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title: "ISO 13485, Definition | MedTech Terms"
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Standards [Quality System](/ecosystems/quality-system)

# ISO 13485

International standard for medical device quality management systems.

Reviewed by [Christian Espinosa, Founder, Blue Goat Cyber](/authors/christian-espinosa) Last reviewed May 5, 2026 

## Definition

ISO 13485:2016 specifies requirements for a quality management system where an organization needs to demonstrate its ability to provide medical devices and related services that consistently meet customer and applicable regulatory requirements. 

## What this means in practice

ISO 13485 is referenced or required by regulators worldwide, including the EU (under  [MDR](/terms/mdr-reporting)/ [IVDR](/terms/ivdr)) and Health Canada. FDA's  [Quality Management System Regulation](/terms/qmsr) (QMSR), effective February 2, 2026, explicitly incorporates ISO 13485:2016 by reference, replacing the previous 21 CFR Part 820  [Quality System Regulation](/terms/qsr). Certification is issued by accredited third-party registrars and is renewed on a three-year cycle with annual surveillance audits. 

## Examples

-   A Class II diagnostic manufacturer maintaining a single ISO 13485 QMS used to satisfy FDA QMSR, EU MDR, and Health Canada requirements.
-   A contract manufacturer holding ISO 13485 certification to support MDSAP audits across five participating regulators.

## Use cases

1 scenario 

1 

### Contract manufacturer onboarding a new medical device customer

Quality Manager 

A CMO holds an ISO 13485 certificate from a  [notified body](/terms/notified-body). A new EU  [MDR](/terms/mdr-reporting) customer audits the QMS, confirms  [design transfer](/terms/design-transfer), supplier control, and  [CAPA](/terms/capa) processes meet the standard, and adds the CMO to their approved supplier list. 

Outcome Onboarding takes 6 weeks instead of 6 months because the QMS is already evidence-based and audited. 

Common pitfalls

-   • Treating ISO 13485 certification as proof of regulatory approval. Certification confirms QMS conformity; individual products still require the appropriate marketing authorization (510(k), PMA, CE mark, etc.). 
-   • Copying an ISO 9001 QMS without adding medical-device-specific requirements (design controls, risk management, UDI, post-market surveillance, complaint handling). 
-   • Weak supplier controls. ISO 13485 expects documented supplier evaluation, monitoring, and re-evaluation proportional to component risk. 
-   • Under-scoping the QMS. Software design, cybersecurity, and contract-manufacturer activities all fall within scope when they affect the finished device. 

## Frequently asked questions

What is the difference between ISO 13485 and ISO 9001? 

ISO 9001 is a general quality management standard focused on continual improvement and customer satisfaction. ISO 13485 is medical-device-specific and emphasizes regulatory compliance, risk management,  [design controls](/terms/design-controls), and traceability. An ISO 13485 QMS is not a superset of ISO 9001; the two have diverged. 

Is ISO 13485 required by FDA? 

How long does ISO 13485 certification take? 

What is MDSAP and how does it relate to ISO 13485? 

## Cross-references

### Used by

Things that build on this term.

-   [
    
    Quality Management System Regulation(QMSR) 
    
    
    
    ](/terms/qmsr)

### Contains

Sub-elements or required artefacts of this term.

-   [
    
    Corrective and Preventive Action(CAPA) 
    
    
    
    ](/terms/capa)
-   [
    
    Document Control
    
    
    
    ](/terms/document-control)
-   [
    
    Training Records
    
    
    
    ](/terms/training-records)
-   [
    
    Supplier Controls
    
    
    
    ](/terms/supplier-controls)

### Overlaps with

Covers some of the same ground; not interchangeable.

-   [
    
    Quality System Regulation(QSR / 21 CFR 820) 
    
    
    
    ](/terms/qsr)

## Related terms

Grouped by theme 

### Editor's picks

· Hand-selected related concepts 

[

Standards

ISO 14971

International standard for the application of risk management to medical devices.





](/terms/iso-14971)[

Quality & Risk

Design Controls

Structured process governing the design of medical devices.





](/terms/design-controls)[

Quality & Risk

Quality Management System Regulation(QMSR) 

FDA's harmonized successor to the QSR, incorporating ISO 13485:2016 by reference.





](/terms/qmsr)[

Quality & Risk

Corrective and Preventive Action(CAPA) 

Systematic process to investigate and resolve quality issues and prevent recurrence.





](/terms/capa)

### QMS Foundations

· From this learning path 

[

Quality & Risk

Quality System Regulation(QSR / 21 CFR 820) 

FDA's current good manufacturing practice (cGMP) requirements for medical devices.





