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Vol.1 — November 15, 2026
MSC Portal ›Regulatory Watch› All Entries (31)
Standards, Guidance & Notices
Showing 11–20 of 31
MHLW
Notice
MHLW-PFSB-MDED-0306-No.4
Notice MHLW-PFSB-MDED-0306-No.4 on Establishment of Witness Inspection Implementation Standards for Registered Conformity Assessment Bodies and Partial Revision of On-site Inspection Standards (March 6, 2026)
NEW SaMD Classification & Approval
Notice (MHLW-PFSB-MDED-0306-No.4, 6 March 2026) establishing implementation standards for a new witness inspection scheme for Registered Conformity Assessment Bodies (RCABs) and partially revising the existing on-site inspection standards. The witness inspection scheme, introduced under the 2025 amendment to the PMD Act (Act No. 37 of 2025), aims to maintain and standardize the assessment capabilities of RCABs. Under it, MHLW and PMDA staff observe an RCAB conformity assessment roughly once a year, with at least two officials attending and with the consent of the assessed facility, carried out in a manner intended not to affect the assessment itself. The revised on-site inspection standards separate out the witness inspection procedure and newly require RCABs to make efforts so that the assessed facility understands and agrees to accept a witness inspection. The notice takes effect on 1 May 2026.
Published: 2026-03-06
IMDRF
IMDRF/SaMD WG/N81 FINAL:2025
Characterization Considerations for Medical Device Software and Software-Specific Risk
PUBLISHED SaMD Classification & Approval
Final document of the IMDRF SaMD Working Group that supplements the N12 SaMD risk categorization framework and broadens its scope to all medical device software, including software that is part of a hardware medical device. It identifies key elements of an intended use/intended purpose statement and organizes characterization features and attributes into four groupings: medical problem and/or objective, context of use, function and/or use (e.g., output type, input source, degree of autonomy, explainability), and change management. For risk characterization, it focuses on information-related (performance-related) hazards, considers both direct and indirect harms including reduction of effectiveness, and notes that it can be helpful to set the probability of software failure to 1 when estimating software-specific risk. Appendices provide guiding questions and worked examples. The document is not regulation or guidance, does not provide guidance on device classification, and does not replace N12 or risk management standards such as ISO 14971.
Published: 2025-01-29
EU
MDCG
MDCG 2024-11
Guidance on qualification of in vitro diagnostic medical devices
PUBLISHED SaMD Classification & Approval
Guidance (MDCG 2024-11, published October 2024) on how to determine whether a product qualifies as an in vitro diagnostic medical device (IVD) or IVD accessory under the IVDR (Regulation (EU) 2017/746). It sets out the general principle that qualification depends on the intended purpose given by the manufacturer, as indicated on labelling or in promotional material, and applies the definitions in Article 2(2) and 2(4) of the IVDR. The guidance provides a non-exhaustive set of examples to help distinguish IVDs from borderline cases, including devices falling under the MDR, non-medical products such as ancestry or lifestyle tests, and tests used to monitor the manufacturing of other products such as pharmaceuticals, and recommends using it alongside the Manual on borderline and classification.
Published: 2024-10-01
EU
MDCG
MDCG 2022-5 rev.1
Guidance on borderline between medical devices and medicinal products under Regulation (EU) 2017/745 on medical devices
PUBLISHED SaMD Classification & Approval
Revision 1 of MDCG 2022-5 (published 29 October 2024), guidance on the borderline between medical devices and medicinal products under the MDR (Regulation (EU) 2017/745). It covers the core concepts for making this distinction, including the definitions of pharmacological, immunological and metabolic means of action, the treatment of plant-based or herbal substances (to which the same principles as conventional medicinal substances apply), substance-based medical devices (where Rules 3 and 21 are relevant), and combination products of medical devices and medicinal products, illustrated with a flowchart of regulatory outcomes for different scenarios. It confirms that a product containing a medicinal substance can still qualify as a medical device where that substance plays an ancillary role and the principal intended effect is not achieved by pharmacological, immunological or metabolic means. Revision 1 adds new text on products intended solely for cleaning, disinfection or sterilization, clarifying that single-purpose products of this kind are medical devices, while multi-purpose disinfectants fall under the Biocidal Products Regulation (EU) No 528/2012.
