IVDR Transitional Provisions: Timeline and Strategy Planning
Navigate the extended IVDR transition periods with this comprehensive timeline guide and strategic planning recommendations.

The IVDR transitional provisions have been extended multiple times, providing manufacturers additional time for compliance. Understanding the current timeline is essential for strategic planning.
Key Dates Overview
The IVDR entered into force on May 26, 2017, with the date of application originally set for May 26, 2022. Extended transitional periods now apply:
- Class D devices: Transition deadline extended through May 2027
- Class C devices: Transition deadline extended through May 2028
- Class B and A (sterile): Transition deadline extended through May 2028
Legacy Devices
Devices lawfully placed on the market under IVDD may continue to be made available until their transitional deadline, provided:
- They comply with IVDD requirements
- No significant changes in design or intended purpose
- Vigilance and PMS requirements of IVDR are met
- An application to a Notified Body was submitted before the transition deadline
Strategic Planning Recommendations
- Prioritize higher-risk (Class D, C) devices in your transition planning
- Engage with Notified Bodies early - capacity is limited
- Assess your device portfolio for classification changes
- Begin technical documentation updates well in advance
- Implement IVDR-compliant QMS changes systematically
Notified Body Capacity
A limited number of Notified Bodies have been designated under IVDR. Plan ahead and initiate contact early to secure audit slots.
Documentation Updates
Use the transition period to systematically update your technical documentation to meet IVDR requirements, even if your deadline is further away.
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