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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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Auctions

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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OPS
  • 470+
    Registered Market Participants
  • 20k+
    Auctions per year
  • 100 %
    Auction Tool Availability
  • 95
    Employees
  • 50
    TSOs serviced

Latest market messages

Capacity Curtailment on the EE-LV border for delivery period 23-05-2025

by JAO

1. TSO(s)*:

ELERING

2. Identification of affected Long Term Transmission Rights:

EE-LV

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

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

23-05-2025 00:00 - 01:00 500 MW

23-05-2025 01:00 - 02:00 500 MW

23-05-2025 02:00 - 03:00 500 MW

23-05-2025 03:00 - 04:00 500 MW

23-05-2025 04:00 - 05:00 500 MW

23-05-2025 05:00 - 06:00 500 MW

23-05-2025 06:00 - 07:00 500 MW

23-05-2025 07:00 - 08:00 500 MW

23-05-2025 08:00 - 09:00 500 MW

23-05-2025 09:00 - 10:00 500 MW

23-05-2025 10:00 - 11:00 500 MW

23-05-2025 11:00 - 12:00 500 MW

23-05-2025 12:00 - 13:00 500 MW

23-05-2025 13:00 - 14:00 500 MW

23-05-2025 14:00 - 15:00 500 MW

23-05-2025 15:00 - 16:00 500 MW

5. Amount of LTTR remaining after curtailment:

23-05-2025 00:00 - 01:00 322 MW

23-05-2025 01:00 - 02:00 322 MW

23-05-2025 02:00 - 03:00 313 MW

23-05-2025 03:00 - 04:00 313 MW

23-05-2025 04:00 - 05:00 313 MW

23-05-2025 05:00 - 06:00 325 MW

23-05-2025 06:00 - 07:00 323 MW

23-05-2025 07:00 - 08:00 322 MW

23-05-2025 08:00 - 09:00 325 MW

23-05-2025 09:00 - 10:00 325 MW

23-05-2025 10:00 - 11:00 326 MW

23-05-2025 11:00 - 12:00 326 MW

23-05-2025 12:00 - 13:00 327 MW

23-05-2025 13:00 - 14:00 327 MW

23-05-2025 14:00 - 15:00 327 MW

23-05-2025 15:00 - 16:00 325 MW

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

https://umm.nordpoolgroup.com/#/messages?publicationDate=all&eventDate=custom&connections=EE-LV&eventDateStart=1970-01-01&eventDateStop=2125-04-20

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

There is no alternative to the curtailment of the affected LTTRs.

Publication of SWE CCR data for Business Day 22/05/2025

by JAO

Dear Market Participants,

We would like to inform you that missing data for the delivery date of 22/05/2025, for the SWE CCR will be published with a delay.

Thank you for your understanding.

Best regards,

JAO Operations Team

Capacity Curtailment on the FR-ES border for delivery period 23-05-2025

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:

23-05-2025 04:00 - 05:00 2440 MW

23-05-2025 05:00 - 06:00 2440 MW

5. Amount of LTTR remaining after curtailment:

23-05-2025 04:00 - 05:00 2024 MW

23-05-2025 05:00 - 06:00 2024 MW

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

   23/05/2025

      04:00-05:00 Network Security

      05:00-06:00 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

Capacity Curtailment on the EL1-FR-GB and EL1-GB-FR border for delivery period 24-05-2025