Published: 2024-10-01
JFMDA
Notice
jfmda_20240924_7f46b062
SaMD Rebalance Notification (Staged Approval) Case Study Collection (Disease Diagnosis SaMD)
PUBLISHED SaMD Classification & Approval
Case study collection (published 24 September 2024) prepared by the Japan Federation of Medical Devices Associations (JFMDA, Task Force on the Two-Stage Approval System, Program Medical Device Regulatory Response SWG), building on discussions with the Japan Digital Health Alliance (JaDHA), to promote understanding and appropriate use of the SaMD Rebalance Notification (the notice of 16 November 2023 on the handling of two-stage approval reflecting the characteristics of program medical devices). It covers disease-diagnosis SaMD, the companion volume to a treatment-use version published by JaDHA. The two-stage approval scheme mainly targets SaMD, such as programs that calculate physiological parameters from non-invasive measurements or imaging, that provide reference information whose clinical significance is not yet established; it excludes products where an incorrect result could seriously affect human life or health. The collection presents both applicable and non-applicable examples, intended as a reference for SaMD developers, including venture and IT companies, when planning development strategy and for discussions with regulatory authorities.
Published: 2024-09-24
IMDRF
IMDRF/GRRP WG/N47 FINAL:2024 (Edition 2)
Essential Principles of Safety and Performance of Medical Devices and IVD Medical Devices
PUBLISHED SaMD Classification & Approval
Edition 2 of the IMDRF guidance providing harmonized Essential Principles of Safety and Performance: the fundamental design and manufacturing requirements a manufacturer is expected to meet so that a medical device or IVD medical device is safe and performs as intended throughout its life cycle. Section 5 sets out principles that apply to all medical devices including IVD medical devices, Section 6 those for medical devices other than IVD medical devices, and Section 7 those that apply only to IVD medical devices. Design and manufacturing activities should be under the control of the manufacturer's quality management system, and conformity with the applicable principles is demonstrated and assessed according to procedures designated by the regulatory authority. The document uses "should" to indicate recommendations and reserves "must" for unavoidable situations, including those mandated by regulation. For the content of labeling, it refers to IMDRF/GRRP WG/N52.
Published: 2024-04-26
MHLW
Notice
Admin-Notice-2023-12-22-IDATEN-KISAIJIREI
Examples of Application Forms and Supporting Documents for Change Control Plan Confirmation Applications for Software as a Medical Device
PUBLISHED SaMD Classification & Approval
Practical worked examples of application forms and supporting documentation for IDATEN change control plan confirmation applications specific to SaMD. Illustrates how to describe proposed changes, set acceptance criteria, and prepare draft revised approval documents. Issued concurrently with the consolidated Q&A revision.
Published: 2023-12-22
MHLW
Notice
Admin-Notice-2023-12-22-IDATEN-QA
Q&A on Change Control Plan Confirmation Applications for Medical Devices, AI-Enabled Medical Devices, and Software as a Medical Device (Consolidated Revision)
PUBLISHED SaMD Classification & Approval
Consolidated revision of Q&A guidance on the IDATEN change control plan confirmation system, integrating three previously separate documents. Adds provisions specific to AI/ML-enabled medical devices and SaMD, requiring submission of procedures for developing and implementing the change control plan and materials for appropriate AI technology management. Reflects startup company needs and accumulated regulatory experience since the system's 2020 launch.
Published: 2023-12-22
MHLW
Notice
Admin-Notice-2023-05-29
Publication of Guidance on Appropriate and Expedited Approval and Development of Software as Medical Devices (SaMD)
PUBLISHED SaMD Classification & Approval
Practical guidance on expedited regulatory approval for SaMD including two-stage approval processes. Clarifies early marketing approval application handling across different development stages while maintaining consistent pre- and post-market safety/effectiveness assurance. Developed through public-private-academic collaboration as part of DASH for SaMD strategy, applicable to AI/ML-enabled SaMD.
Published: 2023-05-29
MHLW
Notice
MHLW-PSEHB-MDED-0331-No.1
Partial Amendment of Guideline on Software as a Medical Device Classification
PUBLISHED SaMD Classification & Approval
Revision of 2021 SaMD classification guideline (2023 version). Clarifies and refines classification criteria based on accumulated consultation cases. Adds judgment criteria for AI/ML-enabled software, cloud-based programs, and wellness applications. Maintains alignment with IMDRF N10 and N12. Updates judgment flow based on intended use and risk.
Published: 2023-03-31
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