AD/ERJ-170/7 - Aft Avionics Compartment Smoke Seal

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Legislation au F2007L01067 Not in force Legislative Instrument

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CIVIL AVIATION ACT 1988

CIVIL AVIATION SAFETY REGULATIONS 1998

ISSUE OF AIRWORTHINESS DIRECTIVE

Under section 98 of the Civil Aviation Act 1988, the Governor-General may make regulations for the purposes of the Act and in the interests of the safety of air navigation.  Under regulation 39.001 of the Civil Aviation Safety Regulations 1998, CASA may issue airworthiness directives (ADs) for kinds of aircraft or aeronautical products.  Subregulation 39.001(5) of the Civil Aviation Safety Regulations 1998 provides that an AD is a disallowable instrument for the purposes of section 46A of the Acts Interpretation Act 1901. Therefore, in accordance with section 6 of the Legislative Instruments Act 2003, an AD is a legislative instrument.

Under Annex 8 to the Convention on International Civil Aviation, the State of Design has overall responsibility for continuing airworthiness of an aircraft type, and must provide any information necessary to ensure the continuing airworthiness of a type to appropriate States of Registry.  ADs (and their equivalents) are the most common form of continuing airworthiness information, and are issued by most ICAO Contracting States.

The State of Registry of an individual aircraft is responsible for its continuing airworthiness.  Under Annex 8, the State of Registry must develop or adopt requirements to ensure the continuing airworthiness of aircraft.  When a State of Design issues an AD against a type of aircraft on the Australian Register, CASA, as Australia’s national airworthiness authority, must assess that information and, if appropriate, issue an Australian AD to mandate the requirements of the State of Design.

The Brazilian ANAC has issued AD 2006-05-04 affecting Embraer ERJ-170 model aircraft.  Brazil is the State of Design for these types.  CASA has assessed this AD and has issued Australian AD/ERJ-170/7, which will become effective on 10 May 2007. 

As this AD is issued because of Australia’s obligations under Convention on International Civil Aviation, and because it is issued in response to an AD raised by the relevant State of Design, no consultation of the Australian public has taken place on this AD.  The Office of Regulatory Review has determined that ADs do not require a Regulatory Impact Statement.

The AD has been made by the Manager, Airframes, in the Manufacturing, Certification and New Technologies Office, on behalf of CASA, in accordance with subsection 84A (2) of the Act.

Overview

The Civil Aviation Act 1988, enacted by the Parliament of Australia, was introduced to address the need for comprehensive regulation of civil aviation in Australia, focusing on the safety of air navigation. Under this Act, the Civil Aviation Safety Regulations 1998 were also established, providing a regulatory framework to ensure the safety and efficiency of civil aviation operations within Australia. Section 98 of the Act empowers the Governor-General to make regulations for the purposes of the Act, while regulation 39.001 of the Civil Aviation Safety Regulations 1998 allows the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for kinds of aircraft or aeronautical products. These ADs are legislative instruments that mandate specific safety requirements to ensure the continuing airworthiness of aircraft registered in Australia. The policy objective of these regulations is to harmonise Australian civil aviation practices with international standards, thereby ensuring the safety and efficiency of air navigation.

Scope and Application

The Civil Aviation Act 1988 applies to the regulation of civil aviation in Australia, with particular emphasis on safety standards and airworthiness. The Act empowers the Governor-General to make regulations for the purposes of the Act and in the interests of the safety of air navigation, thereby ensuring that the overarching principles of civil aviation safety are upheld. The Civil Aviation Safety Regulations 1998 further detail these principles by allowing the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specific kinds of aircraft or aeronautical products. These ADs are legislative instruments, subject to disallowance, and must align with international standards as stipulated by the International Civil Aviation Organization (ICAO). The scope of these regulations extends to all aircraft registered in Australia, regardless of where they are manufactured, necessitating compliance with both national and international airworthiness requirements. There are no exclusions or exemptions specified in the text, but the application of ADs is subject to the State of Design's and State of Registry's responsibilities under the Convention on International Civil Aviation.

Key Provisions

The Civil Aviation Act 1988, specifically section 98, empowers the Governor-General to create regulations aimed at ensuring the safety of air navigation. This provision allows for the creation of detailed rules and guidelines that support the overarching aims of the Act. Regulation 39.001 of the Civil Aviation Safety Regulations 1998 further elaborates by granting the Civil Aviation Safety Authority (CASA) the authority to issue airworthiness directives (ADs) for specific types of aircraft or aeronautical products. Subregulation 39.001(5) clarifies that an AD is a disallowable instrument under the Acts Interpretation Act 1901 and is also considered a legislative instrument according to the Legislative Instruments Act 2003. Under these provisions, CASA has a clear mandate to issue ADs when necessary. The State of Design, which is responsible for the overall airworthiness of an aircraft type, must provide essential information to ensure that aircraft continue to meet safety standards. This information is typically communicated through ADs, which are issued by most International Civil Aviation Organization (ICAO) Contracting States. When an AD is issued by the State of Design, such as the Brazilian National Civil Aviation Agency (ANAC) for Embraer ERJ-170 model aircraft, CASA must evaluate this information and, if necessary, issue an Australian AD to enforce the required safety measures. This process ensures that Australian-registered aircraft meet international safety standards. Entities governed by the Civil Aviation Act 1988 and the associated regulations must comply with the ADs issued by CASA. This includes ensuring that all aircraft meet the specified safety requirements and that any necessary modifications or inspections are carried out promptly. The State of Registry, which is responsible for the continuing airworthiness of an individual aircraft, must develop or adopt the necessary requirements to comply with these directives. Failure to adhere to these regulations can result in significant safety risks, potentially leading to aircraft being grounded or prohibited from operating. The Act and associated regulations also outline the consequences of non-compliance. While the specific penalties for breaching these regulations are not detailed in the provided text, it is common for such breaches to result in both civil and criminal penalties. Civil penalties may include fines and the requirement to rectify non-compliant aircraft, while criminal penalties could involve imprisonment for more severe violations. The exact penalties depend on the nature and severity of the breach, with potential maximum penalties being determined by relevant legal authorities. Ensuring compliance with ADs is therefore crucial for maintaining the safety and integrity of Australia's aviation sector.

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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.