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Leading service provider for Transmission System Operators (TSOs) in the European electricity market.

Through our single trading platform we auction cross-border transmission capacity rights. We also provide accounting (clearing and settlement), contracting, reporting, project support and IT services.

 

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On behalf of TSOs, we organize long and short-term auctions of transmission capacity rights.

We offer the following products: yearly, seasonal, quarterly, monthly, weekly, daily and intraday.

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  • 350+
    Registered market participants
  • 18k+
    Auctions per year
  • 84
    Allocation borders - Explicit auctions
  • 80
    Allocation borders - Market Coupling (Congestion revenue distribution)
  • 38
    TSOs serviced

Latest market messages

Capacity Curtailment on the FR-ES border for delivery day 08/12/2021

by JAO
1. TSO(s) :
   RTE, REE
2. Identification of affected Long Term Transmission Rights
   FR->ES
3. Triggering event :
   Curtailment to ensure operation remains within Operational Security Limits
4. Affected volume in MW / hour for each concerned period :
   08/12/2021
      00:00-01:00 1940.0 MW
      01:00-02:00 1940.0 MW
      02:00-03:00 1940.0 MW
      03:00-04:00 1940.0 MW
      04:00-05:00 1940.0 MW
      05:00-06:00 1940.0 MW
      06:00-07:00 1940.0 MW
      07:00-08:00 1940.0 MW
      08:00-09:00 1940.0 MW
      09:00-10:00 1940.0 MW
      10:00-11:00 1940.0 MW
      11:00-12:00 1940.0 MW
      12:00-13:00 1940.0 MW
      13:00-14:00 1940.0 MW
      14:00-15:00 1940.0 MW
      15:00-16:00 1940.0 MW
      16:00-17:00 1940.0 MW
      17:00-18:00 1386.0 MW
      18:00-19:00 1386.0 MW
      19:00-20:00 1386.0 MW
      20:00-21:00 1386.0 MW
      21:00-22:00 1386.0 MW
      22:00-23:00 1386.0 MW
      23:00-24:00 1386.0 MW
5. Amount of LTTR remaining after curtailment :
   08/12/2021
      00:00-01:00 1300 MW
      01:00-02:00 1300 MW
      02:00-03:00 1300 MW
      03:00-04:00 1300 MW
      04:00-05:00 1300 MW
      05:00-06:00 1300 MW
      06:00-07:00 1300 MW
      07:00-08:00 1300 MW
      08:00-09:00 1300 MW
      09:00-10:00 1300 MW
      10:00-11:00 1300 MW
      11:00-12:00 1300 MW
      12:00-13:00 1300 MW
      13:00-14:00 1300 MW
      14:00-15:00 1300 MW
      15:00-16:00 1300 MW
      16:00-17:00 1300 MW
      17:00-18:00 1300 MW
      18:00-19:00 1300 MW
      19:00-20:00 1300 MW
      20:00-21:00 1300 MW
      21:00-22:00 1300 MW
      22:00-23:00 1300 MW
      23:00-24:00 1300 MW
6. Information on exact operational limit(s) that are expected to be violated in the absence of curtailment :
   08/12/2021
      00:00-01:00 argia-arkale 1
      01:00-02:00 argia-arkale 1
      02:00-03:00 argia-arkale 1
      03:00-04:00 argia-arkale 1
      04:00-05:00 argia-arkale 1
      05:00-06:00 argia-arkale 1
      06:00-07:00 argia-arkale 1
      07:00-08:00 argia-arkale 1
      08:00-09:00 argia-arkale 1
      09:00-10:00 argia-arkale 1
      10:00-11:00 argia-arkale 1
      11:00-12:00 argia-arkale 1
      12:00-13:00 argia-arkale 1
      13:00-14:00 argia-arkale 1
      14:00-15:00 argia-arkale 1
      15:00-16:00 argia-arkale 1
      16:00-17:00 argia-arkale 1
      17:00-18:00 argia-arkale 1
      18:00-19:00 argia-arkale 1
      19:00-20:00 argia-arkale 1
      20:00-21:00 argia-arkale 1
      21:00-22:00 argia-arkale 1
      22:00-23:00 argia-arkale 1
      23:00-24:00 argia-arkale 1
7. Why alternative measures are not sufficient to avoid the expected violation of operational security limit(s) ? :
   The available remedial actions were assessed as insufficient or ineffective to avoid the violation of operational security limits

