Originally Posted by TurboDog

That reserve pilot is still good for 14 hours, it just depends when his or her duty day has started. If you are pre-notified, then they are just forced to get your day going within that 6 hours, but once they've got you, then you are good. I'm sure they've looked at the historic percentage of reserve callouts and see that most are called out within the 1st 6 hours anyway.