N944BT

01 /  Registration

Filed with the Federal Aviation Administration

Every cell below is a literal field from the FAA Aircraft Registry. Click any value to open the FAA registry record for N944BT.

02 /  NTSB Records

Events on file with the National Transportation Safety Board

03 /  Airworthiness Directives

Applicable to PILATUS PC-12/45

Federal Aviation Administration airworthiness directives matched to make and model. Each entry links to the Federal Register publication.

• Apr 24, 2026

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA is adopting a new airworthiness directive (AD) for certain Pilatus Aircraft Ltd. (Pilatus) Model PC-12/47G airplanes. This AD was prompted by a report that a brake shuttle valve (BSV) on a production airplane shuttled and isolated the brake line to the left- hand (LH) brake, which resulted in brake lockup. This AD requires replacement of the LH and…

  Federal Register →

• Mar 19, 2026

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA proposes to adopt a new airworthiness directive (AD) for certain Pilatus Aircraft Ltd. (Pilatus) Model PC-12/47E airplanes. This AD was prompted by a report of the stall warning protection system (SWPS) engaging when not appropriate. This proposed AD would require updating operational software and incorporating a pilot's operating handbook (POH) tem…

  Federal Register →

• Jan 21, 2026

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA proposes to adopt a new airworthiness directive (AD) for certain Pilatus Aircraft Ltd. (Pilatus) Model PC-12 airplanes. This proposed AD was prompted by a report that the emergency exit door could not be opened from inside an airplane. This proposed AD would require a visual inspection of the passenger service unit (PSU) trim panel for dual lock fas…

  Federal Register →

• Jan 21, 2026

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA proposes to adopt a new airworthiness directive (AD) for certain Pilatus Aircraft Ltd. (Pilatus) Model PC-12/47E airplanes. This proposed AD was prompted by a report that, during an engine start on the ground, the airplane battery voltage dropped to a value that resulted in an avionic system shutdown. This proposed AD would require incorporating a t…

  Federal Register →

• Apr 29, 2024

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA is superseding Airworthiness Directive (AD) 2023-12- 17, which applied to Pilatus Aircraft Ltd. (Pilatus) Model PC-12, PC- 12/45, PC-12/47, and PC-12/47E airplanes. AD 2023-12-17 required revising the airworthiness limitation section (ALS) of the existing aircraft maintenance manual (AMM) or Instructions for Continued Airworthiness (ICA) for your ai…

  Federal Register →

• Feb 2, 2024

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA proposes to supersede Airworthiness Directive (AD) 2023-12-17, which applies to Pilatus Aircraft Ltd. (Pilatus) Model PC- 12, PC-12/45, PC-12/47, and PC-12/47E airplanes. AD 2023-12-17 requires revising the airworthiness limitation section (ALS) of the existing aircraft maintenance manual (AMM) or Instructions for Continued Airworthiness (ICA) for y…

  Federal Register →

• Jul 3, 2023

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA is superseding Airworthiness Directive (AD) 2022-19-03 which applied to Pilatus Aircraft Ltd. (Pilatus) Model PC-12, PC-12/45, PC-12/47, and PC-12/47E airplanes. AD 2022-19-03 required incorporating new revisions to the airworthiness limitation section (ALS) of the existing airplane maintenance manual (AMM) or Instructions for Continued Airworthines…

  Federal Register →

• May 31, 2023

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA is adopting a new airworthiness directive (AD) for certain Pilatus Aircraft Ltd. (Pilatus) Model PC-12, PC-12/45, PC-12/ 47, and PC-12/47E airplanes. This AD is prompted by mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. T…

  Federal Register →

• Apr 14, 2023

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA is adopting a new airworthiness directive (AD) for certain Pilatus Aircraft Ltd. (Pilatus) Model PC-12/47E airplanes. This AD was prompted by mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI identifies the unsafe c…

  Federal Register →

• Apr 11, 2023

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA proposes to supersede Airworthiness Directive (AD) 2022-19-03, which applies to all Pilatus Aircraft Ltd. (Pilatus) Model PC-12, PC-12/45, PC-12/47, and PC-12/47E airplanes. AD 2022-19-03 requires incorporating new revisions to the airworthiness limitation section (ALS) of the existing airplane maintenance manual (AMM) or Instructions for Continued…