Capacity Curtailment on the DE-NL border for delivery day 08/12/2021

by JAO

1.TSO(s): TenneT TSO B.V.

2.Identification of affected Long Term Transmission Rights

Germany -> Netherlands

3.Triggering event :

Curtailment to ensure operation remains within Operational Security Limits

Curtailment due to Force Majeure

Curtailment due to emergency situation

4.Affected volume in MW / hour for each concerned period :

08/12/2021:

Germany -> Netherlands:
• 00:00 - 01:00: 1080 MW
• 02:00 - 03:00: 1080 MW
• 03:00 - 04:00: 1080 MW
• 05:00 - 06:00: 1080 MW

5.Amount of LTTR remaining after curtailment :

08/12/2021:

Germany -> Netherlands:
                • 00:00 - 01:00: 480 MW
                • 02:00 - 03:00: 480 MW
                • 03:00 - 04:00: 480 MW
                • 05:00 - 06:00: 480 MW

6.Information on exact operational security limit(s) that are expected to be violated in the absence of curtailment *:

Expected violation of operational security limits of physical transmission assets.

7.Why alternative measures are not sufficient to avoid the expected violation of operational security limit(s) *?

The remedial actions considered in the FB DA CC process were assessed as not sufficient or ineffective to avoid the expected violation of operational security limit(s).

[CWE Flow-Based Market Coupling] information on exclusion of lines 20% minRAM application

by TenneT TSO BV

Dear Market Participants,

 

For business day 08-12-2021, following the security assessments it was concluded by TenneT TSO B.V. that the original minRAMfactor could not be applied for the following critical branche – contingencies (CBCOs) and hours:

 

Hour 1:
- CB: [D2-NL] Diele - Meeden 380 Black [DIR] [NL] (10T-DE-NL-00001V), CO: [D2-NL] Diele - Meeden 380 White (10T-DE-NL-00002T)
Hour 3:
- CB: [D2-NL] Diele - Meeden 380 Black [DIR] [NL] (10T-DE-NL-00001V), CO: [D2-NL] Diele - Meeden 380 White (10T-DE-NL-00002T)
Hour 4:
- CB: [D2-NL] Diele - Meeden 380 Black [DIR] [NL] (10T-DE-NL-00001V), CO: [D2-NL] Diele - Meeden 380 White (10T-DE-NL-00002T)
Hour 6:
- CB: [D2-NL] Diele - Meeden 380 Black [DIR] [NL] (10T-DE-NL-00001V), CO: [D2-NL] Diele - Meeden 380 White (10T-DE-NL-00002T)
 

 

We trust to have informed you sufficiently and in due time.

 

Best regards,

TenneT TSO B.V.

 

[IBWT] Reports publication

by JAO

Dear Italy North Market participants,

Following the submission of the yearly action product and in line with Article 12 of the LT CCM and Article 5  of the Splitting Methodology, the TSOs of Italy North publish the following reports for the sake of transparency. These reports will also be published on a dedicated page in the TSO publication section of the JAO website shortly.

