14 CFR § 34.10 - Applicability.
---
identifier: "/us/cfr/t14/s34.10"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "14 CFR § 34.10 - Applicability."
title_number: 14
title_name: "Aeronautics and Space"
section_number: "34.10"
section_name: "Applicability."
chapter_name: "FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "C"
subchapter_name: "AIRCRAFT"
part_number: "34"
part_name: "FUEL VENTING AND EXHAUST EMISSION REQUIREMENTS FOR TURBINE ENGINE POWERED AIRPLANES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 4321 7572; 49 U.S.C. 106(g), 40113, 44701-44702, 44704, 44714."
regulatory_source: "Docket No. 25613, 55 FR 32861, Aug. 10, 1990, unless otherwise noted."
cfr_part: "34"
---
# 34.10 Applicability.
(a) The provisions of this subpart are applicable to all new aircraft gas turbine engines of classes T3, T8, TSS, and TF equal to or greater than 36 kN (8,090 lb) rated output, manufactured on or after January 1, 1974, and to all in-use aircraft gas turbine engines of classes T3, T8, TSS, and TF equal to or greater than 36 kN (8,090 lb) rated output manufactured after February 1, 1974.
(b) The provisions of this subpart are also applicable to all new aircraft gas turbine engines of class TF less than 36 kN (8,090 lb) rated output and class TP manufactured on or after January 1, 1975, and to all in-use aircraft gas turbine engines of class TF less than 36 kN (8,090 lb) rated output and class TP manufactured after January 1, 1975.
[Doc. No. FAA-2012-1333, 77 FR 76850, Dec. 31, 2012]