Notifications

System Date Subject Category
ISZO 7/8/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (09.07.2026 - 09.07.2026) was published on the ISZO portal.
ISZO 7/8/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 09.07.2026 - 09.07.2026 was closed.
ISOT 7/8/2026 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 7/8/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 7/8/2026 Evaluation of imbalance and RE was published for 07.07.2026 - 07.07.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (07.07.2026 - 07.07.2026) was published on the ISZO portal.
ISZO 7/7/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (08.07.2026 - 08.07.2026) was published on the ISZO portal.
ISZO 7/7/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 08.07.2026 - 08.07.2026 was closed.
ISOT 7/7/2026 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 7/7/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 7/7/2026 Evaluation of imbalance and RE was published for 06.07.2026 - 06.07.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (06.07.2026 - 06.07.2026) was published on the ISZO portal.
ISOT 7/7/2026 IDM: (SIDC_TSO_03): XBID Ex ante information on closing of Interconnector(s) Administration
The CEPS-50H CEPS-APG CEPS-PSEPLC CEPS-SEPS Interconnectors WILL BE CLOSED on 14.07.2026 18:30 CEST due to system maintenance until 14.07.2026 18:30 CEST. No capacity allocation will be possible.
Another message will be sent before re-opening.
ISOT 7/7/2026 IDM: (SIDC_TSO_03): XBID Ex ante information on closing of Interconnector(s) Administration
The CEPS-50H CEPS-APG CEPS-PSEPLC CEPS-SEPS Interconnector WILL BE CLOSED on 14.07.2026 18:30 CEST due to system maintenance until 14.07.2026 21:30 CEST. . No capacity allocation will be possible.
Another message will be sent before re-opening.
ISZO 7/6/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (07.07.2026 - 07.07.2026) was published on the ISZO portal.
ISZO 7/6/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 07.07.2026 - 07.07.2026 was closed.
ISOT 7/6/2026 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 7/6/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 7/6/2026 Evaluation of imbalance and RE was published for 05.07.2026 - 05.07.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (05.07.2026 - 05.07.2026) was published on the ISZO portal.
ISOT 7/5/2026 IDM: (SIDC_TSO_02): XBID (Re)Opening of Interconnector(s) Administration
The technical issue has been resolved. ČEPS–50Hertz, ČEPS–APG, ČEPS–PSEPLC, ČEPS–SEPS Interconnector is (re)opened from 05.07.2026 21:00 CET.
ISOT 7/5/2026 IDM: (SIDC_TSO_04): XBID Ex post information on closing of Interconnector(s) Administration
Information from 20:33

No capacity can be allocated anymore for the ČEPS–50Hertz, ČEPS–APG, ČEPS–PSEPLC, ČEPS–SEPS Interconnector due to technical issues until further notice.
Another message will be sent as soon as the Interconnector will be re-opened.
ISZO 7/5/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (06.07.2026 - 06.07.2026) was published on the ISZO portal.
ISZO 7/5/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 06.07.2026 - 06.07.2026 was closed.
ISOT 7/5/2026 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 7/5/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 7/5/2026 Evaluation of imbalance and RE was published for 04.07.2026 - 04.07.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (04.07.2026 - 04.07.2026) was published on the ISZO portal.
ISOT 7/4/2026 IDM: (SIDC_TSO_02): XBID (Re)Opening of Interconnector(s) Administration
The technical issue is solved. The ČEPS–50Hertz, ČEPS–APG, ČEPS–PSEPLC, ČEPS–SEPS Interconnector will be (re)opened at 04.07.2026 21:15 CET.
ISOT 7/4/2026 IDM: (SIDC_TSO_04): XBID Ex post information on closing of Interconnector(s) Administration
No capacity can be allocated anymore for the ČEPS–50Hertz, ČEPS–APG, ČEPS–PSEPLC, ČEPS–SEPS Interconnector due to technical issues until further notice.
Another message will be sent as soon as the Interconnector will be re-opened.
ISZO 7/4/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (05.07.2026 - 06.07.2026) was published on the ISZO portal.
ISZO 7/4/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 05.07.2026 - 06.07.2026 was closed.
ISOT 7/4/2026 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 7/4/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 7/4/2026 Evaluation of imbalance and RE was published for 03.07.2026 - 03.07.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (03.07.2026 - 03.07.2026) was published on the ISZO portal.
ISZO 7/3/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (04.07.2026 - 06.07.2026) was published on the ISZO portal.
ISZO 7/3/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 04.07.2026 - 06.07.2026 was closed.
ISOT 7/3/2026 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 7/3/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 7/3/2026 Evaluation of imbalance and RE was published for 02.07.2026 - 02.07.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (02.07.2026 - 02.07.2026) was published on the ISZO portal.
ISZO 7/2/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (03.07.2026 - 03.07.2026) was published on the ISZO portal.
ISZO 7/2/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 03.07.2026 - 03.07.2026 was closed.
ISOT 7/2/2026 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 7/2/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 7/2/2026 Evaluation of imbalance and RE was published for 01.07.2026 - 01.07.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (01.07.2026 - 01.07.2026) was published on the ISZO portal.
ISZO 7/1/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (02.07.2026 - 02.07.2026) was published on the ISZO portal.
ISZO 7/1/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 02.07.2026 - 02.07.2026 was closed.
ISOT 7/1/2026 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 7/1/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 7/1/2026 Evaluation of imbalance and RE was published for 30.06.2026 - 30.06.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (30.06.2026 - 30.06.2026) was published on the ISZO portal.
ISZO 6/30/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (01.07.2026 - 01.07.2026) was published on the ISZO portal.
ISOT 6/30/2026 (IDA_JOINT_08): Delay in IDA Results publication Others
Please be aware that the publication of the IDA Results for IDA 1 auction 01.07.2026 is delayed until further notice.
The IDA Results will be published as soon as they are available.
ISZO 6/30/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 01.07.2026 - 01.07.2026 was closed.
ISOT 6/30/2026 Matching results on the day-ahead market published
The results of matching on the day-ahead market for the next business day were published.