Kind regards on behalf of Italy North TSOs

Capacity Curtailment on the FR-ES border for delivery day 07/12/2021

by JAO
1. TSO(s) :
   RTE, REE
2. Identification of affected Long Term Transmission Rights
   FR->ES
3. Triggering event :
   Curtailment to ensure operation remains within Operational Security Limits
4. Affected volume in MW / hour for each concerned period :
   07/12/2021
      00:00-01:00 1940.0 MW
      01:00-02:00 1940.0 MW
      02:00-03:00 1940.0 MW
      03:00-04:00 1940.0 MW
      04:00-05:00 1940.0 MW
      05:00-06:00 1940.0 MW
      06:00-07:00 1940.0 MW
      07:00-08:00 1940.0 MW
      08:00-09:00 1940.0 MW
      09:00-10:00 1940.0 MW
      10:00-11:00 1940.0 MW
      11:00-12:00 1940.0 MW
      12:00-13:00 1940.0 MW
      13:00-14:00 1940.0 MW
      14:00-15:00 1940.0 MW
      15:00-16:00 1940.0 MW
      16:00-17:00 1940.0 MW
      17:00-18:00 1940.0 MW
      18:00-19:00 1940.0 MW
      19:00-20:00 1940.0 MW
      20:00-21:00 1940.0 MW
      21:00-22:00 1940.0 MW
      22:00-23:00 1940.0 MW
      23:00-24:00 1940.0 MW
5. Amount of LTTR remaining after curtailment :
   07/12/2021
      00:00-01:00 1050 MW
      01:00-02:00 1050 MW
      02:00-03:00 1050 MW
      03:00-04:00 1050 MW
      04:00-05:00 1050 MW
      05:00-06:00 1050 MW
      06:00-07:00 1050 MW
      07:00-08:00 1050 MW
      08:00-09:00 1050 MW
      09:00-10:00 1050 MW
      10:00-11:00 1050 MW
      11:00-12:00 1050 MW
      12:00-13:00 1050 MW
      13:00-14:00 1050 MW
      14:00-15:00 1050 MW
      15:00-16:00 1050 MW
      16:00-17:00 1050 MW
      17:00-18:00 1050 MW
      18:00-19:00 1050 MW
      19:00-20:00 1050 MW
      20:00-21:00 1050 MW
      21:00-22:00 1050 MW
      22:00-23:00 1050 MW
      23:00-24:00 1050 MW
6. Information on exact operational limit(s) that are expected to be violated in the absence of curtailment :
   07/12/2021
      00:00-01:00 argia-arkale 1
      01:00-02:00 argia-arkale 1
      02:00-03:00 argia-arkale 1
      03:00-04:00 argia-arkale 1
      04:00-05:00 argia-arkale 1
      05:00-06:00 argia-arkale 1
      06:00-07:00 argia-arkale 1
      07:00-08:00 argia-arkale 1
      08:00-09:00 argia-arkale 1
      09:00-10:00 argia-arkale 1
      10:00-11:00 argia-arkale 1
      11:00-12:00 argia-arkale 1
      12:00-13:00 argia-arkale 1
      13:00-14:00 argia-arkale 1
      14:00-15:00 argia-arkale 1
      15:00-16:00 argia-arkale 1
      16:00-17:00 argia-arkale 1
      17:00-18:00 argia-arkale 1
      18:00-19:00 argia-arkale 1
      19:00-20:00 argia-arkale 1
      20:00-21:00 argia-arkale 1
      21:00-22:00 argia-arkale 1
      22:00-23:00 argia-arkale 1
      23:00-24:00 argia-arkale 1
7. Why alternative measures are not sufficient to avoid the expected violation of operational security limit(s) ? :
   The available remedial actions were assessed as insufficient or ineffective to avoid the violation of operational security limits