  Federal Register →

• Feb 27, 2023

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA proposes to adopt a new airworthiness directive (AD) for certain Pilatus Aircraft Ltd. (Pilatus) Model PC-12, PC-12/45, PC- 12/47, and PC-12/47E airplanes. This proposed AD was prompted by mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an avi…

  Federal Register →

• Nov 7, 2022

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA proposes to adopt a new airworthiness directive (AD) for certain Pilatus Aircraft Ltd. (Pilatus) Model PC-12/47E airplanes. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI identifies…

  Federal Register →

• Sep 22, 2022

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA is superseding Airworthiness Directive (AD) 2016-26- 08, which applied to all Pilatus Aircraft Ltd. Model PC-12, PC-12/45, PC-12/47, and PC-12/47E airplanes. AD 2016-26-08 required incorporating revisions into the airworthiness limitations section (ALS) of the maintenance program and inspecting the main landing gear (MLG) attachment bolts for cracks…

  Federal Register →

• May 20, 2022

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA is adopting a new airworthiness directive (AD) for certain Pilatus Aircraft Ltd. (Pilatus) Model PC-12/47E airplanes. This AD was prompted by mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI identifies the unsafe c…

  Federal Register →

• Apr 4, 2022

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA is adopting a new airworthiness directive (AD) for certain Pilatus Aircraft Ltd. (Pilatus) Model PC-12/47E airplanes. This AD was prompted by mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI identifies the unsafe c…

  Federal Register →

• Mar 14, 2022

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA proposes to supersede Airworthiness Directive (AD) 2016-26-08, which applies to all Pilatus Aircraft Ltd. Model PC-12, PC- 12/45, PC-12/47, and PC-12/47E airplanes. AD 2016-26-08 requires incorporating revisions into the airworthiness limitations section (ALS) of the maintenance program and inspecting the main landing gear (MLG) attachment bolts for…

  Federal Register →

• Feb 10, 2022

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA proposes to adopt a new airworthiness directive (AD) for certain Pilatus Aircraft Ltd. (Pilatus) Model PC-12/47E airplanes. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI identifies…

  Federal Register →

• Dec 9, 2021

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA is adopting a new airworthiness directive (AD) for Pilatus Aircraft Ltd. (Pilatus) Model PC-12/45, PC-12/47, and PC-12/47E airplanes with Supplemental Type Certificate (STC) SA00634DE installed. This AD was prompted by a report of strake attachment brackets and the fuselage frame failing at the upper most bracket attachment location. This AD require…

  Federal Register →

• Nov 12, 2021

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA proposes to adopt a new airworthiness directive (AD) for certain Pilatus Aircraft Ltd. (Pilatus) Model PC-12/47E airplanes. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI identifies…

  Federal Register →

• Jul 22, 2021

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA proposes to adopt a new airworthiness directive (AD) for Pilatus Aircraft Ltd. (Pilatus) Models PC-12/45, PC-12/47, and PC- 12/47E airplanes with Supplemental Type Certificate (STC) SA00634DE installed. This proposed AD was prompted by a report of strake attachment brackets and the fuselage frame failing at the upper most bracket attachment location…

  Federal Register →

• Feb 23, 2021

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA is adopting a new airworthiness directive (AD) for Pilatus Aircraft Ltd. (Pilatus) Model PC-12/47E airplanes. This AD was prompted by mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition…

  Federal Register →

• Nov 2, 2020

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA is adopting a new airworthiness directive (AD) for Pilatus Aircraft Ltd. Model PC-12/47E airplanes. This AD was results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as seizin…

  Federal Register →

• Nov 2, 2020

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA is adopting a new airworthiness directive (AD) for Pilatus Aircraft Ltd. Models PC-12, PC-12/45, PC-12/47, and PC-12/47E airplanes. This AD was prompted by mandatory continuing airworthiness information (MCAI) issued by the aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes th…

  Federal Register →

• Sep 16, 2020

  Airworthiness Directives; Pilatus Aircraft Limited Airplanes

  The FAA proposes to adopt a new airworthiness directive (AD) for Pilatus Aircraft Limited Model PC-12/47E airplanes. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condi…

