The 10 Cantons of the Federation of Bosnia and Herzegovina are each governed by directly elected parliaments called assemblies. Each assembly is elected by at-large party-list proportional representation with open lists every four years at the same time as federal and entity elections.
The Federal government and the cantons are responsible, as legislative authorities, for
Additionally, the cantonal assemblies prepare and adopt their own cantonal constitutions by a two-thirds majority, enact other regulations for the exercise of cantonal powers, adopt each of their cantonal budgets, enact laws on taxation and otherwise ensure the necessary financing. After elections, the assemblies elects their respective Cantonal Governments, the prime minister and ministers.
This is the state of parties in the assemblies as of 13 March 2026.