Which specific data does JAO report?

JAO shall only report on behalf of TSOs details of contracts relating to the transportation of electricity in the Union. The transportation contract between two or more locations or bidding zones concluded as a result of a primary explicit capacity allocation by or on behalf of the TSO, specifying physical or financial capacity rights or obligations (file called “total allocation results” according to the IEC format 62345-451).

Regarding transfers of physical or financial transmission rights between market participants, the reporting responsibility to ACER lies with the market participant(s).