Notifications

System Date Subject Category
ISZO 1/12/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (13.01.2026 - 13.01.2026) was published on the ISZO portal.
ISZO 1/12/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 13.01.2026 - 13.01.2026 was closed.
ISZO 1/12/2026 Evaluation of imbalance and RE was published Supply/Demand balance
Monthly evaluation of imbalance and RE for the time (01.12.2025 - 31.12.2025) was published on the ISZO portal.
ISOT 1/12/2026 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 1/12/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 1/12/2026 Evaluation of imbalance and RE was published for 11.01.2026 - 11.01.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (11.01.2026 - 11.01.2026) was published on the ISZO portal.
ISZO 1/11/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (12.01.2026 - 12.01.2026) was published on the ISZO portal.
ISZO 1/11/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 12.01.2026 - 12.01.2026 was closed.
ISOT 1/11/2026 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 1/11/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 1/11/2026 Evaluation of imbalance and RE was published for 10.01.2026 - 10.01.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (10.01.2026 - 10.01.2026) was published on the ISZO portal.
ISOT 1/11/2026 IDM: (IDCT_NEMO_24): Configuration change with impact on the XBID System Administration
Please be aware, a configuration change will take place on XBID System on 11.01.2026 from 11:05 CET until 11:25 CET.
It is expected there will be an impact on XBID or its services during this time.
During configuration it will not be possible to place orders in 15 min resolution from 11:05 to 11:15, while in the relevant time window all orders will be deactivated in 15 min resolution and it will not be possible to place orders in 60 min resolution from 11:16 to 11:25, while in relevant time window all orders will be deactivated in 15 min resolution.
To allow market participants to mitigate their risk appropriately, we would like to inform you beforehand that should unforeseen technical issues arise in the process, the market will be halted.
ISZO 1/10/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (11.01.2026 - 12.01.2026) was published on the ISZO portal.
ISZO 1/10/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 11.01.2026 - 12.01.2026 was closed.
ISOT 1/10/2026 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 1/10/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 1/10/2026 Evaluation of imbalance and RE was published for 09.01.2026 - 09.01.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (09.01.2026 - 09.01.2026) was published on the ISZO portal.
ISZO 1/9/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (10.01.2026 - 12.01.2026) was published on the ISZO portal.
ISZO 1/9/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 10.01.2026 - 12.01.2026 was closed.
ISOT 1/9/2026 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 1/9/2026 IDM: (SIDC_TSO_02): XBID (Re)Opening of Interconnector(s) Administration
The technical issue is solved. The SEPS (SEPS-CEPS, SEPS-MAVIR, SEPS-PLC) Interconnector is/will be (re)opened at 09.01.2026 12:10 CET.
ISOT 1/9/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISOT 1/9/2026 IDM: (SIDC_TSO_04): XBID Ex post information on closing of Interconnector(s) Administration
No capacity can be allocated anymore for the SEPS (SEPS-CEPS, SEPS-MAVIR, SEPS-PLC)Interconnector due to technical issues until further notice.
Another message will be sent as soon as the Interconnector will be re-opened.
ISZO 1/9/2026 Evaluation of imbalance and RE was published for 08.01.2026 - 08.01.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (08.01.2026 - 08.01.2026) was published on the ISZO portal.
ISOT 1/9/2026 IDM: (IDCT_NEMO_24): Configuration change with impact on the XBID System Market participants
Please be aware, a configuration change will take place on XBID System on 11.01.2026 from 11:05 CET until 11:25 CET.
It is expected there will be an impact on XBID or its services during this time.
During configuration it will not be possible to place orders in 15 min resolution from 11:05 to 11:15, while in the relevant time window all orders will be deactivated in 15 min resolution and it will not be possible to place orders in 60 min resolution from 11:16 to 11:25, while in relevant time window all orders will be deactivated in 15 min resolution.
To allow market participants to mitigate their risk appropriately, we would like to inform you beforehand that should unforeseen technical issues arise in the process, the market will be halted.
ISOT 1/8/2026 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 will be reopened at 08.01.2026 16:00 CET
ISOT 1/8/2026 IDM: (SIDC_TSO_04): XBID Ex post information on closing of Interconnector(s) Administration
No capacity can be allocated anymore for the CEPS-50H CEPS-APG CEPS-PSEPLC CEPS-TTG CEPS-SEPS Interconnector due to technical issues until further notice.
Another message will be sent as soon as the Interconnector will be re-opened.
ISZO 1/8/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (09.01.2026 - 09.01.2026) was published on the ISZO portal.
ISZO 1/8/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 09.01.2026 - 09.01.2026 was closed.
ISOT 1/8/2026 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 1/8/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 1/8/2026 Evaluation of imbalance and RE was published for 07.01.2026 - 07.01.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (07.01.2026 - 07.01.2026) was published on the ISZO portal.
ISZO 1/7/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (08.01.2026 - 08.01.2026) was published on the ISZO portal.
ISZO 1/7/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 08.01.2026 - 08.01.2026 was closed.
ISOT 1/7/2026 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 1/7/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 1/7/2026 Evaluation of imbalance and RE was published for 06.01.2026 - 06.01.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (06.01.2026 - 06.01.2026) was published on the ISZO portal.
ISOT 1/6/2026 IDM: (SIDC_TSO_02): XBID (Re)Opening of Interconnector(s) Administration
The technical issue is solved / The maintenance has finished. The CEPS-50H CEPS-APG CEPS-PSEPLC CEPS-SEPS Interconnector is (re)opened at 6.1.2026 16:57 CET.
ISOT 1/6/2026 IDM: (SIDC_TSO_04): XBID Ex post information on closing of Interconnector(s) Administration
No capacity can be allocated anymore for the CEPS-50H CEPS-APG CEPS-PSEPLC CEPS-SEPS Interconnector due to technical issues until further notice.
Another message will be sent as soon as the Interconnector will be re-opened.
ISZO 1/6/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (07.01.2026 - 07.01.2026) was published on the ISZO portal.
ISZO 1/6/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 07.01.2026 - 07.01.2026 was closed.
ISOT 1/6/2026 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 1/6/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 1/6/2026 Evaluation of imbalance and RE was published for 05.01.2026 - 05.01.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (05.01.2026 - 05.01.2026) was published on the ISZO portal.
ISZO 1/5/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (06.01.2026 - 07.01.2026) was published on the ISZO portal.
ISZO 1/5/2026 Registration closure of daily diagrams Daily diagram reception
Registration of daily diagrams for the trading day 06.01.2026 - 07.01.2026 was closed.
ISOT 1/5/2026 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 1/5/2026 Deadline for orders to the Short Term Market
Was performed Deadline for orders for next business day.
ISZO 1/5/2026 Evaluation of imbalance and RE was published for 04.01.2026 - 04.01.2026 Supply/Demand balance
Preliminary daily evaluation of imbalance and RE for the time (04.01.2026 - 04.01.2026) was published on the ISZO portal.
ISZO 1/4/2026 Off-take and supply balance was published Others
Off-take and supply balance for the trading day (05.01.2026 - 05.01.2026) was published on the ISZO portal.