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    Blog/Compare/ISO 20000 vs AS9100
    Standards Comparison

    ISO 20000 vs AS9100

    ISO 20000

    Voluntary
    2018

    International standard for service management systems

    VS

    AS9100

    Mandatory
    2016

    International standard for aerospace quality management systems.

    Quick Verdict

    ISO 20000 certifies service management for IT and business services globally, emphasizing lifecycle processes and continual improvement. AS9100 enhances ISO 9001 for aerospace with product safety, configuration, and counterfeit controls. Organizations adopt them for compliance, reliability, and market access.

    IT Service Management

    ISO 20000

    ISO/IEC 20000-1:2018 Service management system requirements

    Cost
    €€€€
    Complexity
    High
    Implementation Time
    12-18 months
    Quality Management

    AS9100

    AS9100D: Quality Management Systems for Aerospace

    Cost
    €€€€
    Complexity
    High
    Implementation Time
    12-18 months

    Key Features

    • Configuration management for product integrity
    • Product safety processes across lifecycle
    • Counterfeit parts prevention controls
    • Operational risk management in Clause 8
    • Enhanced supplier and supply chain controls

    Detailed Analysis

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

    ISO 20000 Details

    What It Is

    ISO/IEC 20000-1:2018 is the international certification standard for service management systems (SMS). It specifies requirements to establish, implement, maintain, and improve SMS covering the full service lifecycle. Adopts Annex SL high-level structure and PDCA methodology for risk-based, outcome-focused service delivery.

    Key Components

    • Clauses 4-10: context, leadership, planning, support, operation, evaluation, improvement.
    • Clause 8 operational domains: portfolio, relationships, supply/demand, design/transition, resolution, assurance.
    • Core processes: incident/problem, change/release, configuration/asset, availability/continuity, security.
    • Certifiable via accredited bodies with Stage 1/2 audits, surveillance.

    Why Organizations Use It

    • Builds trust, reduces risks, improves efficiency (e.g., 50% certificate growth).
    • Enables market differentiation, customer retention, supplier governance.
    • Integrates with ISO 9001, ISO 27001; voluntary but contractually driven.

    Implementation Overview

    • Phased: gap analysis, design, deploy, audit (12-18 months typical).
    • Applies to all sizes/industries delivering services; requires leadership, training, tools.

    AS9100 Details

    What It Is

    AS9100D (AS9100:2016) is the international quality management system (QMS) standard for aviation, space, and defense organizations. It builds on ISO 9001:2015 with over 100 aerospace-specific requirements, using a process-based, risk-focused approach to ensure product safety and supply chain integrity.

    Key Components

    • 10-clause Annex SL structure covering context, leadership, planning, support, operation, evaluation, and improvement.
    • Aerospace additions: configuration management (8.1.2), product safety (8.1.3), counterfeit prevention (8.1.4), operational risk (8.1.1).
    • Enhanced supplier controls, human factors, and traceability.
    • Certification via accredited third-party audits (Stage 1/2, surveillance).

    Why Organizations Use It

    • Meets OEM/contractual mandates for market access.
    • Reduces defects, improves delivery, lowers costs.
    • Manages high-consequence risks like safety failures.
    • Builds stakeholder trust via OASIS visibility.

    Implementation Overview

    • Phased: gap analysis, process design, training, internal audits, certification.
    • 6-18 months typical; suits all sizes in ASD sectors globally.

    Key Differences

    AspectISO 20000AS9100
    ScopeService management systems, IT and beyondAerospace quality management, product safety
    IndustryAll service providers, global, any sizeAviation, space, defense, global supply chains
    NatureVoluntary certifiable management standardVoluntary certifiable QMS standard
    TestingStage 1/2 audits, surveillance, internal auditsStage 1/2 audits, surveillance, internal audits
    PenaltiesLoss of certification, market access issuesLoss of certification, supplier disqualification

    Scope

    ISO 20000
    Service management systems, IT and beyond
    AS9100
    Aerospace quality management, product safety

    Industry

    ISO 20000
    All service providers, global, any size
    AS9100
    Aviation, space, defense, global supply chains

    Nature

    ISO 20000
    Voluntary certifiable management standard
    AS9100
    Voluntary certifiable QMS standard

    Testing

    ISO 20000
    Stage 1/2 audits, surveillance, internal audits
    AS9100
    Stage 1/2 audits, surveillance, internal audits

    Penalties

    ISO 20000
    Loss of certification, market access issues
    AS9100
    Loss of certification, supplier disqualification

    Frequently Asked Questions

    Common questions about ISO 20000 and AS9100

    ISO 20000 FAQ

    AS9100 FAQ

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