The allocation of available capacities for each border is carried out at various entities: 

Allocation timescale Border with the APG regulation zone (Export/Import)
Czech Republic Hungary Slovenia Italy Switzerland Germany
Long term (yearly & montly) JAO
no congested border*
Daily (day-ahead) JAO Market Coupling JAO
Intraday Damas Energy of CEPS Novita System ELES JAO APG APG

*) Congestion management through capacity allocation will be implemented on this border as of 1 October 2018. More information is available on the website of JAO.

Further information about auctions that have already been carried out can be found on the websites of the respective auction houses.

The capacities available for intraday trading for the Austrian-Swiss border are made public by APG on this page.