Who may file a complaint?

RiigikoguElection Act  (as of 2012, in English)

Source http://www.legaltext.ee/text/en/X60044K4.htm

Article 70. (1) If an individual, acandidate or a political party (hereinafter interested person) findsthat an act of a voting district committee violates his or her rights, theperson may file a complaint with the county electoral committee.

Article 71. (1) If an interested person finds that a resolution or act of a countyelectoral committee or an act of the Electronic Voting Committee violates hisor her rights, the person may file a complaint with the National ElectoralCommittee. A person whose complaint against an act of a voting districtcommittee is dismissed by a county electoral committee may file a complaint againstthe act of the voting district committee with the National Electoral Committee.