And while Congress cant agree on whether to proceed, several states are not waiting. They are exploring how, over the next decade, they can move to a system in which drivers pay per mile of road they roll over. Thousands of motorists have already taken the black boxes, some of which have GPS monitoring, for a test drive.\”This really is a must for our nation. It is not a matter of something we might choose to do,\” said Hasan Ikhrata, executive director of the Southern California Assn. of Governments, which is planning for the state to start tracking miles driven by every California motorist by 2025. \”There is going to be a change in how we pay these taxes. The technology is there to do it.\”
via A black box in your car? Some see a source of tax revenue – latimes.com.