General elections will be held in Bosnia and Herzegovina on 7 October 2018. Voters elected the national Presidency and House of Representatives, as well as the Presidents and legislatures of the two entities.
The three members of the Presidency are elected by plurality. In Republika Srpska voters elect the Serb representative, whilst in the Federation of Bosnia and Herzegovinavoters elect the Bosniak and Croat members.
The 42 members of the House of Representatives are elected by proportional representation in two constituencies, the Federation of Bosnia and Herzegovina and Republika Srpska.
Sources and Further Reading:
Inter-Parliamentary Union
http://archive.ipu.org/parline-e/reports/2039_B.htm
Bosnian Politicians Start Campaigning for Autumn Election
No progress with Croat demand for changes to Bosnian election law