Sería preferible fijar e imponer fechas, incentivar por medio de inversiones o, mejor aún, retirar la inversión a quienes no se adapten a los proyectos de infraestructuras o adquieran material rodante que no utilice estos sistemas.
It would be better to impose and to set dates, to incentivise by means of investments or, better still, to withdraw investment from those who fail to adapt to the infrastructure projects or who purchase rolling stock that does not use these systems.