The infrastructure fund has been set up with the aim of managing growing mobility and the traffic problems that it means for Switzerland's agglomerations and motorway network and enabling main roads in mountain and peripheral regions to be maintained. The infrastructure fund is being drawn from a reorganisation of special financing for road traffic and will be financed with a portion of the tied revenues from the petroleum tax and the «vignette» badge that vehicles must display in order to use the Swiss motorway network, as well as the corresponding reserves.