Article 9
1. This Directive shall not prevent the application by Member States of: (a) specific taxes or charges: - levied upon registration of the vehicle, or - imposed on vehicles or loads of abnormal weights or dimensions; (b) parking fees and specific urban traffic charges; (c) regulatory charges specifically designed to combat time and place-related traffic congestion. 2. Neither shall this Directive prevent the Member States from attributing to environmental protection and the balanced development of transport networks a percentage of the amount of the user charge, or of the toll, provided that this amount is calculated in accordance with Article 7(7) and (9).