Tesla Motors Club

I just noticed this article. Does anyone have any insight into whether this has a chance of becoming law and how long the process usually takes? I would imagine even if/after the law is passed, there will be a delay with the state figures out the requirements for identifying vehicles. I think in CA, cars get stickers to put on the side of the car so troopers can easily identify them at high speed.

MA Transportation Committee advances bill that would expand electric car perks