The planning for the transport system and its development in Sweden is undergoing changes from the 1st of January 2013. The parliament has decided on changes in the strategic and economical planning as well as for the planning of road and railways projects according to the Road Act and the Railways Act. The handbook: Strategic Choice of Measures - A new step for planning of transportation solutions, should contribute to well functioning new planning processes. Choice of measures in accordance with the "four-step principle" contribute to a clearer methodology for a preparatory stage of planning.