The line where they say that;
"While the M3W may be an unusual design, the vehicle configuration is unequivocally a motorcycle"
probably sums up the chances of getting any sensible decision made.

Saying that, the real own goal for Morgan would be the re-classification of the M3W as a car rather than a motorcycle, it really would not pass muster as a car under all the regs it would have to comply with.