  Federal Register →

• Aug 6, 2020

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA proposes to adopt a new airworthiness directive (AD) for Pilatus Aircraft Ltd. Model PC-12/47E airplanes. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe conditio…

  Federal Register →

• Aug 6, 2020

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  The FAA proposes to adopt a new airworthiness directive (AD) for Pilatus Aircraft Ltd. Models PC-12, PC-12/45, PC-12/47, and PC-12/ 47E airplanes. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The M…

  Federal Register →

• Apr 24, 2019

  Airworthiness Directives; Northrop Grumman LITEF GmbH LCR-100 Attitude and Heading Reference System Units

  We are adopting a new airworthiness directive (AD) for Northrop Grumman LITEF GmbH LCR-100 Attitude and Heading Reference System (AHRS) units installed on various aircraft. This AD requires removing certain LCR-100 AHRS units from service. This AD was prompted by test results showing loss of or invalid data. The actions of this AD are intended to prevent an…

  Federal Register →

• Jun 8, 2017

  Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

  We are adopting a new airworthiness directive (AD) for PILATUS AIRCRAFT LTD. Model PC-12/47E airplanes. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as an error within th…

  Federal Register →

• Jun 5, 2017

  Airworthiness Directives; Northrop Grumman LITEF GmbH LCR-100 Attitude and Heading Reference System Units

  We propose to adopt a new airworthiness directive (AD) for Northrop Grumman LITEF GmbH LCR-100 Attitude and Heading Reference System (AHRS) units installed on various aircraft. This proposed AD would require removing certain LCR-100 AHRS units from service. This proposed AD is prompted by test results showing loss of or invalid data. The proposed actions ar…

  Federal Register →

• Mar 21, 2017

  Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

  We propose to adopt a new airworthiness directive (AD) for PILATUS AIRCRAFT LTD. Model PC-12/47E airplanes. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as a…

  Federal Register →

• Feb 16, 2017

  Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

  The FAA is correcting an airworthiness directive (AD) that published in the Federal Register. That AD applies to all PILATUS AIRCRAFT LTD. Models PC-12, PC-12/45, PC-12/47, and PC-12/47E airplanes. The second reference to the main landing gear (MLG) in paragraph (f)(6) is incorrect. This document corrects that error. In all other respects, the original docu…

  Federal Register →

• Jan 5, 2017

  Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

  We are superseding Airworthiness Directive (AD) 2014-22-01 for all PILATUS AIRCRAFT LTD. Models PC-12, PC-12/45, PC-12/47, and PC-12/ 47E airplanes. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describ…

  Federal Register →

• Sep 1, 2016

  Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

  We are adopting a new airworthiness directive (AD) for PILATUS AIRCRAFT LTD. Models PC-12, PC-12/45, PC-12/47, and PC-12/47E airplanes installed with an affected engine mounting frame assembly. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condi…

  Federal Register →

• Aug 31, 2016

  Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

  We are revising an earlier NPRM for all PILATUS AIRCRAFT LTD. Models PC-12, PC-12/45, PC-12/47, and PC-12/47E airplanes that would supersede AD 2014-22-01. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation produ…

  Federal Register →

• Jun 13, 2016

  Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

  We propose to adopt a new airworthiness directive (AD) for PILATUS AIRCRAFT LTD. Models PC-12, PC-12/45, PC-12/47, and PC-12/47E airplanes installed with an affected engine mounting frame assembly. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correc…

  Federal Register →

• Jun 10, 2016

  Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

  We are adopting a new airworthiness directive (AD) for PILATUS AIRCRAFT LTD. Models PC-12, PC-12/45, PC-12/47, and PC-12/47E airplanes. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe…

  Federal Register →

• Jun 8, 2016

  Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

  We propose to adopt a new airworthiness directive (AD) for all PILATUS AIRCRAFT LTD. Models PC-12, PC-12/45, PC-12/47, and PC-12/47E airplanes that would supersede AD 2014-22-01. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe conditi…

  Federal Register →

• Mar 28, 2016

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  We propose to adopt a new airworthiness directive (AD) for certain Pilatus Aircraft Ltd. Models PC-12, PC-12/45, PC-12/47, and PC- 12/47E airplanes. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The…

