Type Record · As of May 3, 2026
PIPER L-14
Fixed Wing Single Engine · LYCOMING 0-320 SERIES
Registered
1
Year Range
1945–1945
NTSB Events
0
Airworthiness Directives
49
01 / Distribution
Where the fleet lives and was built
Counts of currently-registered PIPER L-14 aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.
By State (top 10)
- MN 100.0% 1
By Decade of Manufacture
- 1940s 100.0% 1
02 / NTSB Records
Events involving PIPER L-14 aircraft
No NTSB-recorded events match PIPER L-14 in the indexed corpus.
03 / Airworthiness Directives
FAA directives applicable to PIPER L-14
49 directive(s) on file. Showing the most recent 25 · 24 more in the Federal Register.
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Apr 29, 2015
Airworthiness Directives; Various Aircraft Equipped With Wing Lift Struts
We are superseding Airworthiness Directive (AD) 99-01-05 R1, which applied to certain aircraft equipped with wing lift struts. AD 99-01-05 R1 required repetitively inspecting the wing lift struts for corrosion; repetitively inspecting the wing lift strut forks for cracks; replacing any corroded wing lift strut; replac…
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Dec 31, 2014
Airworthiness Directives; Various Aircraft Equipped With Wing Lift Struts
We propose to supersede Airworthiness Directive (AD) 99-01-05 R1, which applies to certain aircraft equipped with wing lift struts. AD 99-01-05 R1 currently requires repetitively inspecting the wing lift struts for corrosion; repetitively inspecting the wing lift strut forks for cracks; replacing any corroded wing lif…
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Dec 31, 2013
Airworthiness Directives; Various Aircraft Equipped With Wing Lift Struts
The FAA is correcting an airworthiness directive (AD) that published in the Federal Register. That AD applies to certain aircraft equipped with wing lift struts. The list of affected airplanes in the Applicability section is incorrect. Several Piper Aircraft, Inc. Model PA-18 airplanes were inadvertently omitted from…
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Dec 10, 2013
Airworthiness Directives; Various Aircraft Equipped with Wing Lift Struts
We are revising Airworthiness Directive (AD) 99-01-05 for certain aircraft equipped with wing lift struts. AD 99-01-05 required repetitively inspecting the wing lift struts for corrosion; repetitively inspecting the wing lift strut forks for cracks; replacing any corroded wing lift strut; replacing any cracked wing li…
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Jan 16, 2013
Airworthiness Directives; Various Aircraft Equipped With Wing Lift Struts
We propose to revise an existing airworthiness directive (AD) that applies to certain aircraft equipped with wing lift struts. The existing AD currently requires repetitively inspecting the wing lift struts for corrosion; repetitively inspecting the wing lift strut forks for cracks; replacing any corroded wing lift st…
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Jun 7, 2005
Airworthiness Directives; Precise Flight, Inc. Models SVS I and SVS IA Standby Vacuum Systems
The FAA adopts a new airworthiness directive (AD) for all airplanes equipped with Precise Flight, Inc. (Precise Flight) Models SVS I and SVS IA standby vacuum systems (SVS) installed under certain supplemental type certificates or through field approval. This AD requires you to replace the airplane flight manual suppl…
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Mar 4, 2005
Airworthiness Directives; Precise Flight, Inc. Models SVS I and SVS IA Standby Vacuum Systems
The FAA proposes to adopt a new airworthiness directive (AD) for all airplanes equipped with Precise Flight, Inc. (Precise Flight) Models SVS I and SVS IA standby vacuum systems (SVS) installed under certain supplemental type certificates or through field approval. This proposed AD would require you to replace the air…
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Nov 30, 1999
Airworthiness Directives; Precise Flight, Inc. Model SVS III Standby Vacuum Systems
This amendment adopts a new airworthiness directive (AD) that applies to all aircraft equipped with Precise Flight, Inc. Model SVS III standby vacuum systems installed in accordance with the applicable supplemental type certificate (STC) or through field approval. This AD requires incorporating revised operating limit…
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Oct 12, 1999
Airworthiness Directives; Fairchild Aircraft Corporation SA226 and SA227 Series Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all Fairchild Aircraft Corporation (Fairchild) SA226 and SA227 series airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots.…
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Oct 12, 1999
Airworthiness Directives; Cessna Aircraft Company Models 208, 208A, and 208B Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all Cessna Aircraft Company (Cessna) Models 208, 208A, and 208B airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The p…
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Oct 12, 1999
Airworthiness Directives; The Cessna Aircraft Company Models 425 and 441 Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all The Cessna Aircraft Company (Cessna) Models 425 and 441 airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The propo…
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Oct 12, 1999
Airworthiness Directives; Raytheon Aircraft Company 90, 99, 100, 200, 300, 1900, and 2000 Series Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all Raytheon Aircraft Company (Raytheon) 90, 99, 100, 200, 300, 1900, and 2000 series airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumati…
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Oct 12, 1999
Airworthiness Directives; Twin Commander Aircraft Corporation 600 Series Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all Twin Commander Aircraft Corporation (Twin Commander) 600 series airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. T…
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Oct 12, 1999
Airworthiness Directives; Short Brothers & Harland Ltd. Models SC-7 Series 2 and SC-7 Series 3 Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all Short Brothers & Harland Ltd. (Shorts) Models SC-7 Series 2 and SC-7 Series 3 airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic de…
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Oct 12, 1999
Airworthiness Directives; Bombardier Inc. Models DHC-6-1, DHC-6- 100, DHC-6-200, and DHC-6-300 Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all Bombardier Inc. (Bombardier) Models DHC-6- 1, DHC-6-100, DHC-6-200, and DHC-6-300 airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumati…
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Oct 12, 1999
Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd. Models N22B and N24A Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all AeroSpace Technologies of Australia Pty Ltd. (AeroSpace Technologies) Models N22B and N24A airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe…
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Oct 12, 1999
Airworthiness Directives; The New Piper Aircraft, Inc. PA-31 Series Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all The New Piper Aircraft, Inc. (Piper) PA-31 series airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD…
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Oct 12, 1999
Airworthiness Directives; SOCATAGroupe AEROSPATIALE Model TBM 700 Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all SOCATA--Groupe AEROSPATIALE (SOCATA) Model TBM 700 airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed A…
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Oct 8, 1999
Airworthiness Directives; Industrie Aeronautiche e Meccaniche Model Piaggio P-180 Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all Industrie Aeronautiche e Meccaniche (I.A.M.) Model Piaggio P-180 airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots.…
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Oct 8, 1999
Airworthiness Directives; Pilatus Aircraft Ltd. Models PC-12 and PC-12/45 Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all Pilatus Aircraft Ltd. (Pilatus) Models PC- 12 and PC-12/45 airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The pr…
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Oct 8, 1999
Airworthiness Directives; Pilatus Britten-Norman Limited Models BN-2T and BN-2T-4R Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all Pilatus Britten-Norman Limited (Pilatus Britten-Norman) Models BN-2T and BN-2T-4R airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumati…
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Oct 8, 1999
Airworthiness Directives; Harbin Aircraft Manufacturing Corporation Model Y12 IV Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all Harbin Aircraft Manufacturing Corporation (HAMC) Model Y12 IV airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The…
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Oct 8, 1999
Airworthiness Directives; Mitsubishi Heavy Industries, Ltd. Model MU-2B Series Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all Mitsubishi Heavy Industries, Ltd. (Mitsubishi) Model MU-2B series airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots.…
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Oct 8, 1999
Airworthiness Directives; Dornier Luftfahrt GmbH 228 Series Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all Dornier Luftfahrt GmbH (Dornier) 228 Series airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is th…
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Oct 8, 1999
Airworthiness Directives; British Aerospace Jetstream Models 3101 and 3201 Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to all British Aerospace Jetstream Models 3101 and 3201 airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD…
04 / Type Certificate Data Sheets
FAA TCDS for PIPER L-14
The TCDS is the legal certification document — weight limits, performance, equipment, AD compliance times, operating limitations. 1 match in the FAA catalog.
- TC 760 Historical Rev 0 · 07/31/1945
The New Piper Aircraft Inc.
Models: L-14
06 / Supplemental Type Certificates
Modifications approved for PIPER L-14
11 STCs on file — every FAA-approved modification, alteration, or installation for this aircraft. STOL kits, avionics, fuel systems, floats, engine swaps, you name it.
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12/28/2022
STC SA02987CH
Installation of the Electroair Electronic Ignition System
Electroair Acquisition Corporation
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09/16/2021
STC SA02553AK
Fabrication and installation of a Tail Wheel Anti-Shimmy Dampener
Keller Engineering Group LLC
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09/16/2021
STC ST02291AK-A
Fabrication and installation of a Tail Wheel Anti-Shimmy Dampener
Keller Engineering Group LLC
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07/11/2019
STC SA02987CH
Installation of the Electroair Electronic Ignition System
Electroair Acquisition Corporation
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07/11/2019
STC SA04032CH
Install rocker switch assemblies
Electroair Acquisition Corporation
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07/12/2016
STC SA02987CH
Installation of the Electroair Electronic Ignition System
Electroair Acquisition Corporation
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10/08/2015
STC SA04032CH
Install rocker switch assemblies
Electroair Acquisition Corporation
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03/18/2015
STC SA02987CH
Installation of the Electroair Electronic Ignition System
Electroair Acquisition Corporation
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02/10/2009
STC SA593CH (Page 1)
Install Champion SlickSTART magneto booster system.
Champion Aerospace LLC
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03/12/2004
STC SA593CH (3 OF 5)
Install Champion SlickSTART magneto booster system.
Champion Aerospace LLC
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11/07/2003
STC SA2167NM
Installation of the Precise Flight stand-by vacuum system (SVS).
Precise Flight Inc
04 / Regulations watching this type
Advisory Circulars and Federal Register activity for PIPER L-14
Advisory Circulars
No ACs explicitly mention this type. Showing universal operating-rule ACs that apply to all aircraft.
Recent Federal Register activity
Latest rulemakings touching general operating rules (Part 91) and maintenance rules (Part 43).
- 2026-04-17 Settlement Policy for Small Unmanned Aircraft System (UAS) Cases FR ↗
- 2026-02-10 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period; Denial of Extension FR ↗
- 2026-02-02 25-Hour Cockpit Voice Recorder (CVR) Requirement, New Aircraft Production FR ↗
- 2026-01-28 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period FR ↗
- 2026-01-07 Requirements for Interference-Tolerant Radio Altimeter Systems FR ↗
05 / Aircraft of this type
All 1 registered N-numbers
Every tail currently on the FAA registry for this make/model. Click an N-number to query the FAA Aircraft Inquiry; rows flagged ● have NTSB events on file. Tails seeded with full TallyAero pages link directly.
| N-number | St | Year | NTSB | FAA |
|---|---|---|---|---|
| N14YL | MN | 1945 | · | Look up ↗ |
Source — FAA Aircraft Registry · click "Look up" to query the live registry record (owner, address, last airworthiness)
05 / Sources & Methodology
Every count traces back to a primary US-government source
- FAA Aircraft Registry →
Refreshed Apr 27, 2026
Available
- NTSB CAROL →
Refreshed Apr 27, 2026
Available
- Federal Register (FAA Airworthiness Directives) →
Refreshed Apr 27, 2026
Available
We render counts and lists as the agency publishes them. Read the methodology →