EASA Regulations for Textron Aviation B300

5 airworthiness directives and regulations affecting Textron Aviation B300.

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New ADs and bulletins for Textron Aviation B300, summarized like the ones below, every Monday.

EASA AD US-2026-15-05

Jul 30, 2026

Wings - Airworthiness Limitation Section - Amendment

The Wings - Airworthiness Limitation Section - Amendment is a final rule airworthiness directive issued by the FAA affecting Textron Aviation Inc. Model B300 and B300C airplanes. It mandates revisions to the Airworthiness Limitations section of the aircraft maintenance manual to update inspection intervals for detecting cracks in the wing spar and supporting structures. This directive addresses safety concerns related to structural integrity for airplanes operating at different maximum takeoff weights.

Airworthiness Directive
  • Textron Aviation 300 (Super King Air)
  • Textron Aviation B300
  • Textron Aviation B300C

EASA AD US-2022-03-23

Feb 14, 2022

Flight Controls - Rudder Yaw Servo Software - Update

The Federal Aviation Administration Airworthiness Directive 2022-03-23 addresses a safety issue affecting certain Textron Aviation Inc. Model 300, 300LW, B300, and B300C airplanes. This directive mandates updating the yaw servo software in the GSA 9000 system to prevent motor position faults that disable the rudder boost function during critical flight conditions. The update aims to maintain safe flight control and prevent potential loss of airplane control.

Airworthiness Directive
  • Textron Aviation 300 (Super King Air)
  • Textron Aviation 300
  • Textron Aviation 300LW
  • Textron Aviation B300
  • Textron Aviation B300C

EASA AD US-2021-05-17

Apr 13, 2021

ROCKWELL COLLINS - NOT ADOPTED - EASA DECISION ATTACHED - SEE EASA AD 2019-0179R1

The document titled "ROCKWELL COLLINS - NOT ADOPTED - EASA DECISION ATTACHED - SEE EASA AD 2019-0179R1" is a Federal Aviation Administration (FAA) Airworthiness Directive (AD) 2021-05-17. It applies to Rockwell Collins Flight Display System Application FDSA-6500 installed on various aircraft including Bombardier CL-600-2B16 (604 variant) and Textron Aviation models 525B, B200 series, B300 series, and C90GTi. The AD addresses a safety issue related to conflicting traffic collision avoidance system (TCAS) indications and alerts during resolution advisory scenarios.

Airworthiness Directive
  • Bombardier CL-600-2B16
  • Textron Aviation 525B
  • Textron Aviation B200
  • Textron Aviation B300
  • Textron Aviation C90GTi

EASA AD 2019-0179R1

Apr 17, 2020

Navigation — Airborne Collision Avoidance System Display Software — Update

EASA Airworthiness Directive 2019-0179R1 is an update addressing the Rockwell Collins FDSA-6500 flight display software used in Textron Aviation B200, B300, and C90GTi aeroplanes, among others. The directive mandates software updates and operational changes to the Airborne Collision Avoidance System (ACAS) display to correct conflicting indications during Resolution Advisory scenarios. It applies to aircraft modified by specific Supplemental Type Certificates and production modifications involving the Collins FDSA-6500 system.

Airworthiness Directive
  • Bombardier CL-600 (Challenger)
  • Textron Aviation 200 (Super King Air)
  • Textron Aviation 300 (Super King Air)
  • Textron Aviation 525 (CitationJet)
  • Textron Aviation 90 (King Air)
  • Textron Aviation B200
  • Textron Aviation B300
  • Textron Aviation C90GTi

EASA AD US-2019-12-09

Jul 24, 2019

ROCKWELL COLLINS - SUPERSEDED BY FAA AD 2021-05-17 - SEE EASA AD 2019-0179

FAA Airworthiness Directive 2019-12-09 is a final rule addressing Rockwell Collins, Inc. Flight Display System Application FDSA-6500 part numbers installed on Bombardier Inc. Model CL-600-2B16 (604 variant) and various Textron Aviation Inc. models including 525B, B200 series, B300 series, and C90GTi airplanes. This directive imposes operating limitations on the Traffic Collision Avoidance System (TCAS) due to conflicting display indications and aural alerts during resolution advisory scenarios.

Airworthiness Directive
  • Bombardier CL-600-2B16
  • Textron Aviation 525B
  • Textron Aviation B200
  • Textron Aviation B300
  • Textron Aviation C90GTi