Law 21/2015, of 29 July, on the financing of the public transport system in Catalonia.

The mobility of people is a social right that must be guaranteed and preserved based on sufficient and supportive funding.

​​​​​​​This public transport system financing law responds to the eighth additional provision of Law 9/2003, of June 13, on mobility, which says: "Within one year from from the approval of this law, the Government must present a bill for the financing of public transport, sustainable mobility and the promotion of the use of alternative fuels that regulates the organizational framework».

Source: Generalitat de Catalunya