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ditching, but only to be equipped with flotation devices.
4.5.2.1 b) and c) Life-saving rafts and pyrotechnic signalling devices are only required for extended over-water operations;
that is, with respect to helicopters, an operation over water at a horizontal distance of more than 50 NM
from the nearest shoreline and more than 50 NM from an off-shore heliport structure.
The United States does not specify or restrict helicopter operations based on performance class or
category. (See definition of Performance Class in Annex 6, Part 111, Section I).
The United States does not require that at least 50 per cent of the life rafts should be deployable by rcmote
control.
The United States does notrequire that rafts which are not deployable by remote control be equipped with
some means of mechanically assisted deployment.
The United States does not require helicopters, for which the individual cenificate of airworthiness was
first issued before 1 January 1991, to comply with the provi~ions of 4.5.2.6 and 4.5.2.7 no later than
3 1 December 1992.
Helicopters operated over land areas designated as areas in which search and rescue would be especially
difficult arc not required to be equipped with signalling devices or life-saving equipment. The United
States does not designate areas in which search and rescue would be especially difficult and therefore does
not require such additional cquipment.
"Recommended Practice
4 UNITED STATES SUPPLEMENTT O ANNEX6 , PART (FIFTHE DITION)
4.7 Emergency locator transmitters are not required on helicopters.
4.10.1 The United States does not require all helicopters operated in accordancc with instrument flight rules to
be equipped with two sensitive pressure altimeters.
4.11.1 C) Only one landing light is required for operations conducted a1 night for hire.
4.1 1.2* A trainable light is not required for helicopters.
4.12" Airborne weather radar for all passenger carrying helicopters is not required. The United States only
requires helicopters with a seating configuration of ten seats or more to be equipped with airborne
thunderstorm detection equipment.
Chapter 5
5.2.1
Chapter 6
6.1
Chapter 7
Pressure-altitude reporting transponders arc not required on helicopters when air traffic control authorizes
deviations or when not required by airspace classification.
The United States does not require crew members on flight deck duty to communicate through boom or
throat microphones below the transition level/altitude.
The United States does not require a helicopter to be provided with navigation equipment in accordance
with RNP types for navigation within the United States However, the United States does provide
information and Operations Specifications for IFR operating requirements when United States operators
and aircraft conduct operations in the European Airspace Designated for Basic Area Navigation (IZNP-5
and 10).
All United States helicopters used in commercial air transport are certified as commuter or on demand
operations. Maintenance on United States commuter and on demand helicopters may be performed by
either an approved maintenance organization, a certified mechanic, or by persons under the supervision
of a certified mechanic.
The United States does not require an operator's maintenance training programme to include training in
knowledge and skills related to human performance.
The United States requires that records of work must be retained until the work is repeated, superseded
by other work, or for one year after the work is performed.
Flight crew members are not required to havc a separate license to operate the radio.
The United States recency of experience requirements for pilots do not specify that the experience be in
the same type of helicopter as will be used in a particular operation.
Helicopters pilots are not required to demonstrate to the operator an adequate knowledge of the specific
areas described in 7.4.3.2
*Recommended Practice
3019lO2
SUPPLEMENTTO ANNEX 6, PARTIII( FIFTHE DTflON) UNITEDS TATES 5
7.4.3.3 The United States does not have a requirement that a pilot-in-command for non-scheduled commercial
helicopter operations make an actual approach into cach heliport of landing on aroute while accompanied
by a p~loqtu alified for the heliport.
7.4.4 The United States does not require the second-in-command pilot to demonstrate proficiency twice during
a period of one year to cithcr a check pi101 of the operator or to a representative of the Statc of thc
Operator.
7.5 The United States practice is to require a spare set of correcting lenses only when a flrght crew member's
defective visual acuity necessitates a limitation on the pilot's medical certificate.
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