Section 34.1

14 CFR Ch. I (1-1-19 Edition)

Subpart A - General Provisions

spaschal on DSK3GDR082PROD with CFR

Section 34.1 Definitions.
As used in this part, all terms not defined herein shall have the meaning
given them in the Clean Air Act, as
amended (42 U.S.C. 7401 et. seq.):
Act means the Clean Air Act, as
amended (42 U.S.C. 7401 et. seq.).
Administrator means the Administrator of the Federal Aviation Administration or any person to whom he has
delegated his authority in the matter
concerned.
Administrator of the EPA means the
Administrator of the Environmental
Protection Agency and any other officer or employee of the Environmental
Protection Agency to whom the authority involved may be delegated.
Aircraft as used in this part means
any airplane as defined in 14 CFR part
1 for which a U.S. standard airworthiness certificate or equivalent foreign
airworthiness certificate is issued.
Aircraft engine means a propulsion engine which is installed in, or which is
manufactured for installation in, an
aircraft.
Aircraft gas turbine engine means a
turboprop, turbofan, or turbojet aircraft engine.
Characteristic level has the meaning
given in Appendix 6 of ICAO Annex 16
as of July 2008. The characteristic level
is a calculated emission level for each
pollutant based on a statistical assessment of measured emissions from multiple tests.1
Class TP means all aircraft turboprop
engines.
Class TF means all turbofan or turbojet aircraft engines or aircraft en1 This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1
CFR part 51. This document can be obtained
from the ICAO, Document Sales Unit, 999
University Street, Montreal, Quebec H3C
5H7, Canada, phone + 1 514-954-8022, or
www.icao.int or sales14icao.int. Copies can be
reviewed at the FAA New England Regional
Office, 12 New England Executive Park, Burlington, Massachusetts, 781-238-7101, or at
the National Archives and Records Administration (NARA). For information on the
availability of this material at NARA, call
202-741-6030, or go to: http://www.archives.gov/
federallregister/codeloflfederallregulations/
ibrllocations.html.

gines designed for applications that
otherwise would have been fulfilled by
turbojet and turbofan engines except
engines of class T3, T8, and TSS.
Class T3 means all aircraft gas turbine engines of the JT3D model family.
Class T8 means all aircraft gas turbine engines of the JT8D model family.
Class TSS means all aircraft gas turbine engines employed for propulsion
of aircraft designed to operate at supersonic flight speeds.
Commercial aircraft engine means any
aircraft engine used or intended for use
by an  - air carrier -  (including those engaged in  - intrastate air transportation - ) or a  - commercial operator - 
(including those engaged in  - intrastate
air transportation - ) as these terms are
defined in Title 49 of the United States
Code and Title 14 of the Code of Federal
Regulations.
Commercial aircraft gas turbine engine
means a turboprop, turbofan, or turbojet commercial aircraft engine.
Date of manufacture of an engine is
the date the inspection acceptance
records reflect that the engine is complete and meets the FAA approved type
design.
Derivative engine for emissions certification purposes means an engine that
has the same or similar emissions characteristics as an engine covered by a
U.S. type certificate issued under 14
CFR part 33. These characteristics are
specified in Section 34.48.
Emission measurement system means
all of the equipment necessary to
transport the emission sample and
measure the level of emissions. This includes the sample system and the instrumentation system.
Engine model means all commercial
aircraft turbine engines which are of
the same general series, displacement,
and design characteristics and are approved under the same type certificate.
Excepted, as used in Section 34.9, means an
engine that may be produced and sold
that does not meet otherwise applicable standards. Excepted engines must
conform to regulatory conditions specified for an exception in Section 34.9. Excepted
engines are subject to the standards of
this part even though they are not required to comply with the otherwise

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