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Contact us

European Union Agency for the Cooperation of Energy Regulators (ACER)
Address: Trg republike 3, 1000 Ljubljana, Slovenia

General information: info(at)

: director(at)

Questions regarding REMIT
: remit(at)

Questions regarding electricity
: electricity(at)

Questions regarding gas
: gas(at) ​

Media & Communication ​inquiries​: please visit this link​.

For comments and feedback: feedback(at)

: +386 (0) 82053 400

​​​Would you like to invite an ACER speaker to your event?

Please fill in the Speaker Request form.

​​​How to reach us

​Our office is located in Ljubljana at Trg republike 3 in the TR3 building, just opposite the Slovene National Parliament.     

Link to the interactive city map:     

Ljubljana MAP Picture.png  

The Jože Pučnik Airport is only 25 km from us, and the main  railway and bus station are 1.5 km away – 10 minutes’ walk. For taxis, please consult: