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Industry Insights 30 June 2025 10 min ISO Xpert TeamLast updated 30 June 2025

ISO 9001:2015

Quality Management System

Internal Audit Checklist

Organization:

Audit Date:

Lead Auditor:

Audit Ref No.:

Auditee(s):

Scope/Area:

Instructions for Use

This checklist covers all clauses of ISO 9001:2015 (Clauses 4–10). For each audit item, review the stated requirement, gather objective evidence as guided, assign a rating, and record findings in the notes column.

Use the rating codes below. Attach supporting evidence references (document numbers, interview notes) to each finding.

Rating Legend

✓ Conforming

OFI Opportunity

MNC Minor NC

MJC Major NC

N/A Not Applicable

☐ Not Yet Audited

Clause 4: Context of the Organization

Ref.

Audit Requirement

Guidance / Evidence to Seek

Rating

Auditor Notes / Findings

4.1

The organization has determined external and internal issues relevant to its purpose and strategic direction.

Review SWOT/PESTLE analysis, strategic plans, management meeting minutes.

4.1

External and internal issues are monitored and reviewed to reflect changes in context.

Check for regular review records (e.g., management review outputs).

4.2

Interested parties relevant to the QMS have been identified.

Review stakeholder register or equivalent document.

4.2

Requirements of relevant interested parties have been determined and are monitored.

Verify requirements list is documented and updated.

4.3

The scope of the QMS is defined, documented, and available.

Review scope statement; verify exclusions are justified.

4.3

Applicable requirements and processes are identified within the defined scope.

Confirm scope aligns with products/services offered.

4.4

Processes needed for the QMS are established, implemented, and maintained.

Review process maps or turtle diagrams for all key processes.

4.4

Process inputs, outputs, sequence, interactions, and responsibilities are defined.

Check process documentation for owners and KPIs.

4.4

Risks and opportunities for processes are determined and addressed.

Verify risk registers reference process-level risks.

Clause 5: Leadership

Ref.

Audit Requirement

Guidance / Evidence to Seek

Rating

Auditor Notes / Findings

5.1.1

Top management demonstrates leadership and commitment to the QMS.

Interview top management; review quality policy sign-off and meeting attendance.

5.1.1

Top management ensures quality policy and objectives are established and compatible with strategic direction.

Confirm policy is reviewed and signed by top management.

5.1.1

Top management promotes a customer focus culture throughout the organization.

Check communications, training records, and customer satisfaction initiatives.

5.1.2

Customer and statutory/regulatory requirements are determined and met.

Review contract review procedures and legal compliance logs.

5.1.2

Risks that can affect product/service conformity are determined and addressed.

Confirm risk assessments include customer-facing risks.

5.2.1

A quality policy is established, appropriate, and includes a commitment to continual improvement.

Review quality policy document for required elements.

5.2.2

The quality policy is available, communicated, and understood within the organization.

Verify display locations, intranet access, and staff awareness via interviews.

5.3

Roles, responsibilities, and authorities are assigned and communicated.

Review org charts, job descriptions, and responsibility matrices.

Clause 6: Planning

Ref.

Audit Requirement

Guidance / Evidence to Seek

Rating

Auditor Notes / Findings

6.1.1

Risks and opportunities that could affect QMS conformity are identified.

Review risk register; confirm methodology is documented.

6.1.2

Actions to address risks and opportunities are planned, implemented, and evaluated.

Check action plans for risk treatment; verify effectiveness reviews.

6.2.1

Quality objectives are established at relevant functions, levels, and processes.

Confirm objectives are SMART and aligned with the quality policy.

6.2.2

Plans to achieve quality objectives are defined (what, who, when, how).

Review objective tracking sheets or scorecards.

6.3

Changes to the QMS are planned and carried out in a controlled manner.

Check change management procedure and recent change records.

Clause 7: Support

Ref.

Audit Requirement

Guidance / Evidence to Seek

Rating

Auditor Notes / Findings

7.1.1

Resources needed for the QMS are determined and provided.

Review resource planning records and budget allocations.

7.1.2

Competent personnel are provided for effective QMS operation.

Verify staffing levels meet process requirements.

7.1.3

Infrastructure required for operation is determined and maintained.

Review maintenance schedules, equipment lists, and calibration records.

7.1.4

Work environment (human and physical factors) is managed.

Check workplace assessments, ergonomic studies, and environmental monitoring.

7.1.5.1

Monitoring and measuring resources are suitable, maintained, and fit for purpose.

Review calibration records; confirm traceability to national standards.

7.1.5.2

Measurement traceability is maintained; calibration status is known.

Confirm equipment labels, calibration certificates, and recall systems.

7.1.6

Organizational knowledge is determined, maintained, and made available.

Review knowledge management systems, lessons learned, technical libraries.

7.2

Personnel competence is determined, ensured, and documented.

Review competency matrices, training records, and qualifications.

7.3

Personnel are aware of the quality policy, objectives, and their contribution to the QMS.

Interview staff; review onboarding and awareness training records.

7.4

Internal and external communications relevant to the QMS are determined and managed.

