What is the primary objective of PRINCE2?

The primary objective of PRINCE2 is to provide a structured project management method for controlled delivery of value through reliable governance, decision rights, and delivery control. It organizes projects around seven Principles, seven Practices, and seven Processes, enforcing continued business justification, management by stages, and exception-based escalation via tolerances for time, cost, quality, scope, risk, benefits, and sustainability (PRINCE2 7th Edition).

Who is legally or professionally required to comply with PRINCE2?

No organizations are legally required to comply with PRINCE2, as it is a voluntary project management methodology, not a regulatory standard. Professionally, it is required in UK public sector procurement and adopted by executives, project boards, and managers in high-governance environments like regulated industries for auditable decision-making and repeatable control.

Does PRINCE2 require an external audit or third-party certification?

PRINCE2 does not require external audits or third-party certification for projects or organizations. Compliance is demonstrated internally through adherence to the seven Principles (e.g., tolerances, stage authorizations, PID), with individual certifications (Foundation, Practitioner) via PeopleCert proving practitioner competence; project assurance is handled by internal roles like Project Assurance.

How often should an assessment for PRINCE2 be performed?

PRINCE2 assessments occur at every stage boundary and upon exceptions, as mandated by the manage by stages and manage by exception Principles. The project board reviews viability via updated business cases, end stage reports, and tolerance forecasts during Managing a Stage Boundary processes, ensuring ongoing justification without fixed calendar intervals.

What are the consequences of non-compliance with PRINCE2?

Non-compliance with PRINCE2 results in no legal penalties, as it is a non-mandatory methodology, but leads to governance failures like scope creep, cost overruns, and poor auditability. Internally, it risks weak business justification, un-escalated exceptions, and failed stage authorizations, undermining project success and executive oversight.

Can PRINCE2 be mapped to other international frameworks?

Yes, PRINCE2 can be mapped to other frameworks through its principle-based structure and tailoring Principle. Its Practices (e.g., Business Case, Risk) and Processes (e.g., stage controls) align with governance elements in complementary methods, enabling hybrid approaches like PRINCE2 Agile while preserving core controls like tolerances and PID baselines.

What is the first step to begin implementing PRINCE2?

The first step to implement PRINCE2 is Starting Up a Project (SU), creating a project brief from the mandate, assessing lessons, and appointing the executive and project manager. This tests viability via an outline business case before authorizing Initiating a Project to produce the PID and full controls.

What is the primary objective of AS9100?

AS9100 establishes a process-based quality management system (QMS) for aviation, space, and defense organizations to ensure product safety, configuration integrity, and supply chain reliability. Developed by the IAQG, the standard (now transitioning to IA9100) builds on ISO 9001:2015's 10-clause structure, adding over 100 aerospace-specific requirements in Clause 8, 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 lifecycle controls, risk-based thinking across Clauses 6 and 8, human factors consideration, and enhanced supplier oversight to prevent quality escapes in high-consequence environments.

Who is legally or professionally required to comply with AS9100?

AS9100 applies to organizations designing, developing, manufacturing, or servicing aviation, space, and defense products and services. It targets manufacturers of parts, assemblies, materials, design centers, and quality support organizations, with variants like AS9110 for MRO and AS9120 for distributors. While voluntary, certification is contractually mandated by major OEMs and primes as a supplier qualification prerequisite, listed in the IAQG OASIS database for visibility. Scope per Clause 4.3 requires precise definition, justifying limited non-applicabilities without compromising conformity.

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

Yes, AS9100 certification requires accredited third-party audits by IAQG-recognized certification bodies. Initial certification involves Stage 1 (documentation/readiness review) and Stage 2 (implementation/effectiveness audit per AS9101), with nonconformities resolved typically within 60–90 days. Maintenance includes annual surveillance audits and recertification every three years, emphasizing objective evidence of process effectiveness, KPIs, and continual improvement.

How often should an assessment for AS9100 be performed?

AS9100 requires internal audits at planned intervals per Clause 9.2, with annual external surveillance audits and full recertification every three years. Internal audits must be risk-based, covering all processes, using competent auditors to verify effectiveness via interviews, observations, and records. Management reviews (Clause 9.3) occur periodically, incorporating audit results, KPIs, and corrective actions.

What are the consequences of non-compliance with AS9100?

Non-compliance with AS9100 risks certification suspension, contract loss, and supply chain exclusion via OASIS delisting. Audits classify nonconformities as major (systemic failures) or minor, requiring root cause analysis (including human factors), corrective actions, and effectiveness verification. Persistent issues lead to failed recertification, OEM disqualification, increased escapes, rework costs, and potential safety incidents with regulatory scrutiny.

Can AS9100 be mapped to other international frameworks?

Yes, the standard's Annex SL 10-clause structure enables direct mapping to ISO 9001:2015 and compatible standards sharing the high-level structure. Clause alignments support integrated management systems, with AS9100 augmenting base requirements in risk (6.1, 8.1.1), operations (Clause 8), and support (Clause 7), while preserving interoperability for shared processes like audits and reviews.

What is the first step to begin implementing AS9100?

The first step is conducting a comprehensive gap analysis against the standard's clauses to identify compliance gaps and prioritize remediation. Assemble a cross-functional team to map current processes to Clauses 4–10, focusing on aerospace additions like Clause 8 controls, using tools such as process maps and risk registers to produce a scoped implementation plan with timelines and resources.

