Originally Posted by
tanker
The FAA changed the regulations recently so that if a Company’s OpSpecs require a SIC for 91K or 135 then the SIC can log the time during the 91 legs. So basically the SIC remains a required crewmember for 91 legs and doesn’t revert to being a passenger for those legs.
So required if he is there, but not required if he’s not? That doesn’t really make any sense.