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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.

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.

Auction results Auction calendar

470+

Registered Market Participants
20k+

Auctions per year
100 %

Auction Tool Availability
95

Employees
50

TSOs serviced

Latest market messages

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Capacity Curtailment on the AT-IT border for delivery period 16-10-2024

Published: 14/10/2024 | 17:04by JAO
Details for Second Round for Daily Auction for border CH<>IT for BD15/10/2024

Published: 14/10/2024 | 10:04by JAO
Auction Cancelled for for Daily Auction for border CH<>IT

Published: 14/10/2024 | 09:42by JAO
2024 Auction Calendar update

Published: 14/10/2024 | 08:38by JAO
Capacity Curtailment on the CH-IT border for delivery period 15-10-2024

Published: 14/10/2024 | 07:34by JAO
Capacity Curtailment on the FR-IT border for delivery period 15-10-2024

Published: 14/10/2024 | 07:26by JAO
Capacity Curtailment on the IT-AT border for delivery period 15-10-2024

Published: 14/10/2024 | 07:24by JAO

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1. TSO(s)*:

APG

2. Identification of affected Long Term Transmission Rights:

AT-IT

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

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

16-10-2024 00:00 - 01:00 237 MW

16-10-2024 01:00 - 02:00 237 MW

16-10-2024 02:00 - 03:00 237 MW

16-10-2024 03:00 - 04:00 237 MW

16-10-2024 04:00 - 05:00 237 MW

16-10-2024 05:00 - 06:00 237 MW

16-10-2024 06:00 - 07:00 237 MW

16-10-2024 23:00 - 24:00 237 MW

5. Amount of LTTR remaining after curtailment:

16-10-2024 00:00 - 01:00 214 MW

16-10-2024 01:00 - 02:00 214 MW

16-10-2024 02:00 - 03:00 214 MW

16-10-2024 03:00 - 04:00 214 MW

16-10-2024 04:00 - 05:00 214 MW

16-10-2024 05:00 - 06:00 214 MW

16-10-2024 06:00 - 07:00 214 MW

16-10-2024 23:00 - 24:00 214 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) *?

During the CC process, all the remedial actions provided by the TSOs are already considered by the CCC in the calculation.

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

Dear Market Participant,

We wish to inform you that for the below auctions (for BD 15/10/2024), the second-round bid submission gate will open at 10:05 and close at 10:35

Second round created:

CH-IT-D-DAILYPRODU-241015-02

IT-CH-D-DAILYPRODU-241015-02

Please, be aware that at this point pre-bids and default bids will not be considered
Thank you for your understanding.

JAO Operations Team

Dear Market Participant,

We wish to inform you that the below auctions (for BD 15/10/2024) have been cancelled by decision of the TSO.

Cancelled Auctions:

CH-IT-D-DAILYPRODU-241015-01

IT-CH-D-DAILYPRODU-241015-01

The second round of this auction will open soon and we will inform you accordingly.

Thank you for your understanding.

JAO Operations Team

Dear Market Participants,

We would like to inform you that as per TSOs request, the 2024 Auction Calendar has been updated on the corridor IF2-FR-GB and IF2-GB-FR

For more details please refer to the Auction Calendar on our webpage http://www.jao.eu/auctions#/calendar/table to find its latest version.

