750
14 CFR Ch. I (1–1–24 Edition)
§ 91.521
each passenger and must contain infor-
mation that is pertinent only to the
type and model airplane on which it is
used.
(d) For operations under subpart K of
this part, the passenger briefing re-
quirements of § 91.1035 apply, instead of
the requirements of paragraphs (a)
through (c) of this section.
[Doc. No. 18334, 54 FR 34314, Aug. 18, 1989, as
amended by Amdt. 91–231, 57 FR 42672, Sept.
15, 1992; Amdt. 91–280, 68 FR 54561, Sept. 17,
2003]
§ 91.521
Shoulder harness.
(a) No person may operate a trans-
port category airplane that was type
certificated after January 1, 1958, un-
less it is equipped at each seat at a
flight deck station with a combined
safety belt and shoulder harness that
meets the applicable requirements
specified in § 25.785 of this chapter, ex-
cept that—
(1) Shoulder harnesses and combined
safety belt and shoulder harnesses that
were approved and installed before
March 6, 1980, may continue to be used;
and
(2) Safety belt and shoulder harness
restraint systems may be designed to
the inertia load factors established
under the certification basis of the air-
plane.
(b) No person may operate a trans-
port category airplane unless it is
equipped at each required flight at-
tendant seat in the passenger compart-
ment with a combined safety belt and
shoulder harness that meets the appli-
cable requirements specified in § 25.785
of this chapter, except that—
(1) Shoulder harnesses and combined
safety belt and shoulder harnesses that
were approved and installed before
March 6, 1980, may continue to be used;
and
(2) Safety belt and shoulder harness
restraint systems may be designed to
the inertia load factors established
under the certification basis of the air-
plane.
§ 91.523
Carry-on baggage.
No pilot in command of an airplane
having a seating capacity of more than
19 passengers may permit a passenger
to stow baggage aboard that airplane
except—
(a) In a suitable baggage or cargo
storage compartment, or as provided in
§ 91.525; or
(b) Under a passenger seat in such a
way that it will not slide forward under
crash impacts severe enough to induce
the ultimate inertia forces specified in
§ 25.561(b)(3) of this chapter, or the re-
quirements of the regulations under
which the airplane was type certifi-
cated. Restraining devices must also
limit sideward motion of under-seat
baggage and be designed to withstand
crash impacts severe enough to induce
sideward forces specified in § 25.561(b)(3)
of this chapter.
§ 91.525
Carriage of cargo.
(a) No pilot in command may permit
cargo to be carried in any airplane un-
less—
(1) It is carried in an approved cargo
rack, bin, or compartment installed in
the airplane;
(2) It is secured by means approved
by the Administrator; or
(3) It is carried in accordance with
each of the following:
(i) It is properly secured by a safety
belt or other tiedown having enough
strength to eliminate the possibility of
shifting under all normally anticipated
flight and ground conditions.
(ii) It is packaged or covered to avoid
possible injury to passengers.
(iii) It does not impose any load on
seats or on the floor structure that ex-
ceeds the load limitation for those
components.
(iv) It is not located in a position
that restricts the access to or use of
any required emergency or regular
exit, or the use of the aisle between the
crew and the passenger compartment.
(v) It is not carried directly above
seated passengers.
(b) When cargo is carried in cargo
compartments that are designed to re-
quire the physical entry of a crew-
member to extinguish any fire that
may occur during flight, the cargo
must be loaded so as to allow a crew-
member to effectively reach all parts
of the compartment with the contents
of a hand fire extinguisher.
§ 91.527
Operating in icing conditions.
(a) No pilot may take off an airplane
that has frost, ice, or snow adhering to
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