by JAO

1. TSO(s)*:

ELECLINK

2. Identification of affected Long Term Transmission Rights:

EL1-GB-FR

EL1-FR-GB

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

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

24-05-2025 00:00 - 01:00 963 MW

24-05-2025 01:00 - 02:00 963 MW

24-05-2025 02:00 - 03:00 963 MW

24-05-2025 03:00 - 04:00 963 MW

24-05-2025 04:00 - 05:00 963 MW

24-05-2025 05:00 - 06:00 963 MW

24-05-2025 06:00 - 07:00 963 MW

24-05-2025 07:00 - 08:00 963 MW

24-05-2025 08:00 - 09:00 963 MW

24-05-2025 09:00 - 10:00 963 MW

24-05-2025 10:00 - 11:00 963 MW

24-05-2025 11:00 - 12:00 963 MW

24-05-2025 12:00 - 13:00 963 MW

24-05-2025 13:00 - 14:00 963 MW

24-05-2025 14:00 - 15:00 963 MW

24-05-2025 15:00 - 16:00 963 MW

24-05-2025 16:00 - 17:00 963 MW

24-05-2025 17:00 - 18:00 963 MW

24-05-2025 18:00 - 19:00 963 MW

24-05-2025 19:00 - 20:00 963 MW

24-05-2025 20:00 - 21:00 963 MW

24-05-2025 21:00 - 22:00 963 MW

24-05-2025 22:00 - 23:00 963 MW

24-05-2025 23:00 - 24:00 963 MW

5. Amount of LTTR remaining after curtailment:

24-05-2025 00:00 - 01:00 0 MW

24-05-2025 01:00 - 02:00 0 MW

24-05-2025 02:00 - 03:00 0 MW

24-05-2025 03:00 - 04:00 0 MW

24-05-2025 04:00 - 05:00 0 MW

24-05-2025 05:00 - 06:00 0 MW

24-05-2025 06:00 - 07:00 0 MW

24-05-2025 07:00 - 08:00 0 MW

24-05-2025 08:00 - 09:00 0 MW

24-05-2025 09:00 - 10:00 0 MW

24-05-2025 10:00 - 11:00 0 MW

24-05-2025 11:00 - 12:00 0 MW

24-05-2025 12:00 - 13:00 0 MW

24-05-2025 13:00 - 14:00 0 MW

24-05-2025 14:00 - 15:00 0 MW

24-05-2025 15:00 - 16:00 0 MW

24-05-2025 16:00 - 17:00 0 MW

24-05-2025 17:00 - 18:00 0 MW

24-05-2025 18:00 - 19:00 0 MW

24-05-2025 19:00 - 20:00 0 MW

24-05-2025 20:00 - 21:00 0 MW

24-05-2025 21:00 - 22:00 0 MW

24-05-2025 22:00 - 23:00 0 MW

24-05-2025 23:00 - 24:00 0 MW

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

Unplanned maintenance

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

Maintenance for an unplanned outage

Capacity Curtailment on the FR-CH border for delivery period 23-05-2025

by JAO

1. TSO(s)*:

   RTE, SWISSGRID

2. Identification of affected Long Term Transmission Rights:

FR-CH

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

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

23-05-2025 07:00 - 08:00 369 MW

23-05-2025 08:00 - 09:00 369 MW

23-05-2025 09:00 - 10:00 369 MW

23-05-2025 10:00 - 11:00 369 MW

23-05-2025 11:00 - 12:00 369 MW

23-05-2025 12:00 - 13:00 369 MW

23-05-2025 13:00 - 14:00 369 MW

23-05-2025 14:00 - 15:00 369 MW

23-05-2025 15:00 - 16:00 369 MW

23-05-2025 16:00 - 17:00 369 MW

5. Amount of LTTR remaining after curtailment:

23-05-2025 07:00 - 08:00 0 MW

23-05-2025 08:00 - 09:00 0 MW

23-05-2025 09:00 - 10:00 0 MW

23-05-2025 10:00 - 11:00 0 MW

23-05-2025 11:00 - 12:00 0 MW

23-05-2025 12:00 - 13:00 0 MW

23-05-2025 13:00 - 14:00 0 MW

23-05-2025 14:00 - 15:00 0 MW

23-05-2025 15:00 - 16:00 0 MW

23-05-2025 16:00 - 17:00 0 MW

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

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

Capacity Curtailment on the EE-LV border for delivery period 22-05-2025

by JAO

