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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
  • 500+
    Registered market participants
  • 26k+
    Auctions held annually
  • 100%
    Auction tool availability
  • 80+
    Employees
  • 50
    TSOs serviced

Latest market messages

Capacity Curtailment on the IF1-GB-FR border for delivery period 01-02-2026

by JAO

1. TSO(s)*:

RNP

2. Identification of affected Long Term Transmission Rights:

IF1-GB-FR

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

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

01-02-2026 00:00 - 01:00 1396 MW

01-02-2026 01:00 - 02:00 1396 MW

01-02-2026 02:00 - 03:00 1396 MW

01-02-2026 03:00 - 04:00 1396 MW

01-02-2026 04:00 - 05:00 1396 MW

01-02-2026 05:00 - 06:00 1396 MW

01-02-2026 06:00 - 07:00 1396 MW

01-02-2026 07:00 - 08:00 1396 MW

01-02-2026 08:00 - 09:00 1396 MW

01-02-2026 09:00 - 10:00 1396 MW

01-02-2026 10:00 - 11:00 1396 MW

01-02-2026 11:00 - 12:00 1396 MW

01-02-2026 12:00 - 13:00 1396 MW

01-02-2026 13:00 - 14:00 1396 MW

01-02-2026 14:00 - 15:00 1396 MW

01-02-2026 15:00 - 16:00 1396 MW

01-02-2026 16:00 - 17:00 1396 MW

01-02-2026 17:00 - 18:00 1396 MW

01-02-2026 18:00 - 19:00 1396 MW

01-02-2026 19:00 - 20:00 1396 MW

01-02-2026 20:00 - 21:00 1396 MW

01-02-2026 21:00 - 22:00 1396 MW

01-02-2026 22:00 - 23:00 1396 MW

01-02-2026 23:00 - 24:00 1396 MW

5. Amount of LTTR remaining after curtailment:

01-02-2026 00:00 - 01:00 944 MW

01-02-2026 01:00 - 02:00 944 MW

01-02-2026 02:00 - 03:00 944 MW

01-02-2026 03:00 - 04:00 944 MW

01-02-2026 04:00 - 05:00 944 MW

01-02-2026 05:00 - 06:00 944 MW

01-02-2026 06:00 - 07:00 944 MW

01-02-2026 07:00 - 08:00 944 MW

01-02-2026 08:00 - 09:00 944 MW

01-02-2026 09:00 - 10:00 944 MW

01-02-2026 10:00 - 11:00 944 MW

01-02-2026 11:00 - 12:00 944 MW

01-02-2026 12:00 - 13:00 944 MW

01-02-2026 13:00 - 14:00 944 MW

01-02-2026 14:00 - 15:00 944 MW

01-02-2026 15:00 - 16:00 944 MW

01-02-2026 16:00 - 17:00 944 MW

01-02-2026 17:00 - 18:00 944 MW

01-02-2026 18:00 - 19:00 944 MW

01-02-2026 19:00 - 20:00 944 MW

01-02-2026 20:00 - 21:00 944 MW

01-02-2026 21:00 - 22:00 944 MW

01-02-2026 22:00 - 23:00 944 MW

01-02-2026 23:00 - 24:00 944 MW

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

Thermal Limits

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

Capacity limitation due to unplanned maintenance

Capacity Curtailment on the IF1-FR-GB border for delivery period 01-02-2026

by JAO

1. TSO(s)*:

RNP

2. Identification of affected Long Term Transmission Rights:

IF1-FR-GB

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

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

01-02-2026 00:00 - 01:00 1400 MW

01-02-2026 01:00 - 02:00 1400 MW

01-02-2026 02:00 - 03:00 1400 MW

01-02-2026 03:00 - 04:00 1400 MW

01-02-2026 04:00 - 05:00 1400 MW

01-02-2026 05:00 - 06:00 1400 MW

01-02-2026 06:00 - 07:00 1400 MW

01-02-2026 07:00 - 08:00 1400 MW

01-02-2026 08:00 - 09:00 1400 MW

01-02-2026 09:00 - 10:00 1400 MW

01-02-2026 10:00 - 11:00 1400 MW

01-02-2026 11:00 - 12:00 1400 MW

01-02-2026 12:00 - 13:00 1400 MW

01-02-2026 13:00 - 14:00 1400 MW

01-02-2026 14:00 - 15:00 1400 MW

01-02-2026 15:00 - 16:00 1400 MW

01-02-2026 16:00 - 17:00 1400 MW

01-02-2026 17:00 - 18:00 1400 MW

01-02-2026 18:00 - 19:00 1400 MW

