Originally Posted by
Dangling Unit
It's not just the airline industry that follows those rules. In fact, I can't think of any company, airline or not, having sick time that doesn't have this policy. It's to keep employees from abusing the sick time policy. Given the chance, a lot of people would take advantage of it.
I find the term "abusing sick time" amusing. How can you abuse something that you have earned? I find it hard to believe that most companies require sick notes when employees take sick time. I have never heard anyone I know outside of the industry having to do this in order to take a sick day.