Originally Posted by
MikeBOS
...He had checked in hours before, had a valid boarding pass and was waiting at the gate when boarding started. If that's not involuntary, I don't understand the meaning of the word.
I concur with
channa. Had your son refused any compensation, then he would be IDB. That's no longer the case. OTOH, for W&B IDB, you are likely end up receiving the same.