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Inspection bodies

Frequently Asked Questions About ISO 17020: Demystifying Inspection Body Standards

Updated November 4, 2026 · 3 min read

In short: ISO/IEC 17020 sets the requirements for the competence, impartiality and consistent operation of inspection bodies. Inspection bodies are accredited to it (by SANAS in South Africa) rather than certified, and the current edition is ISO/IEC 17020:2026, which replaced the 2012 edition in March 2026.

In the world of quality assurance and accreditation, ISO standards play a crucial role in ensuring consistency, reliability, and excellence. ISO 17020 is specifically tailored to inspection bodies, guiding them in maintaining high standards in their processes. Whether you’re an industry professional or just curious about this standard, let’s dive into some frequently asked questions about ISO 17020.

What is ISO 17020?

ISO/IEC 17020, a part of the ISO/IEC 17000 family of conformity assessment standards, outlines the requirements for the competence of inspection bodies. These bodies play a pivotal role in assessing the quality, safety, and compliance of products, services, and systems. ISO 17020 accreditation assures that these bodies operate with integrity, precision, and impartiality. Our introduction to ISO 17020 covers its purpose and scope in more detail.

What is the current version of ISO 17020?

The current version is ISO/IEC 17020:2026, published on 27 March 2026. It replaces ISO/IEC 17020:2012. The main changes include a revised independence model (Type A and non-Type A instead of Types A, B and C), more explicit requirements to manage risks to impartiality and confidentiality, and risk-based thinking across the management system. Accredited inspection bodies generally have three years to transition, so confirm the dates with SANAS.

Why is ISO 17020 Important?

ISO 17020 provides a framework for inspection bodies to demonstrate their competence, impartiality, and consistency. This is vital for instilling confidence in consumers, regulators, and stakeholders that the inspection results provided by these bodies are accurate and trustworthy.

Who Can Benefit from ISO 17020?

ISO 17020 benefits a wide range of entities:

  • Manufacturers: ISO 17020 inspections help manufacturers ensure their products meet quality and safety standards before reaching the market.
  • Regulatory Bodies: Regulators rely on ISO 17020-accredited inspection bodies to verify compliance with regulations, enhancing public safety.
  • Consumers: When products or services are inspected in line with ISO 17020, consumers can trust in their quality and safety.

What are the Key Principles of ISO 17020?

The standard is built on several key principles:

  • Impartiality: Inspection bodies must act impartially and avoid conflicts of interest.
  • Confidentiality: Information gathered during inspections is treated with confidentiality.
  • Competence: Inspectors must have the necessary skills, knowledge, and experience to perform their tasks.
  • Validity of Results: Inspection results must be accurate and reliable.
  • Unbiased Reporting: Inspection reports should be objective and unbiased.

For a fuller list, see our overview of the key requirements of ISO 17020.

How is ISO 17020 Accreditation Obtained?

To become ISO 17020 accredited:

  1. The inspection body prepares its management system according to the standard’s requirements.
  2. The body undergoes an assessment by an accreditation body (SANAS in South Africa) to determine its compliance.
  3. If found compliant, the body is granted ISO 17020 accreditation for a defined scope of inspection.

Can Small Inspection Bodies Implement ISO 17020?

Yes, ISO 17020 can be tailored to suit the size and scope of the inspection body. Small bodies can implement the standard in a way that fits their operations without compromising on quality.

Is ISO 17020 Accreditation Time-Limited?

ISO 17020 accreditation is not indefinite. Inspection bodies must undergo regular assessments to maintain accreditation. This ensures that their practices are continuously aligned with the standard’s requirements.

Are ISO 17020 and ISO 9001 the Same?

While both standards deal with quality, ISO 17020 specifically addresses the competence of inspection bodies, whereas ISO 9001 focuses on general quality management across various industries. ISO 9001 leads to certification of a management system, while ISO 17020 leads to accreditation of technical competence.

What Happens in Case of Non-Compliance?

If an ISO 17020-accredited body is found non-compliant, it must take corrective actions and undergo re-assessment. Continued non-compliance can lead to suspension or withdrawal of accreditation.

ISO 17020 serves as a cornerstone for ensuring the credibility and reliability of inspection bodies. By adhering to its principles, these bodies contribute to safer products, services, and systems while fostering trust among consumers and stakeholders.