we'll talk about that portion of it as well. christine romans is here to explain. >> how would this work. >> would you pay a penny and a half a mile or 30 cents a gallon. >> depends on what kind of car you drive. >> exactly. this is a pilot program starting in two years. it will be voluntary. they want to test to see if this is a way for the state to raise more money for tex revenue to fix bridges, roads and the like. 30 cents gas tax. it would work out if you use a mileage tax of 49.2 cents a gallon. a typical driver would be paying more. >> i'm totally confused. i don't get it. they're trying to raise money. that means more taxes. fundamentally this has to be worse for. >> if you're a gas guzzler, actually it helps you a little bit. if you drive a lot of miles, it's not good for you. middle of the road driver, maybe you'd pay a little bit more.