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# Notified Body Scrutiny (IVDR Class D)

Additional expert-panel review of a notified body's assessment for certain novel or high-risk Class D devices before certification.

Reviewed by [Christian Espinosa, Founder, Blue Goat Cyber](/authors/christian-espinosa) Last reviewed July 25, 2026 

## Definition

Article 48(6) requires the  [notified body](/terms/notified-body) assessing a Class D device to notify a designated expert panel of its Performance Evaluation Assessment Report (PEAR) where no CS exist for the device, the device is the first of its kind, or the CS have been recently revised. The expert panel may deliver a scientific view within 60 days that the notified body must duly consider. 

What the regulation says

Article 48(6) and Article 106 detail the composition and functioning of the expert panels and the procedure by which their scientific views feed back into the  [notified body](/terms/notified-body)'s decision. 

## What this means in practice

Scrutiny is a checkpoint intended to raise consistency across notified bodies for the highest-risk IVDs (HIV, HCV, blood grouping, novel pathogen assays). It borrows the mechanism of  [MDR](/terms/mdr-reporting) Article 54 CECP scrutiny for implantable Class III devices. 

## Related terms

Grouped by theme 

### Editor's picks

· Hand-selected related concepts 

[

Regulatory

EU In Vitro Diagnostic Regulation(IVDR) 

Regulation (EU) 2017/746 governing in vitro diagnostic medical devices in the EU.





](/terms/ivdr)[

Regulatory

IVDR Risk Classes A–D

EU IVDR's risk-based classification: Class A (lowest) to Class D (highest).





](/terms/ivdr-classes)[

Regulatory

Notified Body(NB) 

EU-designated organization that assesses conformity of medical devices under MDR and IVDR.





](/terms/notified-body)

### More in Regulatory

· Same category 

[

Regulatory

510(k) Premarket Notification(510(k)) 

FDA submission demonstrating a device is substantially equivalent to a legally marketed predicate.





](/terms/510k)[

Regulatory

510(k) Summary vs 510(k) Statement

Two alternative disclosure mechanisms in a 510(k) submission, a Summary is public on FDA's website; a Statement promises to share Safety & Effectiveness info on request.





](/terms/510k-summary-vs-statement)[

Regulatory

513(g) Request for Information(513(g)) 

Formal mechanism to ask FDA whether a product is a device and, if so, its likely classification.





](/terms/513g)[

Regulatory

Abbreviated 510(k)

510(k) variant that relies on FDA guidance, special controls, or recognized consensus standards.





](/terms/abbreviated-510k)

Cited by

Where this term appears across MedTech Terms.

Ecosystems (3)

-   [Regulated Pathways](/ecosystems/regulated-pathways)
-   [Quality System](/ecosystems/quality-system)
-   [Global Markets](/ecosystems/global-markets)

## Primary references

3 sources 

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

EUR-Lex· 1 MDCG· 1 RAPS· 1 

1.  [1 
    
    Regulation (EU) 2017/746, Article 48(6) and Article 106
    
    Verified 
    
    EUR-Lex eur-lex.europa.eu 
    
    
    
    ](https://eur-lex.europa.eu/eli/reg/2017/746/oj)
2.  [2 
    
    MDCG 2019-3 Interpretation of Article 54(2)(b) MDR (analogous)
    
    Unchecked 
    
    MDCG health.ec.europa.eu 
    
    
    
    ](https://health.ec.europa.eu/latest-updates_en)
3.  [3 
    
    RAPS Regulatory Focus
    
    Verified 
    
    RAPS raps.org 
    
    
    
    ](https://www.raps.org/news-and-articles/news-articles)

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

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On this term

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[Compare with another term](/compare?a=ivdr-notified-body-scrutiny)

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Card Lesson Quiz

Additional expert-panel review of a notified body's assessment for certain novel or high-risk Class D devices before certification.

-   · Scrutiny is a checkpoint intended to raise consistency across notified bodies for the highest-risk IVDs (HIV, HCV, blood grouping, novel pathogen assays). 
-   · It borrows the mechanism of MDR Article 54 CECP scrutiny for implantable Class III devices. 
-   · The expert panel may deliver a scientific view within 60 days that the notified body must duly consider. 

Remember this

Article 48(6) and Article 106 detail the composition and functioning of the expert panels and the procedure by which their scientific views feed back into the notified body's decision.

Related terms

-   [EU In Vitro Diagnostic Regulation(IVDR) ](/terms/ivdr)
-   [IVDR Risk Classes A–D ](/terms/ivdr-classes)
-   [Notified Body(NB) ](/terms/notified-body)

You may also need

Auto-suggested from Regulatory and shared keywords.

-   [Class D Batch Verification (IVDR) ](/terms/ivdr-class-d-batch-verification)
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-   [Summary of Safety and Performance (IVDR)(SSP) ](/terms/ivdr-summary-safety-performance)
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