NDCs and Actions. Timeline. NDC 1. Transport sector system improvement. 2021-2030. 1.1 Avoid the need to travel. 2021-2030. 1.2 Reduce commuting distances and travel time. 2021-2030. 1.3 Improve traffic and traffic light management. 2021- 2030. 1.4 Improve parking management. 2021- 2030. 1.5 Introduce intelligent transport management systems. 2021-2030. 1.6 Improve road architecture (road designs, road signs, signaling, signage, etc.). 2021-2030. NDC 2. Promote public passenger transport. 2021-2030.