Best regards,

JAO Operations Team

1. TSO(s)*:

SWISSGRID

2. Identification of affected Long Term Transmission Rights:

CH-IT

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

4. Estimated duration and affected volume in MW / hour for each concerned period:

15-10-2024 05:00 - 06:00 1723 MW

15-10-2024 06:00 - 07:00 1723 MW

15-10-2024 07:00 - 08:00 1723 MW

15-10-2024 08:00 - 09:00 1847 MW

15-10-2024 09:00 - 10:00 1847 MW

15-10-2024 10:00 - 11:00 1847 MW

15-10-2024 16:00 - 17:00 1847 MW

15-10-2024 17:00 - 18:00 1847 MW

15-10-2024 18:00 - 19:00 1847 MW

15-10-2024 19:00 - 20:00 1847 MW

15-10-2024 20:00 - 21:00 1723 MW

15-10-2024 21:00 - 22:00 1723 MW

15-10-2024 22:00 - 23:00 1723 MW

5. Estimated duration and amount of LTTR remaining after curtailment:

15-10-2024 05:00 - 06:00 1323 MW

15-10-2024 06:00 - 07:00 692 MW

15-10-2024 07:00 - 08:00 0 MW

15-10-2024 08:00 - 09:00 0 MW

15-10-2024 09:00 - 10:00 692 MW

15-10-2024 10:00 - 11:00 1362 MW

15-10-2024 16:00 - 17:00 1311 MW

15-10-2024 17:00 - 18:00 645 MW

15-10-2024 18:00 - 19:00 0 MW

15-10-2024 19:00 - 20:00 0 MW

15-10-2024 20:00 - 21:00 0 MW

15-10-2024 21:00 - 22:00 649 MW

15-10-2024 22:00 - 23:00 1307 MW

1. TSO(s)*:

TERNA

2. Identification of affected Long Term Transmission Rights:

FR-IT

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

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

15-10-2024 05:00 - 06:00 1862 MW

15-10-2024 06:00 - 07:00 1862 MW

15-10-2024 07:00 - 08:00 1862 MW

15-10-2024 08:00 - 09:00 1862 MW

15-10-2024 09:00 - 10:00 1862 MW

15-10-2024 10:00 - 11:00 1862 MW

15-10-2024 16:00 - 17:00 1862 MW

15-10-2024 17:00 - 18:00 1862 MW

15-10-2024 18:00 - 19:00 1862 MW

15-10-2024 19:00 - 20:00 1862 MW

15-10-2024 20:00 - 21:00 1862 MW

15-10-2024 21:00 - 22:00 1862 MW

15-10-2024 22:00 - 23:00 1862 MW

5. Amount of LTTR remaining after curtailment:

15-10-2024 05:00 - 06:00 1479 MW

15-10-2024 06:00 - 07:00 816 MW

15-10-2024 07:00 - 08:00 0 MW

15-10-2024 08:00 - 09:00 0 MW

15-10-2024 09:00 - 10:00 783 MW

15-10-2024 10:00 - 11:00 1413 MW

15-10-2024 16:00 - 17:00 1350 MW

15-10-2024 17:00 - 18:00 733 MW

15-10-2024 18:00 - 19:00 0 MW

15-10-2024 19:00 - 20:00 0 MW

15-10-2024 20:00 - 21:00 0 MW

15-10-2024 21:00 - 22:00 733 MW

15-10-2024 22:00 - 23:00 1350 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)*?

During the CC process, all the remedial actions provided by the TSOs are already considered by the CCC in the calculation

1. TSO(s)*:

TERNA

2. Identification of affected Long Term Transmission Rights:

IT-AT

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

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

15-10-2024 00:00 - 01:00 80 MW

15-10-2024 01:00 - 02:00 80 MW

15-10-2024 02:00 - 03:00 80 MW

15-10-2024 03:00 - 04:00 80 MW

15-10-2024 04:00 - 05:00 80 MW

15-10-2024 05:00 - 06:00 80 MW

15-10-2024 06:00 - 07:00 80 MW

15-10-2024 09:00 - 10:00 80 MW

15-10-2024 10:00 - 11:00 80 MW

15-10-2024 11:00 - 12:00 80 MW

15-10-2024 12:00 - 13:00 80 MW

15-10-2024 13:00 - 14:00 80 MW

15-10-2024 14:00 - 15:00 80 MW

15-10-2024 15:00 - 16:00 80 MW

15-10-2024 16:00 - 17:00 80 MW

15-10-2024 17:00 - 18:00 80 MW

15-10-2024 21:00 - 22:00 80 MW

15-10-2024 22:00 - 23:00 80 MW

15-10-2024 23:00 - 24:00 80 MW

5. Amount of LTTR remaining after curtailment:

15-10-2024 00:00 - 01:00 53 MW

15-10-2024 01:00 - 02:00 53 MW

15-10-2024 02:00 - 03:00 53 MW

15-10-2024 03:00 - 04:00 53 MW

15-10-2024 04:00 - 05:00 53 MW

15-10-2024 05:00 - 06:00 53 MW

15-10-2024 06:00 - 07:00 53 MW

15-10-2024 09:00 - 10:00 68 MW

15-10-2024 10:00 - 11:00 68 MW

15-10-2024 11:00 - 12:00 68 MW

15-10-2024 12:00 - 13:00 68 MW

15-10-2024 13:00 - 14:00 68 MW

15-10-2024 14:00 - 15:00 68 MW

15-10-2024 15:00 - 16:00 68 MW

15-10-2024 16:00 - 17:00 68 MW

15-10-2024 17:00 - 18:00 68 MW

15-10-2024 21:00 - 22:00 68 MW

15-10-2024 22:00 - 23:00 68 MW

15-10-2024 23:00 - 24:00 53 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)*?

During the CC process, all the remedial actions provided by the TSOs are already considered by the CCC in the calculation.

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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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