østfold kollektivtrafikk is a county agency responsible for administrating public transport in østfold, norway. created on 1 june 2002 and subordinate østfold county municipality, it is responsible for route planning, purchase of transport from operators, marketing, customer information related to public transport, as well as issuing permits for taxi, bus and truck transport. train traffic is not included in the responsibilities of østfold kollektivtrafikk; nsb has the responsibility for all passenger trains in norway.