What is the primary objective of AS9100?

The primary objective of AS9100 is to establish a quality management system (QMS) for aviation, space, and defense organizations that ensures product safety, configuration integrity, and supply chain reliability. AS9100D (2016) builds on ISO 9001:2015's 10-clause structure with over 100 aerospace-specific requirements, including operational risk management (8.1.1), configuration management (8.1.2), product safety (8.1.3), and counterfeit parts prevention (8.1.4). It mandates process-based controls, risk-based thinking across enterprise (6.1) and operational levels (8.1.1), and continual improvement to prevent quality escapes in safety-critical environments.

Who is legally or professionally required to comply with AS9100?

AS9100 applies to organizations involved in designing, developing, manufacturing, or servicing aviation, space, and defense products and services. It targets manufacturers of aerospace parts, material suppliers, design centers, and quality support organizations, with variants like AS9110 for MRO and AS9120 for distributors. Major OEMs and primes require certification as a supplier qualification condition, listed in the IAQG OASIS database for market access; scope excludes misleading non-applicabilities per Clause 4.3.

Does AS9100 require an external audit or third-party certification?

Yes, AS9100 requires third-party certification through accredited bodies via a two-stage audit process. Stage 1 assesses documentation and readiness; Stage 2 verifies implementation and effectiveness using AS9101 guidance. Certification is maintained with annual surveillance audits and recertification every three years, emphasizing objective evidence of aerospace controls like product safety and supplier management.

How often should an assessment for AS9100 be performed?

AS9100 requires internal audits at planned intervals per Clause 9.2, with annual surveillance audits and full recertification every three years post-certification. Internal audits must be risk-based, covering all processes and using competent auditors; management reviews (9.3) occur periodically to evaluate performance, risks, and improvements.

What are the consequences of non-compliance with AS9100?

Non-compliance with AS9100 risks certification suspension, loss of supplier approval, and exclusion from OEM contracts via OASIS. It leads to major nonconformities requiring corrective actions within 60-90 days, potential contract penalties, product recalls, safety incidents, and reputational damage in safety-critical sectors.

Can AS9100 be mapped to other international frameworks?

Yes, AS9100D aligns with ISO 9001:2015's Annex SL structure, enabling mapping to integrated management systems. Its 10-clause format (4-10) supports compatibility through shared elements like risk-based thinking (6.1), leadership (5), and performance evaluation (9), facilitating combined audits.

What is the first step to begin implementing AS9100?

The first step to implement AS9100 is conducting a gap analysis against AS9100D requirements. Review current processes versus Clauses 4-10 and aerospace additions, defining QMS scope (4.3), identifying gaps in configuration management and product safety, and creating a prioritized remediation plan with cross-functional input.

What is the primary objective of AS9110C?

AS9110C's primary objective is to define quality management system requirements for aviation maintenance, repair, and overhaul (MRO) organizations to ensure consistent conformity to customer and regulatory requirements while enhancing safety and continual improvement. It builds on ISO 9001:2015's High Level Structure, embedding aerospace-specific controls for configuration management, counterfeit parts prevention, human factors, traceability, and risk-based thinking across Clauses 4–10.

Who is legally or professionally required to comply with AS9110C?

AS9110C applies to MRO organizations performing maintenance on commercial, private, and military aircraft, including repair stations, component overhaul facilities, and OEM MRO divisions. It is required by major OEMs, airlines, and regulators (e.g., FAA/EASA Part-145) for contract eligibility and OASIS listing; autonomous MRO operations must comply regardless of size.

Does AS9110C require an external audit or third-party certification?

Yes, AS9110C requires third-party certification through accredited registrars via a two-stage audit process after internal audits and management review demonstrate operational QMS maturity. Stage 1 reviews documentation; Stage 2 verifies implementation effectiveness, with surveillance audits annually and recertification every three years.

How often should an assessment for AS9110C be performed?

AS9110C assessments include internal audits based on process risk (e.g., higher frequency for critical maintenance processes) and at least one full cycle before certification, plus annual surveillance audits post-certification. Management reviews occur regularly, supported by 3+ months of operational data; recertification audits happen every three years.

What are the consequences of non-compliance with AS9110C?

Non-compliance with AS9110C risks regulatory sanctions like FAA/EASA Part-145 certificate suspension, fines up to $100k per day, contract termination, litigation from airworthiness failures, and exclusion from OEM/airline supply chains. It leads to operational downtime, rework costs, and reputational damage from safety incidents.

Can AS9110C be mapped to other international frameworks?

Yes, AS9110C aligns with ISO 9001:2015's Annex SL structure, enabling mapping to integrated management systems. Its 10-clause format (4-10) supports compatibility through shared elements, facilitating combined audits with other ISO standards.

What is the first step to begin implementing AS9110C?

The first step for AS9110C implementation is conducting a formal gap analysis mapping existing processes to all clauses, including regulatory alignments like EASA/FAA Part-145. Secure executive sponsorship, define QMS scope, and produce a prioritized gap register with a signed Statement of Work (SOW).

Standards Comparison

AS9100 vs AS9110C

AS9100

Mandatory

2016

Aerospace quality management system extending ISO 9001.

AS9110C

Mandatory

2016

Aerospace QMS standard for aircraft maintenance organizations

Quick Verdict

AS9100 provides QMS for aerospace design/manufacturing, ensuring product safety and supply chain integrity. AS9110C tailors it for MRO, emphasizing maintenance traceability and airworthiness. Organizations adopt them for certification, market access, and risk reduction in high-stakes aviation.