Standards Comparison

PRINCE2 vs AS9100

PRINCE2

Voluntary

2023

Structured methodology for governed project delivery control

AS9100

Mandatory

2016

Global standard for aerospace quality management systems.

Quick Verdict

PRINCE2 provides structured project governance for any industry, ensuring controlled delivery via principles, practices, and processes. AS9100 mandates aerospace quality management with safety, traceability, and risk controls. Organizations adopt PRINCE2 for repeatable success; AS9100 for certification and supply chain access.

Project Management

PRINCE2

Projects IN Controlled Environments (PRINCE2) 7th Edition

Cost

€€€

Complexity

Medium

Implementation Time

6-12 months

Key Features

Seven principles as guiding obligations for compliance
Manage by exception using tolerances for escalation
Staged lifecycle with board decision gates
Tailoring mandatory for project context adaptation
Product-focused delivery with acceptance criteria

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 requirements
Enhanced supplier evaluation and monitoring

Detailed Analysis

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

PRINCE2 Details

What It Is

PRINCE2 (Projects IN Controlled Environments) 7th Edition is a process-based project management framework. It provides governance, control, and delivery mechanisms for projects of any scale. The methodology emphasizes principle-driven, stage-gated execution with tailoring to context.

Key Components

Core elements: 7 Principles, 7 Practices (Business Case, Organizing, Plans, Quality, Risk, Issues, Progress), 7 Processes (Starting Up, Directing, Initiating, Controlling Stage, Managing Delivery, Stage Boundary, Closing).
Built on guiding obligations like continued justification and manage by exception.
Uses management products (PID, registers, reports) for evidence.
Certification via Foundation and Practitioner levels.

Why Organizations Use It

Ensures controlled value delivery and auditability.
Reduces risks via tolerances and escalation.
Supports tailored governance for efficiency.
Builds stakeholder trust in regulated sectors.
Improves success through learning and repeatability.

Implementation Overview

Phased: gap analysis, tailoring, training, pilots, rollout.
Involves roles definition, templates, certification.
Applies to all sizes/industries; scalable via tailoring.
No mandatory audits, but self-assurance via processes.

AS9100 Details

What It Is

AS9100 (now transitioning globally to IA9100) is the international quality management system (QMS) standard for aviation, space, and defense organizations. It extends ISO 9001:2015 with over 100 aerospace-specific requirements, using a risk-based, process-oriented approach to ensure product safety, traceability, and supply chain integrity.

Key Components

10-clause Annex SL structure aligned with ISO 9001.
Aerospace additions: configuration management (8.1.2), product safety (8.1.3), counterfeit prevention (8.1.4), operational risks (8.1.1).
Built on PDCA cycle; emphasizes human factors, supplier controls.
Third-party certification via accredited audits (Stage 1/2, surveillance).

Why Organizations Use It

Meets OEM/contractual mandates for market access.
Reduces defects, improves delivery, lowers costs.
Mitigates safety risks, enhances traceability.
Builds stakeholder trust via OASIS database visibility.

Implementation Overview

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

Key Differences

Aspect	PRINCE2	AS9100
Scope	Project management governance and lifecycle	Aerospace quality management system
Industry	All industries, global applicability	Aviation, space, defense sectors
Nature	Voluntary project methodology	Certification quality standard
Testing	Internal stage reviews, no certification	Third-party audits, certification cycles
Penalties	No formal penalties, project failure risk	Certification loss, market exclusion

Scope

PRINCE2

Project management governance and lifecycle

AS9100

Aerospace quality management system

Industry

PRINCE2

All industries, global applicability

AS9100

Aviation, space, defense sectors

Nature

PRINCE2

Voluntary project methodology

AS9100

Certification quality standard

Testing

PRINCE2

Internal stage reviews, no certification

AS9100

Third-party audits, certification cycles

Penalties

PRINCE2

No formal penalties, project failure risk

AS9100

Certification loss, market exclusion

Frequently Asked Questions

Common questions about PRINCE2 and AS9100

PRINCE2 FAQ

AS9100 FAQ

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See how PRINCE2 and AS9100 compare against other standards

Other PRINCE2 Comparisons

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Quick Verdict

Key Components

Core elements: 7 Principles, 7 Practices (Business Case, Organizing, Plans, Quality, Risk, Issues, Progress), 7 Processes (Starting Up, Directing, Initiating, Controlling Stage, Managing Delivery, Stage Boundary, Closing).

Built on guiding obligations like continued justification and manage by exception.

Uses management products (PID, registers, reports) for evidence.

Certification via Foundation and Practitioner levels.

What It Is

Key Components

10-clause Annex SL structure aligned with ISO 9001.

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

Built on PDCA cycle; emphasizes human factors, supplier controls.

Third-party certification via accredited audits (Stage 1/2, surveillance).

Aspect

PRINCE2

AS9100

Scope

Project management governance and lifecycle

Aerospace quality management system

Industry

All industries, global applicability

Aviation, space, defense sectors

Nature

Voluntary project methodology

Certification quality standard

Testing

Internal stage reviews, no certification

Third-party audits, certification cycles

Penalties

No formal penalties, project failure risk

Certification loss, market exclusion