712
14 CFR Ch. I (1–1–19 Edition)
§ 91.5
the Administrator, send a written re-
port of that deviation to the Adminis-
trator.
(Approved by the Office of Management and
Budget under control number 2120–0005)
§ 91.5
Pilot in command of aircraft re-
quiring more than one required
pilot.
No person may operate an aircraft
that is type certificated for more than
one required pilot flight crewmember
unless the pilot in command meets the
requirements of § 61.58 of this chapter.
§ 91.7
Civil aircraft airworthiness.
(a) No person may operate a civil air-
craft unless it is in an airworthy condi-
tion.
(b) The pilot in command of a civil
aircraft is responsible for determining
whether that aircraft is in condition
for safe flight. The pilot in command
shall discontinue the flight when un-
airworthy mechanical, electrical, or
structural conditions occur.
§ 91.9
Civil aircraft flight manual,
marking, and placard requirements.
(a) Except as provided in paragraph
(d) of this section, no person may oper-
ate a civil aircraft without complying
with the operating limitations speci-
fied in the approved Airplane or Rotor-
craft Flight Manual, markings, and
placards, or as otherwise prescribed by
the certificating authority of the coun-
try of registry.
(b) No person may operate a U.S.-reg-
istered civil aircraft—
(1) For which an Airplane or Rotor-
craft Flight Manual is required by § 21.5
of this chapter unless there is available
in the aircraft a current, approved Air-
plane or Rotorcraft Flight Manual or
the manual provided for in § 121.141(b);
and
(2) For which an Airplane or Rotor-
craft Flight Manual is not required by
§ 21.5 of this chapter, unless there is
available in the aircraft a current ap-
proved Airplane or Rotorcraft Flight
Manual, approved manual material,
markings, and placards, or any com-
bination thereof.
(c) No person may operate a U.S.-reg-
istered civil aircraft unless that air-
craft is identified in accordance with
part 45 of this chapter.
(d) Any person taking off or landing
a helicopter certificated under part 29
of this chapter at a heliport con-
structed over water may make such
momentary flight as is necessary for
takeoff or landing through the prohib-
ited range of the limiting height-speed
envelope established for the helicopter
if that flight through the prohibited
range takes place over water on which
a safe ditching can be accomplished
and if the helicopter is amphibious or
is equipped with floats or other emer-
gency flotation gear adequate to ac-
complish a safe emergency ditching on
open water.
§ 91.11
Prohibition on interference
with crewmembers.
No person may assault, threaten, in-
timidate, or interfere with a crew-
member in the performance of the
crewmember’s duties aboard an air-
craft being operated.
§ 91.13
Careless or reckless operation.
(a)
Aircraft operations for the purpose
of air navigation.
No person may oper-
ate an aircraft in a careless or reckless
manner so as to endanger the life or
property of another.
(b)
Aircraft operations other than for
the purpose of air navigation.
No person
may operate an aircraft, other than for
the purpose of air navigation, on any
part of the surface of an airport used
by aircraft for air commerce (including
areas used by those aircraft for receiv-
ing or discharging persons or cargo), in
a careless or reckless manner so as to
endanger the life or property of an-
other.
§ 91.15
Dropping objects.
No pilot in command of a civil air-
craft may allow any object to be
dropped from that aircraft in flight
that creates a hazard to persons or
property. However, this section does
not prohibit the dropping of any object
if reasonable precautions are taken to
avoid injury or damage to persons or
property.
§ 91.17
Alcohol or drugs.
(a) No person may act or attempt to
act as a crewmember of a civil air-
craft—
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