Originally Posted by
JulesWinfield
At 9e, our FOM says we automatically accept the 30 minute extension when we sign the release. Seems to match what that letter says.
No, it does not. It specifically says the concurrence may not be prospective. The only time a 117 duty time signature on the release may be used for the 30 minute extension is when the need for the extension is known at the time of signature.