> It’s because they explicitly do not want people to know what they are paying so they can raise the rates with minimal flak.

Or maybe it's simpler to just say paid and they did that. I'd wager that they're well aware of push-back over fee increases but still do it anyway, because monopoly. And the roads need the money.

On that note, the real fun is going to be about how do we pay for the roads once the majority of traffic is not pay fuel tax...