 A law passed in January 1974, designed to protect members of the supervisory boards of companies who are undergoing training, was aimed at ensuring that the representatives of young workers and youthful members of works councils still undergoing training could perform their duties with greater independence and without fear of disadvantageous consequences for their future careers.On request, workers' representatives on completion of their training courses had to have an employment relationship of unlimited duration.In the field of transport, the Municipal Transportation Finance Law of 1971 established federal guidelines for subsidies to municipal governments, while the Federal Transport Plan of 1973 provided a framework for all transport, including public transport.