  Federal Register →

• Sep 29, 2015

  Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

  We are adopting a new airworthiness directive (AD) for PILATUS AIRCRAFT LTD. Models PC-12, PC-12/45, and PC-12/47E airplanes. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition…

  Federal Register →

• Jul 16, 2015

  Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

  We are adopting a new airworthiness directive (AD) for PILATUS AIRCRAFT LTD. Model PC-12/47 and PC-12/47E airplanes. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as the a…

  Federal Register →

• Jul 14, 2015

  Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

  We propose to adopt a new airworthiness directive (AD) for PILATUS AIRCRAFT LTD. Model PC-12, PC-12/45, and PC-12/47E airplanes. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the…

  Federal Register →

• May 1, 2015

  Airworthiness Directives; Pilatus Aircraft LTD. Airplanes

  We propose to adopt a new airworthiness directive (AD) for Pilatus Aircraft Ltd. Model PC-12/47 and PC-12/47E airplanes. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe c…

  Federal Register →

• Dec 12, 2014

  Airworthiness Directives; Pilatus Aircraft Limited Airplanes

  We are superseding an airworthiness directive (AD) 2013-11-08 for Pilatus Aircraft Limited Models PC-6, PC-6-H1, PC-6-H2, PC-6/350, PC-6/350-H1, PC-6/350-H2, PC-6/A, PC-6/A-H1, PC-6/A-H2, PC-6/B-H2, PC- 6/B1-H2, PC-6/B2-H2, PC-6/B2-H4, PC-6/C-H2, and PC-6/C1-H2 airplanes. This AD results from mandatory continuing airworthiness information (MCAI) issued by a…

  Federal Register →

• Nov 13, 2014

  Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

  We are superseding Airworthiness Directive (AD) 2012-26-16 for all PILATUS AIRCRAFT LTD. Models PC-12, PC-12/45, PC-12/47, and PC-12/ 47E airplanes. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describ…

  Federal Register →

• Oct 29, 2014

  Airworthiness Directives; Honeywell International Inc. Air Data Pressure Transducers

  We are removing Airworthiness Directive (AD) 2012-26-15, which applied to certain Honeywell International Inc. air data pressure transducers as installed on various aircraft. AD 2012-26-15 required doing various tests or checks of equipment having certain air data pressure transducers, removing equipment if necessary, and reporting the results of the tests…

  Federal Register →

• Aug 18, 2014

  Airworthiness Directives; Pilatus Aircraft LTD. Airplanes

  We propose to adopt a new airworthiness directive (AD) for all PILATUS AIRCRAFT LTD. Models PC-12, PC-12/45, PC-12/47, and PC-12/47E airplanes that would supersede AD 2012-26-16. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe conditi…

  Federal Register →

• May 28, 2014

  Airworthiness Directives; Honeywell International Inc. Air Data Pressure Transducers

  We propose to rescind airworthiness directive (AD) 2012-26-15, which applies to certain Honeywell International Inc. air data pressure transducers as installed on various aircraft. AD 2012-26-15 requires doing various tests or checks of equipment having certain air data pressure transducers, removing equipment if necessary, and reporting the results of the…

  Federal Register →

• Sep 25, 2013

  Airworthiness Directives; PILATUS AIRCRAFT LTD. Airplanes

  We are adopting a new airworthiness directive (AD) for PILATUS AIRCRAFT LTD. Model PC-12/47E airplanes. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as common grounding o…

  Federal Register →

04 /  Service Difficulty Reports

FAA SDR filings

The FAA does not currently expose a public API for Service Difficulty Reports. We do not back-fill or paraphrase. Search the FAA SDR portal directly →

05 /  Sources & Methodology

Every fact on this page links to its primary US-government source

• FAA Aircraft Registry →

  Refreshed May 5, 2026

  Available

• NTSB CAROL →

  Refreshed May 5, 2026

  Available

• Federal Register (FAA Airworthiness Directives) →

  Refreshed May 5, 2026

  Available

• FAA Service Difficulty Reports →

  Refreshed May 5, 2026

  Unavailable

We render only what the agency publishes. Found a factual error? Report it → We acknowledge within 5 business days and resolve within 14.