October 05, 2026

The development and commercialization of In Vitro Diagnostic (IVD) devices requires careful coordination between scientific evidence, risk classification, clinical performance, quality systems, technical documentation, and regulatory requirements.

For IVD manufacturers, diagnostic laboratories, biotechnology companies, instrument manufacturers, and emerging diagnostics developers, understanding the applicable regulatory pathway early in product development can help reduce submission delays and avoid costly compliance gaps.

Maven Regulatory Solutions provides IVD regulatory affairs consulting across the product lifecycle, supporting companies with regulatory strategy, classification, clinical and analytical evidence, technical documentation, registration, submission management, labeling, post-market compliance, and regulatory intelligence.

Our regulatory support covers major diagnostic markets, including the United States, European Union, and United Kingdom.

What Is IVD Regulatory Affairs?

IVD regulatory affairs involve managing the regulatory requirements applicable to diagnostic products used to examine specimens obtained from the human body for purposes such as diagnosis, screening, monitoring, prediction, prognosis, or treatment-related decision-making.

IVDs can include:

  • Molecular diagnostic assays
  • PCR and RT-PCR tests
  • Immunoassays
  • Infectious disease diagnostics
  • Genetic and genomic tests
  • Oncology diagnostics
  • Clinical chemistry systems
  • Hematology diagnostics
  • Microbiology tests
  • Point-of-care tests
  • Blood screening assays
  • Reagents and test kits
  • Diagnostic instruments
  • Software associated with IVDs
  • Specimen collection devices

The regulatory pathway depends on the product's intended purpose, technology, risk classification, claims, target population, and market.

Why IVD Regulatory Strategy Matters

Regulatory planning should begin well before commercialization.

A robust IVD regulatory strategy can help companies determine:

Product classification → Regulatory pathway → Evidence requirements → Clinical strategy → Technical documentation → Submission → Approval/registration → Market launch → post-market compliance

Without an appropriate regulatory roadmap, companies may encounter:

  • Incorrect device classification
  • Insufficient analytical validation
  • Inadequate clinical evidence
  • Incomplete technical documentation
  • Incorrect labeling
  • Delayed submissions
  • Additional regulatory questions
  • Registration delays
  • Post-market compliance gaps

Maven helps companies establish a regulatory pathway aligned with their product technology and intended use.

IVD Regulatory Pathway — United States

In the United States, IVDs are regulated as medical devices by the U.S. Food and Drug Administration (FDA).

The appropriate pathway depends on device classification, predicate availability, risk, intended use, technological characteristics, and applicable FDA requirements.

Key US IVD pathways include:

1. 510(k)
Used for devices where substantial equivalence to a legally marketed predicate can be demonstrated.

2. De Novo Classification
May be appropriate for certain novel devices for which there is no suitable predicate, but which are considered to have a reasonable assurance of safety and effectiveness.

3. PMA
Generally applicable to higher-risk devices requiring extensive evidence demonstrating reasonable assurance of safety and effectiveness.

4. EUA
Emergency Use Authorization may become relevant for qualifying products during declared emergencies when applicable statutory and regulatory conditions are met.

US IVD Regulatory Services

Maven can support:

  • FDA regulatory strategy
  • Product classification
  • Predicate assessment
  • 510(k) strategy
  • De Novo pathway assessment
  • PMA strategy
  • Pre-submission planning
  • Q-Submission support
  • Clinical evidence strategy
  • Analytical performance planning
  • Clinical performance evaluation
  • Technical documentation
  • FDA submission preparation
  • Labeling review
  • FDA deficiency response
  • Registration and listing support
  • Post-market regulatory support

IVD Regulatory Pathway — European Union

The European Union IVD regulatory framework is primarily governed by Regulation (EU) 2017/746 — IVDR.

Unlike the previous IVDD framework, IVDR introduced a substantially different risk-based classification and conformity assessment system.

