Accreditation Fundamentals
ISO/IEC 17011 explained: how accreditation bodies demonstrate competence
A practical overview of ISO/IEC 17011 and the core expectations for impartiality, competence, and consistent decision making.
Why this matters
Credible accreditation depends on consistent methods, clear decisions, and evidence that stands up to independent review. This publication translates essential expectations into practical steps so teams can prepare, communicate, and operate with confidence.
Key requirements and expectations
- Define the role of accreditation in the conformity assessment ecosystem.
- Clarify who the customer is and what competence means in practice.
- Establish scope boundaries and decision authority.
- Maintain evidence that decisions are impartial and consistent.
- Impartiality structures must be documented and actively monitored.
- Assessment processes must be consistent across programs and regions.
- Records must show clear evaluation and decision separation.
Evidence and records to prepare
- Approved governance or program policies tied to the scope.
- Decision logs that show evaluation and decision separation.
- Conflict of interest declarations for key roles.
- Records that show consistent application over time.
- Impartiality committee terms of reference and meeting minutes.
Common pitfalls to avoid
- Confusing accreditation (CAB competence) with certification (product or org conformity).
- Scope statements that are vague or inconsistent with capability.
- Uncontrolled templates or outdated procedures.
- Decisions made without traceable rationale.
- Treating 17011 as a policy document instead of an operational system.
Practical checklist
- Define scope boundaries and exclusions in plain language.
- Assign accountable roles and document competence.
- Standardize forms, records, and retention periods.
- Run an internal review before external assessment.
- Map 17011 clauses to internal processes and evidence owners.