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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.

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

Latest market messages

DST_Clock change

by JAO

Dear Market Participants,

We kindly request your attention to the upcoming clock change on March 31st.

For bids submitted for the market period of March 31st, please ensure that the following adjustments are made to your files:

Update the Bid Time Interval section to reflect 2024-03-30T23:00Z/2024-03-31T22:00Z.

For market period starting April 1st and onwards, adjust the Bid Time Interval section to 2024-03-31T22:00Z/2024-04-01T22:00Z.

Furthermore, please be aware that for the market period of March 31st, one less position should be included in the files, while maintaining the sequential order (1, 2, 3, 4…).

Thank you for your attention to these details.

Kind regards,

JAO Operation Team

Financial Agreement update

by JAO

Dear Market Participants,

We would kindly like to inform you that our Financial Agreement has been amended. The updates concern:

  • Article 3 (c) clarification according to HAR regarding the payment process to the Corporate Account for remunerations and compensation provided to the Registered Participant.
  • Article 4 (b,e,f) introduction of the new solution for initiating Funds Transfer through the ING Inside Business Payment module.
  • Article 4 (g) regarding the Business Account closure for the negative balances.

The updated financial agreement is available on JAO’s website.

If you have any questions related to this information, please do not hesitate to contact us through our service desk platform https://servicedesk.jao.eu.

Best regards,

JAO Operation Team

Capacity Curtailment on the RO-BG border for delivery 31-03-2024

by JAO

1. TSO(s)*:

ESO

2. Identification of affected Long Term Transmission Rights:

RO-BG

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

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

31-03-2024 11:00 - 12:00 1560 MW

31-03-2024 12:00 - 13:00 1560 MW

31-03-2024 13:00 - 14:00 1560 MW

31-03-2024 14:00 - 15:00 1560 MW

31-03-2024 15:00 - 16:00 1560 MW

5. Amount of LTTR remaining after curtailment:

31-03-2024 11:00 - 12:00 480 MW

31-03-2024 12:00 - 13:00 480 MW

31-03-2024 13:00 - 14:00 480 MW

31-03-2024 14:00 - 15:00 480 MW

31-03-2024 15:00 - 16:00 480 MW

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

Expected extremely low demand which leads to lack of reserve capacity, low system stability and inertia and as a result requires a minimum number of power plants on the grid.

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.

Capacity Curtailment on the CH-IT border for delivery 30-03-2024

by JAO

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:
30-03-2024 07:00 - 08:00 1842 MW
30-03-2024 08:00 - 09:00 1922 MW
30-03-2024 09:00 - 10:00 1943 MW
30-03-2024 10:00 - 11:00 2390 MW
30-03-2024 11:00 - 12:00 2316 MW
30-03-2024 12:00 - 13:00 2132 MW
30-03-2024 13:00 - 14:00 1976 MW
30-03-2024 14:00 - 15:00 2160 MW

5. Estimated duration and amount of LTTR remaining after curtailment:
30-03-2024 07:00 - 08:00 1518 MW
30-03-2024 08:00 - 09:00 1844 MW
30-03-2024 09:00 - 10:00 1904 MW
30-03-2024 10:00 - 11:00 2351 MW
30-03-2024 11:00 - 12:00 2185 MW
30-03-2024 12:00 - 13:00 1756 MW
30-03-2024 13:00 - 14:00 1406 MW
30-03-2024 14:00 - 15:00 1836 MW

 

Capacity Curtailment on the SI-IT border for delivery 30-03-2024

by JAO

1. TSO(s)*:

2. Identification of affected Long Term Transmission Rights:

SI-IT

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

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

30-03-2024 07:00 - 08:00 220 MW

30-03-2024 12:00 - 13:00 220 MW

30-03-2024 13:00 - 14:00 220 MW

30-03-2024 14:00 - 15:00 220 MW

5. Amount of LTTR remaining after curtailment:

30-03-2024 07:00 - 08:00 185 MW

30-03-2024 12:00 - 13:00 178 MW

30-03-2024 13:00 - 14:00 146 MW

30-03-2024 14:00 - 15:00 185 MW

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

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

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

Capacity Curtailment on the FR-IT border for delivery 30-03-2024

by JAO

1. TSO(s)*:

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:

30-03-2024 12:00 - 13:00 882 MW

30-03-2024 13:00 - 14:00 882 MW

5. Amount of LTTR remaining after curtailment:

30-03-2024 12:00 - 13:00 826 MW

30-03-2024 13:00 - 14:00 692 MW

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

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

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

Capacity Curtailment on the FR-CH border for delivery 30-03-2024

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:

30-03-2024 00:00 - 01:00 368 MW

30-03-2024 01:00 - 02:00 368 MW

30-03-2024 02:00 - 03:00 368 MW

30-03-2024 03:00 - 04:00 368 MW

30-03-2024 04:00 - 05:00 368 MW

30-03-2024 05:00 - 06:00 368 MW

30-03-2024 06:00 - 07:00 368 MW

30-03-2024 07:00 - 08:00 368 MW

30-03-2024 08:00 - 09:00 368 MW

30-03-2024 09:00 - 10:00 368 MW

30-03-2024 10:00 - 11:00 368 MW

30-03-2024 11:00 - 12:00 368 MW

30-03-2024 12:00 - 13:00 368 MW

30-03-2024 13:00 - 14:00 368 MW

30-03-2024 14:00 - 15:00 368 MW

30-03-2024 15:00 - 16:00 368 MW

30-03-2024 16:00 - 17:00 368 MW

30-03-2024 17:00 - 18:00 368 MW

30-03-2024 18:00 - 19:00 368 MW

30-03-2024 19:00 - 20:00 368 MW

30-03-2024 20:00 - 21:00 368 MW

30-03-2024 21:00 - 22:00 368 MW

30-03-2024 22:00 - 23:00 368 MW

30-03-2024 23:00 - 24:00 368 MW

5. Amount of LTTR remaining after curtailment:

30-03-2024 00:00 - 01:00 0 MW

30-03-2024 01:00 - 02:00 0 MW

30-03-2024 02:00 - 03:00 0 MW

30-03-2024 03:00 - 04:00 0 MW

30-03-2024 04:00 - 05:00 0 MW

30-03-2024 05:00 - 06:00 0 MW

30-03-2024 06:00 - 07:00 0 MW

30-03-2024 07:00 - 08:00 0 MW

30-03-2024 08:00 - 09:00 0 MW

30-03-2024 09:00 - 10:00 0 MW

30-03-2024 10:00 - 11:00 0 MW

30-03-2024 11:00 - 12:00 0 MW

30-03-2024 12:00 - 13:00 0 MW

30-03-2024 13:00 - 14:00 0 MW

30-03-2024 14:00 - 15:00 0 MW

30-03-2024 15:00 - 16:00 0 MW

30-03-2024 16:00 - 17:00 0 MW

30-03-2024 17:00 - 18:00 0 MW

30-03-2024 18:00 - 19:00 0 MW

30-03-2024 19:00 - 20:00 0 MW

30-03-2024 20:00 - 21:00 0 MW

30-03-2024 21:00 - 22:00 0 MW

30-03-2024 22:00 - 23:00 0 MW

30-03-2024 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*:

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

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

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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