365 

Federal Aviation Administration, DOT 

§ 125.317 

conducted by a training center certifi-
cated under part 142 of this chapter, or 
meet the following requirements: 

(1) It must be specifically approved 

for— 

(i) The certificate holder; 
(ii) The type airplane and, if applica-

ble, the particular variation within 
type for which the check is being con-
ducted; and 

(iii) The particular maneuver, proce-

dure, or crewmember function in-
volved. 

(2) It must maintain the perform-

ance, functional, and other characteris-
tics that are required for approval. 

(3) It must be modified to conform 

with any modification to the airplane 
being simulated that changes the per-
formance, functional, or other charac-
teristics required for approval. 

[Doc. No. 19779, 45 FR 67235, Oct. 9, 1980, as 
amended by Amdt. 125–27, 61 FR 34561, July 2, 
1996] 

Subpart J—Flight Operations 

§ 125.311 Flight crewmembers at con-

trols. 

(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 air-
plane is taking off or landing and while 
it is en route. 

(b) A required flight crewmember 

may leave the assigned duty station— 

(1) If the crewmember’s absence is 

necessary for the performance of duties 
in connection with the operation of the 
airplane; 

(2) If the crewmember’s absence is in 

connection with physiological needs; or 

(3) If the crewmember is taking a rest 

period and relief is provided— 

(i) In the case of the assigned pilot in 

command, by a pilot qualified to act as 
pilot in command. 

(ii) In the case of the assigned second 

in command, by a pilot qualified to act 
as second in command of that airplane 
during en route operations. However, 
the relief pilot need not meet the re-
cent experience requirements of 
§ 125.285. 

§ 125.313 Manipulation of controls 

when carrying passengers. 

No pilot in command may allow any 

person to manipulate the controls of an 
airplane while carrying passengers dur-
ing flight, nor may any person manipu-
late the controls while carrying pas-
sengers during flight, unless that per-
son is a qualified pilot of the certifi-
cate holder operating that airplane. 

§ 125.315 Admission to flight deck. 

(a) No person may admit any person 

to the flight deck of an airplane unless 
the person being admitted is— 

(1) A crewmember; 
(2) An FAA inspector or an author-

ized representative of the National 
Transportation Safety Board who is 
performing official duties; or 

(3) Any person who has the permis-

sion of the pilot in command. 

(b) No person may admit any person 

to the flight deck unless there is a seat 
available for the use of that person in 
the passenger compartment, except— 

(1) An FAA inspector or an author-

ized representative of the Adminis-
trator or National Transportation 
Safety Board who is checking or ob-
serving flight operations; or 

(2) A certificated airman employed 

by the certificate holder whose duties 
require an airman certificate. 

§ 125.317 Inspector’s credentials: Ad-

mission to pilots’ compartment: For-

ward observer’s seat. 

(a) Whenever, in performing the du-

ties of conducting an inspection, an 
FAA inspector presents an Aviation 
Safety Inspector credential, FAA Form 
110A, to the pilot in command of an 
airplane operated by the certificate 
holder, the inspector must be given 
free and uninterrupted access to the 
pilot compartment of that airplane. 
However, this paragraph does not limit 
the emergency authority of the pilot in 
command to exclude any person from 
the pilot compartment in the interest 
of safety. 

(b) A forward observer’s seat on the 

flight deck, or forward passenger seat 
with headset or speaker, must be pro-
vided for use by the Administrator 
while conducting en route inspections. 
The suitability of the location of the 
seat and the headset or speaker for use