Originally Posted by
wrench1
I would think so since 2017 or 2018 Part 135 required one. I'd be more curious if it had an inlet barrier filter or particle separator installed given the blowing snow at the time.
From pictures of the machine in question, it does not look like it had either.
listening to the NTSB press brief, the a/c impacted ground nose low in a right turn and trackingdata show an increase groundspeed before impact…
would be very surprised if the investiogation show an engine out scenario.