](/terms/qsr?from=qms-foundations)[

Quality & Risk

Complaint Handling

Process for receiving, evaluating, and responding to device complaints.





](/terms/complaint-handling?from=qms-foundations)[

Quality & Risk

Design History File(DHF) 

Compilation of records describing the design history of a finished device.





](/terms/design-history-file?from=qms-foundations)[

Quality & Risk

FDA Form 483

Notice of inspectional observations issued at the conclusion of an FDA inspection.





](/terms/form-483?from=qms-foundations)

### Standards Stack for Medical Devices

· From this learning path 

[

Standards

IEC 60601-1

General requirements for basic safety and essential performance of medical electrical equipment.





](/terms/iec-60601-1?from=standards-stack)[

Standards

IEC 60601-1-2

EMC requirements for medical electrical equipment.





](/terms/iec-60601-1-2?from=standards-stack)[

Standards

IEC 62304

Lifecycle requirements for medical device software.





](/terms/iec-62304?from=standards-stack)[

Standards

IEC 62366-1

Application of usability engineering to medical devices.





](/terms/iec-62366-1?from=standards-stack)

Cited by

Where this term appears across MedTech Terms.

Learning paths (2)

-   [QMS Foundations](/paths/qms-foundations)Lesson 3 of 10 
-   [Standards Stack for Medical Devices](/paths/standards-stack)Lesson 1 of 10 

Ecosystems (1)

-   [Quality System](/ecosystems/quality-system)

Comparisons (1)

-   [ISO 13485 vs 21 CFR 820 (QSR / QMSR)](/compare/iso-13485-vs-qsr)vs Quality System Regulation 

## Primary references

3 sources 

Link health:  2 verified  1 unchecked · last checked 2026-06-20 

ISO· 1 FDA· 2 

1.  [1 
    
    ISO 13485:2016
    
    Verified 
    
    ISO · iso.org 
    
    
    
    ](https://www.iso.org/standard/59752.html)
2.  [2 
    
    FDA Quality Management System Regulation (QMSR)
    
    Unchecked 
    
    FDA · fda.gov 
    
    
    
    ](https://www.fda.gov/medical-devices/quality-system-qs-regulationmedical-device-good-manufacturing-practices/quality-management-system-regulation-final-rule-amending-quality-system-regulation-part-820)
3.  [3 
    
    FDA Recognized Consensus Standards
    
    Verified 
    
    FDA · accessdata.fda.gov 
    
    
    
    ](https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfStandards/search.cfm)

Inline markers like \[1\]  jump to the matching reference above.

Sponsor note

### Implementing this standard on a device program?

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[Book a 30-minute discovery session](https://go.bluegoatcyber.com/meetings/blue-goat-cyber/discovery-session)

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On this term

Category

Standards

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Use cases

1

Updated

5/5/2026

[Compare with another term](/compare?a=iso-13485)

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Card Lesson Quiz

International standard for medical device quality management systems.

-   · ISO 13485 is referenced or required by regulators worldwide, including the EU (under MDR/IVDR) and Health Canada. 
-   · FDA's Quality Management System Regulation (QMSR), effective February 2, 2026, explicitly incorporates ISO 13485:2016 by reference, replacing the previous 21 CFR Part 820 Quality System Regulation. 
-   · Certification is issued by accredited third-party registrars and is renewed on a three-year cycle with annual surveillance audits. 

Remember this

Watch out: Treating ISO 13485 certification as proof of regulatory approval. Certification confirms QMS conformity; individual products still require the appropriate marketing authorization (510(k), PMA, CE mark, etc.).

Related terms

-   [Quality System Regulation(QSR / 21 CFR 820) ](/terms/qsr)
-   [Quality Management System Regulation(QMSR) ](/terms/qmsr)
-   [ISO 14971 ](/terms/iso-14971)
-   [Corrective and Preventive Action(CAPA) ](/terms/capa)
-   [Medical Device Single Audit Program(MDSAP) ](/terms/mdsap)
-   [Design Controls ](/terms/design-controls)

You may also need

Auto-suggested from Standards and shared keywords.

-   [Supplier Controls ](/terms/supplier-controls)
-   [ICH E6(R3) Good Clinical Practice(E6(R3)) ](/terms/ich-e6-r3)
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[All Standards terms](/terms?cat=Standards)

From the Blue Goat network

Related resources and services on this topic.

-   [
    
    MedTech Cybersecurity Standards 
    
    Authoritative reference for the standards and guidances behind medical device cybersecurity.
    
    ](https://medtechcyberstandards.com)
-   [
    
    MedTech Cybersecurity Crosswalk 
    
    International crosswalk of medical device cybersecurity requirements across regulators.
    
    ](https://mdccrosswalk.com)

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