01-02-2026 19:00 - 20:00 1400 MW

01-02-2026 20:00 - 21:00 1400 MW

01-02-2026 21:00 - 22:00 1400 MW

01-02-2026 22:00 - 23:00 1400 MW

01-02-2026 23:00 - 24:00 1400 MW

5. Amount of LTTR remaining after curtailment:

01-02-2026 00:00 - 01:00 956 MW

01-02-2026 01:00 - 02:00 956 MW

01-02-2026 02:00 - 03:00 956 MW

01-02-2026 03:00 - 04:00 956 MW

01-02-2026 04:00 - 05:00 956 MW

01-02-2026 05:00 - 06:00 956 MW

01-02-2026 06:00 - 07:00 956 MW

01-02-2026 07:00 - 08:00 956 MW

01-02-2026 08:00 - 09:00 956 MW

01-02-2026 09:00 - 10:00 956 MW

01-02-2026 10:00 - 11:00 956 MW

01-02-2026 11:00 - 12:00 956 MW

01-02-2026 12:00 - 13:00 956 MW

01-02-2026 13:00 - 14:00 956 MW

01-02-2026 14:00 - 15:00 956 MW

01-02-2026 15:00 - 16:00 956 MW

01-02-2026 16:00 - 17:00 956 MW

01-02-2026 17:00 - 18:00 956 MW

01-02-2026 18:00 - 19:00 956 MW

01-02-2026 19:00 - 20:00 956 MW

01-02-2026 20:00 - 21:00 956 MW

01-02-2026 21:00 - 22:00 956 MW

01-02-2026 22:00 - 23:00 956 MW

01-02-2026 23:00 - 24:00 956 MW

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

Thermal Limits

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

Capacity limitation due to unplanned maintenance

Capacity Curtailment on the IF1-GB-FR border for delivery period 31-01-2026

by JAO

1. TSO(s)*:

RNP

2. Identification of affected Long Term Transmission Rights:

IF1-GB-FR

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

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

31-01-2026 00:00 - 01:00 1397 MW

31-01-2026 01:00 - 02:00 1397 MW

31-01-2026 02:00 - 03:00 1397 MW

31-01-2026 03:00 - 04:00 1397 MW

31-01-2026 04:00 - 05:00 1397 MW

31-01-2026 05:00 - 06:00 1397 MW

31-01-2026 06:00 - 07:00 1397 MW

31-01-2026 07:00 - 08:00 1397 MW

31-01-2026 08:00 - 09:00 1397 MW

31-01-2026 09:00 - 10:00 1397 MW

31-01-2026 10:00 - 11:00 1397 MW

31-01-2026 11:00 - 12:00 1397 MW

31-01-2026 12:00 - 13:00 1397 MW

31-01-2026 13:00 - 14:00 1397 MW

31-01-2026 14:00 - 15:00 1397 MW

31-01-2026 15:00 - 16:00 1397 MW

31-01-2026 16:00 - 17:00 1397 MW

31-01-2026 17:00 - 18:00 1397 MW

31-01-2026 18:00 - 19:00 1397 MW

31-01-2026 19:00 - 20:00 1397 MW

31-01-2026 20:00 - 21:00 1397 MW

31-01-2026 21:00 - 22:00 1397 MW

31-01-2026 22:00 - 23:00 1397 MW

31-01-2026 23:00 - 24:00 1397 MW

5. Amount of LTTR remaining after curtailment:

31-01-2026 00:00 - 01:00 944 MW

31-01-2026 01:00 - 02:00 944 MW

31-01-2026 02:00 - 03:00 944 MW

31-01-2026 03:00 - 04:00 944 MW

31-01-2026 04:00 - 05:00 944 MW

31-01-2026 05:00 - 06:00 944 MW

31-01-2026 06:00 - 07:00 944 MW

31-01-2026 07:00 - 08:00 944 MW

31-01-2026 08:00 - 09:00 944 MW

31-01-2026 09:00 - 10:00 944 MW

31-01-2026 10:00 - 11:00 944 MW

31-01-2026 11:00 - 12:00 944 MW

31-01-2026 12:00 - 13:00 944 MW

31-01-2026 13:00 - 14:00 944 MW

31-01-2026 14:00 - 15:00 944 MW

31-01-2026 15:00 - 16:00 944 MW

31-01-2026 16:00 - 17:00 944 MW

31-01-2026 17:00 - 18:00 944 MW

31-01-2026 18:00 - 19:00 944 MW                             

31-01-2026 19:00 - 20:00 944 MW

31-01-2026 20:00 - 21:00 944 MW

31-01-2026 21:00 - 22:00 944 MW

31-01-2026 22:00 - 23:00 944 MW

31-01-2026 23:00 - 24:00 944 MW


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

Thermal Limits

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

Capacity limitation due to unplanned maintenance

