The nomination of any person who is declared nominated at a primary as a candidate for any federal, state, county, or municipal office; the election of any person who is declared elected to any such office (except when otherwise prescribed by the federal Constitution or the Constitution of Georgia); the eligibility of any person declared eligible to seek any such nomination or office in a run-off primary or election; or the approval or disapproval of any question submitted to electors at an election may be contested by any person who was a candidate at such primary or election for such nomination or office, or by any aggrieved elector who was entitled to vote for such person or for or against such question.
Georgia Legal Code