Originally Posted by
Rozy1
The regulations provide why in the US we can’t have one person alone with a need also to check the peephole:
§121.543 Flight crewmembers at controls
(a) Except as provided in paragraph (b) of this section, each required flight crewmember on flight deck duty must remain at the assigned duty station with seat belt fastened while the aircraft is taking off or landing, and while it is en route.
could you share what para (b) is.