Review communication plans and records (meetings, emails, notices).

7.5.1

Documented information required by the QMS and the standard is available.

Review document list against ISO 9001 requirements.

7.5.2

Documented information is adequately created and updated (format, review, approval).

Verify document control procedure; check approval signatures and version control.

7.5.3

Documented information is controlled (availability, protection, distribution, retention).

Check document control system; verify access controls and retention schedules.

Clause 8: Operation

Ref.

Audit Requirement

Guidance / Evidence to Seek

Rating

Auditor Notes / Findings

8.1

Operational processes are planned, implemented, and controlled.

Review operational procedures; confirm criteria and controls are in place.

8.2.1

Customer communication processes are established.

Review customer communication procedures and records.

8.2.2

Requirements for products and services are determined before acceptance.

Review tender/quotation processes and statutory requirement checklists.

8.2.3

Requirements are reviewed before commitment to supply.

Check contract review records; confirm differences are resolved.

8.2.4

Changes to requirements for products and services are communicated and documented.

Verify change order processes and updated records.

8.3.1

A process for design and development of products/services is established (if applicable).

Review design & development procedure; confirm applicability.

8.3.2

Design and development planning includes stages, reviews, verification, and validation.

Check project plans and design review records.

8.3.3

Design and development inputs are determined and documented.

Review input requirement records, functional requirements, safety standards.

8.3.4

Controls for design and development (reviews, verification, validation) are implemented.

Review design review meeting minutes and approval records.

8.3.5

Design and development outputs meet input requirements.

Check sign-off records, drawings, and specifications.

8.3.6

Design and development changes are identified, reviewed, and controlled.

Verify design change control records and approval logs.

8.4.1

Externally provided processes, products, and services conform to requirements.

Review supplier approval process and approved supplier list.

8.4.2

Controls applied to external providers are defined and communicated.

Review purchase orders, specifications, and supplier quality agreements.

8.4.3

Adequate information is communicated to external providers.

Check purchase orders for completeness of technical requirements.

8.5.1

Production/service provision is carried out under controlled conditions.

Review work instructions, process controls, and monitoring records.

8.5.2

Outputs are identified and traceability is maintained where required.

Check labeling, tagging, batch records, and traceability systems.

8.5.3

Property belonging to customers or external providers is identified, verified, and safeguarded.

Review records of customer-supplied materials or tooling.

8.5.4

Outputs are preserved to maintain conformity during internal processing and delivery.

Check packaging, storage, and handling procedures.

8.5.5

Post-delivery activities are addressed (warranty, maintenance, recycling).

Review post-delivery service records and warranty procedures.

8.5.6

Changes to production/service provision are reviewed and controlled.

Verify change control records and re-validation activities.

8.6

Release of products/services occurs only when planned arrangements are verified.

Check inspection records, test reports, and approval signatures.

8.7

Nonconforming outputs are identified and controlled to prevent unintended use.

Review NCR system; verify disposition records and customer notification.

Clause 9: Performance Evaluation

Ref.

Audit Requirement

Guidance / Evidence to Seek

Rating

Auditor Notes / Findings

9.1.1

Monitoring, measurement, analysis, and evaluation processes are determined.

Review QMS performance monitoring plan and KPI dashboard.

9.1.2

Customer satisfaction is monitored and actions are taken based on results.

Review customer survey results, complaints, and satisfaction trends.

9.1.3

Data and information from monitoring and measurement are analyzed and evaluated.

Check statistical reports, trend analysis, and management review inputs.

9.2.1

Internal audits are conducted at planned intervals.

Review audit schedule; confirm all areas/processes are covered annually.

9.2.2

Internal audit program is planned considering importance, changes, and previous results.

Check audit program; verify auditor competence and independence.

9.3.1

Management reviews are conducted at planned intervals.

Review management review meeting minutes and frequency.

9.3.2

Management review inputs include all required topics (audit results, performance data, etc.).

Cross-check minutes against clause 9.3.2 input list.

9.3.3

Management review outputs include decisions on improvement and resource needs.

Verify action items are assigned, tracked, and closed.

Clause 10: Improvement

Ref.

Audit Requirement

Guidance / Evidence to Seek

Rating

Auditor Notes / Findings

10.1

Opportunities for improvement are determined and implemented.

Review improvement register, suggestion systems, and innovation records.

10.2.1

Nonconformities are identified, reacted to, and corrective actions are taken.

Review NCR/CAR log; confirm root cause analysis methodology.

10.2.2

Corrective actions are appropriate to the effects of the nonconformities found.

Verify actions address root cause, not just symptoms.

10.2.2

Effectiveness of corrective actions is reviewed and documented.

Check follow-up reviews and closure criteria in CAR records.

10.3

Continual improvement of the QMS suitability, adequacy, and effectiveness is pursued.

Review trend data, benchmarking, and strategic improvement plans.

Audit Summary & Sign-off

Audit Summary

Total Items Audited

Conforming (✓)

Nonconformities

OFIs

Overall Audit Conclusion:

Lead Auditor Signature

Date

Management Rep. Signature

Date

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