Capacity Curtailment on the IF1-FR-GB border for delivery period 31-01-2026

by JAO

1. TSO(s)*:

RNP

2. Identification of affected Long Term Transmission Rights:

IF1-FR-GB

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

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

31-01-2026 00:00 - 01:00 1400 MW

31-01-2026 01:00 - 02:00 1400 MW

31-01-2026 02:00 - 03:00 1400 MW

31-01-2026 03:00 - 04:00 1400 MW

31-01-2026 04:00 - 05:00 1400 MW

31-01-2026 05:00 - 06:00 1400 MW

31-01-2026 06:00 - 07:00 1400 MW

31-01-2026 07:00 - 08:00 1400 MW

31-01-2026 08:00 - 09:00 1400 MW

31-01-2026 09:00 - 10:00 1400 MW

31-01-2026 10:00 - 11:00 1400 MW

31-01-2026 11:00 - 12:00 1400 MW

31-01-2026 12:00 - 13:00 1400 MW

31-01-2026 13:00 - 14:00 1400 MW

31-01-2026 14:00 - 15:00 1400 MW

31-01-2026 15:00 - 16:00 1400 MW

31-01-2026 16:00 - 17:00 1400 MW

31-01-2026 17:00 - 18:00 1400 MW

31-01-2026 18:00 - 19:00 1400 MW

31-01-2026 19:00 - 20:00 1400 MW

31-01-2026 20:00 - 21:00 1400 MW

31-01-2026 21:00 - 22:00 1400 MW

31-01-2026 22:00 - 23:00 1400 MW

31-01-2026 23:00 - 24:00 1400 MW

5. Amount of LTTR remaining after curtailment:

31-01-2026 00:00 - 01:00 957 MW

31-01-2026 01:00 - 02:00 957 MW

31-01-2026 02:00 - 03:00 957 MW

31-01-2026 03:00 - 04:00 957 MW

31-01-2026 04:00 - 05:00 957 MW

31-01-2026 05:00 - 06:00 957 MW

31-01-2026 06:00 - 07:00 957 MW

31-01-2026 07:00 - 08:00 957 MW

31-01-2026 08:00 - 09:00 957 MW

31-01-2026 09:00 - 10:00 957 MW

31-01-2026 10:00 - 11:00 957 MW

31-01-2026 11:00 - 12:00 957 MW

31-01-2026 12:00 - 13:00 957 MW

31-01-2026 13:00 - 14:00 957 MW

31-01-2026 14:00 - 15:00 957 MW

31-01-2026 15:00 - 16:00 957 MW

31-01-2026 16:00 - 17:00 957 MW

31-01-2026 17:00 - 18:00 957 MW

31-01-2026 18:00 - 19:00 957 MW

31-01-2026 19:00 - 20:00 957 MW

31-01-2026 20:00 - 21:00 957 MW

31-01-2026 21:00 - 22:00 957 MW

31-01-2026 22:00 - 23:00 957 MW

31-01-2026 23:00 - 24:00 957 MW

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

Thermal Limits

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

Capacity limitation due to unplanned maintenance

Capacity Curtailment on the IF1-GB-FR border for delivery period 02-02-2026

by JAO

1. TSO(s)*:

RNP

2. Identification of affected Long Term Transmission Rights:

IF1-GB-FR

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

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

02-02-2026 00:00 - 01:00 1396 MW

02-02-2026 01:00 - 02:00 1396 MW

02-02-2026 02:00 - 03:00 1396 MW

02-02-2026 03:00 - 04:00 1396 MW

02-02-2026 04:00 - 05:00 1396 MW

02-02-2026 05:00 - 06:00 1396 MW

02-02-2026 06:00 - 07:00 1396 MW

02-02-2026 07:00 - 08:00 1396 MW

02-02-2026 08:00 - 09:00 1396 MW

02-02-2026 09:00 - 10:00 1396 MW

02-02-2026 10:00 - 11:00 1396 MW

02-02-2026 11:00 - 12:00 1396 MW

02-02-2026 12:00 - 13:00 1396 MW

02-02-2026 13:00 - 14:00 1396 MW

02-02-2026 14:00 - 15:00 1396 MW

02-02-2026 15:00 - 16:00 1396 MW

02-02-2026 16:00 - 17:00 1396 MW

02-02-2026 17:00 - 18:00 1396 MW

02-02-2026 18:00 - 19:00 1396 MW

02-02-2026 19:00 - 20:00 1396 MW

02-02-2026 20:00 - 21:00 1396 MW

02-02-2026 21:00 - 22:00 1396 MW

02-02-2026 22:00 - 23:00 1396 MW

02-02-2026 23:00 - 24:00 1396 MW

5. Amount of LTTR remaining after curtailment:

02-02-2026 00:00 - 01:00 944 MW

02-02-2026 01:00 - 02:00 944 MW

