[ams6110]

Tesla can solve this. They know when and where the car was driven, and each time it's charged, the charging station can interrogate the car and compute the appropriate congestion surcharge.

[kalleboo]

Singapore is now developing a new congestion charge system based on GPS that will have high granularity. We'll see how that works... http://www.lta.gov.sg/apps/news/default.aspx?scr=yes&keyword...