Federal Aviation Administration, DOT

Section 135.609

(ii) [Reserved]
(2) RTCA, Inc., 1150 18th Street NW.,
Suite 910, Washington, DC 20036, telephone (202) 833-9339, and are also available on RTCA-s Web site at http://
www.rtca.org/onlinecart/index.cfm.
(i) RTCA DO-309, Minimum Operational
Performance
Standards
(MOPS) for Helicopter Terrain Awareness and Warning System (HTAWS)
Airborne Equipment, Mar. 13, 2008.
(ii) [Reserved]
Section 135.607
tem.

Flight Data Monitoring Sys-

After April 23, 2018, no person may
operate a helicopter in air ambulance
operations unless it is equipped with an
approved flight data monitoring sys-

(b) A certificate holder may designate local flying areas in a manner
acceptable to the Administrator, that
must - 
(1) Not exceed 50 nautical miles in
any direction from each designated location;
(2) Take into account obstacles and
terrain features that are easily identifiable by the pilot in command and
from which the pilot in command may
visually determine a position; and

tem capable of recording flight performance data. This system must:
(a) Receive electrical power from the
bus that provides the maximum reliability for operation without jeopardizing service to essential or emergency
loads, and
(b) Be operated from the application
of electrical power before takeoff until
the removal of electrical power after
termination of flight.
Section 135.609 VFR ceiling and visibility requirements for Class G airspace.
(a) Unless otherwise specified in the
certificate holder-s operations specifications, when conducting VFR helicopter air ambulance operations in
Class G airspace, the weather minimums in the following table apply:

(3) Take into account the operating
environment and capabilities of the
certificate holder-s helicopters.
(c) A pilot must demonstrate a level
of familiarity with the local flying
area by passing an examination given
by the certificate holder within the 12
calendar months prior to using the
local flying area.
[Doc. No. FAA-2010-0982, 79 FR 9975, Feb. 21,
2014; Amdt. 135-129A, 79 FR 41126, July 15,
2014]

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