Decisions by a regulatory body (incl. in competition) can be appealed first at the regulatory body and then, if applicable, at a court of 1st instance by means of an appeal against the decision of the regulatory body according to rules summed up in Act No. 71/1967 Coll. English: Act No. 71/1967 Coll.: http://www.indprop.gov.sk/swift_data/source/pdf/legislation/pravo_6771.pdf