301-70.905—What documentation must we retain for travel on our Government aircraft?
(a)
You must retain for two years copies of travel authorizations for senior Federal officials and non-Federal travelers who travel on your Government aircraft.
(b)
You must also retain for two years the following information for each flight:
(1)
The tail number of the Government aircraft used.
(2)
The dates used for travel.
(3)
The name(s) of the pilot(s), other crewmembers, and qualified non-crewmembers.
(4)
The purpose(s) of the flight.
(6)
The names of all passengers.