The dead also can't have their consent violated and feel that particular psychological trauma which I think is the real root of what makes rape such a particularly awful thing.
By that logic, you can't steal from the dead because they no longer own the property. Because the act of stealing is taking something that belongs to someone else.
L. O. L.
So rather than just take the mileage of the vehicle at registration/renewal, we'll add more red tape to the process and make everything cost more so we can use a silly proxy to get the amount of use of the vehicle.
That's the American way I'm used to.