02-02-2026 02:00 - 03:00 944 MW

02-02-2026 03:00 - 04:00 944 MW

02-02-2026 04:00 - 05:00 944 MW

02-02-2026 05:00 - 06:00 944 MW

02-02-2026 06:00 - 07:00 944 MW

02-02-2026 07:00 - 08:00 944 MW

02-02-2026 08:00 - 09:00 944 MW

02-02-2026 09:00 - 10:00 944 MW

02-02-2026 10:00 - 11:00 944 MW

02-02-2026 11:00 - 12:00 944 MW

02-02-2026 12:00 - 13:00 944 MW

02-02-2026 13:00 - 14:00 944 MW

02-02-2026 14:00 - 15:00 944 MW

02-02-2026 15:00 - 16:00 944 MW

02-02-2026 16:00 - 17:00 944 MW

02-02-2026 17:00 - 18:00 944 MW

02-02-2026 18:00 - 19:00 944 MW

02-02-2026 19:00 - 20:00 944 MW

02-02-2026 20:00 - 21:00 944 MW

02-02-2026 21:00 - 22:00 944 MW

02-02-2026 22:00 - 23:00 944 MW

02-02-2026 23:00 - 24:00 944 MW


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

Thermal Limits

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

Capacity limitation due to unplanned maintenance

Capacity Curtailment on the IF1-FR-GB border for delivery period 02-02-2026

by JAO

1. TSO(s)*:

RNP

2. Identification of affected Long Term Transmission Rights:

IF1-FR-GB

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

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

02-02-2026 00:00 - 01:00 1400 MW

02-02-2026 01:00 - 02:00 1400 MW

02-02-2026 02:00 - 03:00 1400 MW

02-02-2026 03:00 - 04:00 1400 MW

02-02-2026 04:00 - 05:00 1400 MW

02-02-2026 05:00 - 06:00 1400 MW

02-02-2026 06:00 - 07:00 1400 MW

02-02-2026 07:00 - 08:00 1400 MW

02-02-2026 08:00 - 09:00 1400 MW

02-02-2026 09:00 - 10:00 1400 MW

02-02-2026 10:00 - 11:00 1400 MW

02-02-2026 11:00 - 12:00 1400 MW

02-02-2026 12:00 - 13:00 1400 MW

02-02-2026 13:00 - 14:00 1400 MW

02-02-2026 14:00 - 15:00 1400 MW

02-02-2026 15:00 - 16:00 1400 MW

02-02-2026 16:00 - 17:00 1400 MW

02-02-2026 17:00 - 18:00 1400 MW

02-02-2026 18:00 - 19:00 1400 MW

02-02-2026 19:00 - 20:00 1400 MW

02-02-2026 20:00 - 21:00 1400 MW

02-02-2026 21:00 - 22:00 1400 MW

02-02-2026 22:00 - 23:00 1400 MW

02-02-2026 23:00 - 24:00 1400 MW

5. Amount of LTTR remaining after curtailment:

02-02-2026 00:00 - 01:00 956 MW

02-02-2026 01:00 - 02:00 956 MW

02-02-2026 02:00 - 03:00 956 MW

02-02-2026 03:00 - 04:00 956 MW

02-02-2026 04:00 - 05:00 956 MW

02-02-2026 05:00 - 06:00 956 MW

02-02-2026 06:00 - 07:00 956 MW

02-02-2026 07:00 - 08:00 956 MW

02-02-2026 08:00 - 09:00 956 MW

02-02-2026 09:00 - 10:00 956 MW

02-02-2026 10:00 - 11:00 956 MW

02-02-2026 11:00 - 12:00 956 MW

02-02-2026 12:00 - 13:00 956 MW

02-02-2026 13:00 - 14:00 956 MW

02-02-2026 14:00 - 15:00 956 MW

02-02-2026 15:00 - 16:00 956 MW

02-02-2026 16:00 - 17:00 956 MW

02-02-2026 17:00 - 18:00 956 MW

02-02-2026 18:00 - 19:00 956 MW

02-02-2026 19:00 - 20:00 956 MW

02-02-2026 20:00 - 21:00 956 MW

02-02-2026 21:00 - 22:00 956 MW

02-02-2026 22:00 - 23:00 956 MW

02-02-2026 23:00 - 24:00 956 MW


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

Thermal Limits

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

Capacity limitation due to unplanned maintenance

SDAC_JAO_01: SDAC market coupling 29/01/2026 - Session complete

by JAO

Please be informed that the day-ahead market coupling session is now completed.

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. 

ISO
IT

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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