Possibility to appeal
Estonia
RiigikoguElection Act (as of 2012, in English)
Source http://www.legaltext.ee/text/en/X60044K4.htm
Article 72. (1) If an interested personfinds that an act of a voting district committee or the Electronic VotingCommittee, a resolution or act of a county electoral committee or a resolutionor act of the National Electoral Committee violates his or her rights, theperson may file an appeal with the Supreme Court pursuant to the procedureprescribed in the Constitutional Review Court Procedure Act.