Another kick on 5.9GHz DSRC Technology in the U.S.

according to the attendees at the ITS America annual conference at National Harbor Maryland, Obama administration officials are very interested in road pricing and other ITS technologies. Vehicle Miles Traveled (VMT) / road used charges are the major topics being discussed. Candidate technologies for such ITS programms include RFID, 5.9GHz DSRC, passive techonolgies, tec.

See the original article:
US officials very interested in VMT/road use charges - ITSA people

and the statement from Turnock, the CTO of Mark IV:
http://www.tollroadsnews.com/sites/default/files/Turnock.pdf