Quality Management

AS9100

AS9100D:2016 Aerospace Quality Management Systems

Cost

€€€€

Complexity

Medium

Implementation Time

12-18 months

Key Features

Explicit product safety controls across lifecycle (8.1.3)
Configuration management ensuring design integrity (8.1.2)
Counterfeit parts prevention and detection (8.1.4)
Operational risk management in production (8.1.1)
Enhanced supplier controls and traceability (8.4)

Quality Management

AS9110C

AS9110C: QMS Requirements for Aircraft Maintenance Organizations

Cost

€€€€

Complexity

High

Implementation Time

6-12 months

Key Features

Risk-based thinking in maintenance planning
Configuration management and traceability controls
Counterfeit parts prevention processes
Human factors in competence and audits
Alignment with FAA/EASA regulatory requirements

Detailed Analysis

A comprehensive look at the specific requirements, scope, and impact of each standard.

AS9100 Details

What It Is

AS9100D (2016) is the international certification standard for quality management systems (QMS) in aviation, space, and defense. It extends ISO 9001:2015 with over 100 aerospace-specific requirements, using a process-based, risk-focused approach across 10 clauses aligned to Annex SL structure.

Key Components

Core pillars: context, leadership, planning, support, operation, evaluation, improvement.
Aerospace additions: configuration management (8.1.2), product safety (8.1.3), counterfeit prevention (8.1.4), operational risks (8.1.1), enhanced supplier controls.
Built on PDCA cycle; certification via accredited third-party audits (Stage 1/2, surveillance).

Why Organizations Use It

Ensures supply chain reliability, reduces defects, improves delivery.
Often contractually required by OEMs for market access.
Mitigates safety risks, enhances traceability, builds stakeholder trust.

Implementation Overview

Phased: gap analysis, process design, training, internal audits, certification (6-18 months).
Applies to manufacturers, designers, MROs globally; cross-functional effort needed.

AS9110C Details

What It Is

AS9110C (AS9110:2016 Rev C) is an international quality management system (QMS) certification standard for aviation maintenance, repair, and overhaul (MRO) organizations. It extends ISO 9001:2015 with aerospace-specific controls, employing risk-based thinking (RBT), PDCA cycles, and high-level structure (HLS) to ensure airworthiness, traceability, and regulatory alignment.

Key Components

10 clauses (4-10) covering context, leadership, planning, support, operation, evaluation, improvement.
MRO emphases: configuration management, counterfeit parts prevention, human factors, project management.
Built on ISO 9001; requires documented information, internal audits, management reviews.
Third-party certification model via IAQG-recognized bodies.

Why Organizations Use It

Contractual mandates from OEMs/airlines; aligns with FAA/EASA Part-145.
Mitigates safety risks, reduces rework/AOG events, boosts efficiency.
Enables OASIS listing, market differentiation, supply-chain trust.

Implementation Overview

Phased: gap analysis, process mapping, training, pilots, audits (6-12 months).
Targets global MROs; needs eQMS, auditor training, operational evidence prior to certification.

Key Differences

Aspect	AS9100	AS9110C
Scope	Design, manufacturing, assembly of aerospace products	Maintenance, repair, overhaul of aircraft/components
Industry	Aviation, space, defense manufacturers globally	Aviation MRO/repair stations globally
Nature	Voluntary QMS certification standard	Voluntary QMS certification standard
Testing	Stage 1/2 audits, annual surveillance	Stage 1/2 audits, annual surveillance
Penalties	Loss of certification, market exclusion	Loss of certification, market exclusion

Scope

AS9100

Design, manufacturing, assembly of aerospace products

AS9110C

Maintenance, repair, overhaul of aircraft/components

Industry

AS9100

Aviation, space, defense manufacturers globally

AS9110C

Aviation MRO/repair stations globally

Nature

AS9100

Voluntary QMS certification standard

AS9110C

Voluntary QMS certification standard

Testing

AS9100

Stage 1/2 audits, annual surveillance

AS9110C

Stage 1/2 audits, annual surveillance

Penalties

AS9100

Loss of certification, market exclusion

AS9110C

Loss of certification, market exclusion

Frequently Asked Questions

Common questions about AS9100 and AS9110C

AS9100 FAQ

AS9110C FAQ

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Key Components

Core pillars: context, leadership, planning, support, operation, evaluation, improvement.

Aerospace additions: configuration management (8.1.2), product safety (8.1.3), counterfeit prevention (8.1.4), operational risks (8.1.1), enhanced supplier controls.

Built on PDCA cycle; certification via accredited third-party audits (Stage 1/2, surveillance).

What It Is

Key Components

10 clauses (4-10) covering context, leadership, planning, support, operation, evaluation, improvement.

MRO emphases: configuration management, counterfeit parts prevention, human factors, project management.

Built on ISO 9001; requires documented information, internal audits, management reviews.

Third-party certification model via IAQG-recognized bodies.

Aspect

AS9100

AS9110C

Scope

Design, manufacturing, assembly of aerospace products

Maintenance, repair, overhaul of aircraft/components

Industry

Aviation, space, defense manufacturers globally

Aviation MRO/repair stations globally

Nature

Voluntary QMS certification standard

Testing

Stage 1/2 audits, annual surveillance

Penalties

Loss of certification, market exclusion