05.2026 - 01.06.2026 was closed.
ISOT 5/30/2026 Matching results on the day-ahead market published
The results of matching on the day-ahead market for the next business day were published.
ISOT 5/30/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 5/30/2026 Evaluation of imbalance and RE was published for 29.05.2026 - 29.05.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (29.05.2026 - 29.05.2026) was published on the ISZO portal.
ISZO 5/29/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (30.05.2026 - 01.06.2026) was published on the ISZO portal.
ISZO 5/29/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 30.05.2026 - 01.06.2026 was closed.
ISOT 5/29/2026 Matching results on the day-ahead market published
The results of matching on the day-ahead market for the next business day were published.
ISOT 5/29/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 5/29/2026 Evaluation of imbalance and RE was published for 28.05.2026 - 28.05.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (28.05.2026 - 28.05.2026) was published on the ISZO portal.
ISZO 5/28/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (29.05.2026 - 29.05.2026) was published on the ISZO portal.
ISZO 5/28/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 29.05.2026 - 29.05.2026 was closed.
ISOT 5/28/2026 Matching results on the day-ahead market published
The results of matching on the day-ahead market for the next business day were published.
ISZO 5/28/2026 Evaluation of imbalance and RE was published Supply/Demand balance
Final evaluation of imbalance and RE for the time (01.03.2026 - 31.03.2026) was published on the ISZO portal.
ISOT 5/28/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 5/28/2026 Evaluation of imbalance and RE was published for 27.05.2026 - 27.05.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (27.05.2026 - 27.05.2026) was published on the ISZO portal.
ISZO 5/27/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (28.05.2026 - 28.05.2026) was published on the ISZO portal.
ISZO 5/27/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 28.05.2026 - 28.05.2026 was closed.
ISOT 5/27/2026 Matching results on the day-ahead market published
The results of matching on the day-ahead market for the next business day were published.
ISOT 5/27/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 5/27/2026 Evaluation of imbalance and RE was published for 26.05.2026 - 26.05.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (26.05.2026 - 26.05.2026) was published on the ISZO portal.
ISOT 5/26/2026 IDM: (SIDC_TSO_02): XBID (Re)Opening of Interconnector(s) Administration
The technical issue is solved. The CEPS-50H CEPS-APG CEPS-PSEPLC CEPS-TTG CEPS-SEPS Interconnector is (re)opened from 26.05.2026 22:10 CET.
ISOT 5/26/2026 (IDA_JOINT_07): IDA Partial Decoupling Others
Edit: Due to technical reasons or market issues, the following VB are decoupled from the IDA auction 2 27.05.2026:

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