It is responsible for long-term infrastructure planning for transport: road, rail, shipping and aviation.
A conclusion was reached that there would be significant gains compared with the then-present situation if a new agency responsible for long-term planning of the transport system for road, rail, maritime and air traffic was formed.
Preparations started in the autumn of 2009, and the new authority began its work on 1 April 2010.
Many activities have historically been performed by national business agencies such as SJ, Banverket and Swedish Road Administration.
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