AD/M20/4 - Wing Skin at Station 59.25 - Modification

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Legislation au F2006B11244 Not in force Legislative Instrument

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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

 


Mooney M20 Series Aeroplanes

 

AD/M20/4 Wing Skin at Station 59.25 - Modification 9/62

Applicability: All model M20-B with S/Nos. 1702 to 1763 except 1703, 1708, 1709, 1710, 1711,

1715, 1730, 1731, 1750 and 1759.

 

Document: Mooney SB 20-100. Compliance:  Forthwith.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Overview

The Civil Aviation Regulations 1998 (Cth) were enacted to ensure the safety and efficiency of civil aviation in Australia. This legislation was developed to address the need for comprehensive regulation and oversight of aviation activities within Australian airspace. The Civil Aviation Safety Authority (CASA) administers these regulations, aiming to maintain and enhance the safety standards in the aviation industry. Specifically, the Mooney M20 Series Aeroplanes AD/M20/4 addresses the modification of the wing skin at station 59.25 for Mooney M20-B models with specific serial numbers. This directive mandates compliance forthwith to rectify identified safety issues, thereby ensuring that the affected aircraft meet the required safety standards and can continue to operate safely. The overarching policy objective is to mitigate risks associated with identified safety concerns, thereby protecting the public and maintaining the integrity of civil aviation operations.

Scope and Application

The Civil Aviation Regulations 1998, as amended, apply to a broad range of entities including aircraft manufacturers, operators, and maintenance providers within Australia's Commonwealth jurisdiction. Specifically, the Airworthiness Directive (AD) AD/M20/4 pertains to Mooney M20 Series Aeroplanes, particularly those with serial numbers within the specified range, excluding certain individual aircraft as noted. This directive mandates modifications to the wing skin at station 59.25, as detailed in Mooney Service Bulletin 20-100, to ensure compliance with safety standards. The directive applies to all model M20-B aircraft with serial numbers from 1702 to 1763, except for serial numbers 1703, 1708, 1709, 1710, 1711, 1715, 1730, 1731, 1750, and 1759. Compliance with these safety directives is mandatory and must be addressed forthwith, underscoring the critical importance of adhering to aviation safety regulations within Australia.

Key Provisions

The Civil Aviation Regulations 1998, particularly under Part 39 - 105, includes the Civil Aviation Safety Authority's Schedule of Airworthiness Directives. Within this, AD/M20/4 pertains specifically to the Mooney M20 Series aeroplanes, detailing modifications required for the wing skin at Station 59.25. This directive applies to all model M20-B aircraft with serial numbers ranging from 1702 to 1763, with the exclusion of serial numbers 1703, 1708, 1709, 1710, 1711, 1715, 1730, 1731, 1750, and 1759. The compliance requirements are set out in Mooney Service Bulletin 20-100, and the directive mandates that the specified modifications be carried out forthwith. Entities governed by this directive must adhere to specific obligations. Primarily, they must ensure that all applicable Mooney M20-B aeroplanes undergo the required modifications to the wing skin at Station 59.25 as detailed in the Mooney Service Bulletin 20-100. This involves meticulous inspection and modification processes to maintain the airworthiness of these aircraft, ensuring they meet safety standards set forth by the Civil Aviation Safety Authority. Failure to comply with the AD/M20/4 directive can lead to severe consequences. The Civil Aviation Regulations 1998 impose penalties for non-compliance, which may include fines or other administrative actions. The seriousness of these penalties underscores the importance of adhering to the directive to ensure aviation safety. Furthermore, non-compliance could potentially result in the grounding of affected aircraft, disrupting operations and potentially leading to more severe legal and financial repercussions for the entities involved. The directive aims to prevent any compromise in the safety of these aircraft, and thus, strict adherence is mandatory.

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Sourced from the Federal Register of Legislation at 26 August 2026. For the latest information on Australian Government law please go to https://www.legislation.gov.au.