Capacity Curtailment on the FR-ES border for delivery day 06/12/2021

by JAO
1. TSO(s) :
   RTE, REE
2. Identification of affected Long Term Transmission Rights
   FR->ES
3. Triggering event :
   Curtailment to ensure operation remains within Operational Security Limits
4. Affected volume in MW / hour for each concerned period :
   06/12/2021
      00:00-01:00 1940.0 MW
      01:00-02:00 1940.0 MW
      02:00-03:00 1940.0 MW
      03:00-04:00 1940.0 MW
      04:00-05:00 1940.0 MW
      05:00-06:00 1940.0 MW
      06:00-07:00 1940.0 MW
      07:00-08:00 1940.0 MW
      08:00-09:00 1940.0 MW
      09:00-10:00 1940.0 MW
      10:00-11:00 1940.0 MW
      11:00-12:00 1940.0 MW
      12:00-13:00 1940.0 MW
      13:00-14:00 1940.0 MW
      14:00-15:00 1940.0 MW
      15:00-16:00 1940.0 MW
      16:00-17:00 1940.0 MW
      17:00-18:00 1940.0 MW
      18:00-19:00 1940.0 MW
      19:00-20:00 1940.0 MW
      20:00-21:00 1940.0 MW
      21:00-22:00 1940.0 MW
      22:00-23:00 1940.0 MW
      23:00-24:00 1940.0 MW
5. Amount of LTTR remaining after curtailment :
   06/12/2021
      00:00-01:00 1250 MW
      01:00-02:00 1250 MW
      02:00-03:00 1250 MW
      03:00-04:00 1250 MW
      04:00-05:00 1250 MW
      05:00-06:00 1250 MW
      06:00-07:00 1250 MW
      07:00-08:00 1250 MW
      08:00-09:00 1250 MW
      09:00-10:00 1250 MW
      10:00-11:00 1250 MW
      11:00-12:00 1250 MW
      12:00-13:00 1250 MW
      13:00-14:00 1250 MW
      14:00-15:00 1250 MW
      15:00-16:00 1250 MW
      16:00-17:00 1250 MW
      17:00-18:00 1250 MW
      18:00-19:00 1250 MW
      19:00-20:00 1250 MW
      20:00-21:00 1250 MW
      21:00-22:00 1250 MW
      22:00-23:00 1250 MW
      23:00-24:00 1250 MW
6. Information on exact operational limit(s) that are expected to be violated in the absence of curtailment :
   06/12/2021
      00:00-01:00 Network Security
      01:00-02:00 Network Security
      02:00-03:00 Network Security
      03:00-04:00 Network Security
      04:00-05:00 Network Security
      05:00-06:00 Network Security
      06:00-07:00 Network Security
      07:00-08:00 Network Security
      08:00-09:00 Network Security
      09:00-10:00 Network Security
      10:00-11:00 Network Security
      11:00-12:00 Network Security
      12:00-13:00 Network Security
      13:00-14:00 Network Security
      14:00-15:00 Network Security
      15:00-16:00 Network Security
      16:00-17:00 Network Security
      17:00-18:00 Network Security
      18:00-19:00 Network Security
      19:00-20:00 Network Security
      20:00-21:00 Network Security
      21:00-22:00 Network Security
      22:00-23:00 Network Security
      23:00-24:00 Network Security
7. Why alternative measures are not sufficient to avoid the expected violation of operational security limit(s) ? :
   The available remedial actions were assessed as insufficient or ineffective to avoid the violation of operational security limits

[CWE Flow-Based Market Coupling] Application of 20% minRAM as fallback

by Réseau de Transport d’électricité S.A.

Dear Market Participant,

For business day 2021-12-06, following issue with its local tooling preventing to complete the security assessment it was concluded by RTE that on all French CBCOs with AMR applied considering initial minRAM Factor, the minRAM Factor has to be decreased to 20% minRAM for all hours.

We trust to have informed you sufficiently and in due time.

Best regards,



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This message is solely intended for the use of the individual or entity to which it is addressed and may contain information that is privileged or confidential. If you have received this communication by error, please notify us immediately by electronic mail, do not disclose it and delete the original message."
Jao Office

About us

We started as a shared auction platform for transmission capacity across Central Western Europe in 2008. Over time, we became the operator of the Single Allocation Platform and therefore the leading trading platform for European Transmission System Operators.

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