1. TSO(s)*:
ELERING

2. Identification of affected Long Term Transmission Rights:
EE-LV

3. Triggering event:
Curtailment to ensure operation remains within Operational Security Limits

4. Affected volume in MW / hour for each concerned period:
22-05-2025 00:00 - 01:00 500 MW 
22-05-2025 01:00 - 02:00 500 MW 
22-05-2025 02:00 - 03:00 500 MW 
22-05-2025 03:00 - 04:00 500 MW 
22-05-2025 04:00 - 05:00 500 MW 
22-05-2025 05:00 - 06:00 500 MW 
22-05-2025 06:00 - 07:00 500 MW 
22-05-2025 07:00 - 08:00 500 MW 
22-05-2025 08:00 - 09:00 500 MW 
22-05-2025 09:00 - 10:00 500 MW 
22-05-2025 10:00 - 11:00 500 MW 
22-05-2025 11:00 - 12:00 500 MW 
22-05-2025 12:00 - 13:00 500 MW 
22-05-2025 13:00 - 14:00 500 MW 
22-05-2025 14:00 - 15:00 500 MW 
22-05-2025 15:00 - 16:00 500 MW 
22-05-2025 16:00 - 17:00 500 MW 
22-05-2025 17:00 - 18:00 500 MW 
22-05-2025 18:00 - 19:00 500 MW 
22-05-2025 19:00 - 20:00 500 MW 
22-05-2025 20:00 - 21:00 500 MW 
22-05-2025 21:00 - 22:00 500 MW 
22-05-2025 22:00 - 23:00 500 MW 
22-05-2025 23:00 - 24:00 500 MW

5. Amount of LTTR remaining after curtailment:
22-05-2025 00:00 - 01:00 322 MW 
22-05-2025 01:00 - 02:00 322 MW 
22-05-2025 02:00 - 03:00 322 MW 
22-05-2025 03:00 - 04:00 322 MW 
22-05-2025 04:00 - 05:00 322 MW 
22-05-2025 05:00 - 06:00 325 MW 
22-05-2025 06:00 - 07:00 328 MW 
22-05-2025 07:00 - 08:00 330 MW 
22-05-2025 08:00 - 09:00 345 MW 
22-05-2025 09:00 - 10:00 349 MW 
22-05-2025 10:00 - 11:00 344 MW 
22-05-2025 11:00 - 12:00 338 MW 
22-05-2025 12:00 - 13:00 329 MW 
22-05-2025 13:00 - 14:00 329 MW 
22-05-2025 14:00 - 15:00 329 MW 
22-05-2025 15:00 - 16:00 328 MW 
22-05-2025 16:00 - 17:00 328 MW 
22-05-2025 17:00 - 18:00 323 MW 
22-05-2025 18:00 - 19:00 322 MW 
22-05-2025 19:00 - 20:00 323 MW 
22-05-2025 20:00 - 21:00 325 MW 
22-05-2025 21:00 - 22:00 322 MW 
22-05-2025 22:00 - 23:00 322 MW 
22-05-2025 23:00 - 24:00 322 MW

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

https://umm.nordpoolgroup.com/#/messages?publicationDate=all&eventDate=custom&connections=EE-LV&eventDateStart=1970-01-01&eventDateStop=2125-04-20

https://baltic.transparency-dashboard.eu/node/108


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

There is no alternative to the curtailment of the affected LTTRs.


*According to section 57.3 of the EU HAR, this field can be filled in within 24 hours after the initial publication

Urgent Market Update: Delay of CH<>FR Daily Auctions for market period 22/05/2025

by JAO

Due to technical issues on the TSO's system, the CH<>FR Daily Auctions for market period 22/05/2025 with the auction ID CH-FR-D-DAILYPRODU-250522-01 and FR-CH-D-DAILYPRODU-250522-01 have been delayed.

Bid submission gate opens at 09:11.

Our certifications

JAO has successfully implemented internationally recognized management systems and is now officially certified for ISO/IEC 27001:2022 – the global standard for Information Security Management Systems and for ISO 9001 – the international standard for Quality Management Systems. 

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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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