IVDs may be classified into:

  • Class A
  • Class B
  • Class C
  • Class D

The classification depends on the intended purpose and applicable classification rules.

For many IVDs, conformity assessment involves interaction with a Notified Body, particularly for devices above Class A non-sterile/non-measuring categories.

EU IVD Regulatory Services

Maven supports manufacturers with:

  • IVDR regulatory strategy
  • Product classification
  • Intended-purpose review
  • IVDR gap assessment
  • Technical documentation
  • Performance evaluation strategy
  • Analytical performance documentation
  • Clinical performance evidence
  • Performance evaluation plans and reports
  • Post-market surveillance strategy
  • PMS and PMPF support
  • Risk management documentation
  • Labeling review
  • CE marking strategy
  • Notified Body interaction
  • Conformity assessment support
  • EU Authorized Representative coordination
  • EUDAMED-related regulatory support
  • Regulatory transition planning

IVD Regulatory Pathway — United Kingdom

Following Brexit, the UK has developed a separate regulatory framework for medical devices and IVDs.

IVDs placed on the Great Britain market are subject to applicable UK medical device requirements and MHRA registration requirements, while Northern Ireland has specific arrangements under the applicable EU framework.

Companies entering the UK market therefore need to establish the correct regulatory route based on:

Product → Intended market → Classification → Conformity assessment → UK Responsible Person → Registration → Labeling

UK IVD Regulatory Services

Maven can assist with:

  • UK regulatory strategy
  • Product classification
  • MHRA registration
  • UK Responsible Person requirements
  • UKCA/UK market strategy
  • Conformity assessment planning
  • Technical documentation
  • Performance evidence
  • Clinical evaluation support
  • Labeling assessment
  • Post-market surveillance
  • Vigilance requirements
  • Regulatory transition planning
  • MHRA communications

IVD Clinical and Performance Evidence

Regulatory approval or market access cannot be separated from appropriate evidence generation.

Depending on the product, manufacturers may need to establish:

1. Analytical Performance

Including, where applicable:

  • Accuracy
  • Precision
  • Repeatability
  • Reproducibility
  • Analytical sensitivity
  • Analytical specificity
  • Limit of detection
  • Interference
  • Cross-reactivity
  • Stability
  • Cut-off determination

2. Clinical Performance

Clinical evidence may need to demonstrate that the device performs appropriately for its intended purpose and target population.

Maven supports development of evidence strategies that connect:

Intended purpose → Claims → Risk classification → Analytical evidence → Clinical evidence → Regulatory submission

IVD Technical Documentation

Strong technical documentation is fundamental to regulatory compliance.

Depending on the jurisdiction and device, documentation may include:

  • Device description
  • Intended purpose
  • Classification rationale
  • Risk management
  • Design information
  • Manufacturing information
  • Analytical performance
  • Clinical performance
  • Performance evaluation
  • Software documentation
  • Labeling
  • Instructions for use
  • Usability information
  • PMS documentation
  • Vigilance procedures
  • Quality management documentation

Maven provides documentation review and regulatory gap assessment to identify missing or inconsistent information before submission.

IVD Regulatory Services Across the Product Lifecycle

Our support can extend from early development through post-market activities.

1. Product Classification

Assessment of intended purpose, technology, risk and regulatory classification.

2. Regulatory Strategy

Development of country-specific regulatory pathways.

3. Clinical Trial & Evidence Strategy

Planning regulatory evidence requirements before clinical or performance studies begin.

4. Technical Documentation

Development and review of regulatory files.

5. Submission Management

Preparation and coordination of regulatory submissions.

6. Labeling & Claims

Review of intended-use statements, claims, IFUs, labels and promotional materials.

7. Registration & Market Entry

Support for applicable registration, notification and market-access requirements.

8. Post-Market Compliance

PMS, vigilance, regulatory reporting, change assessment and lifecycle management.

FAQs

1. What is an IVD?

An IVD is a medical device intended to examine specimens derived from the human body to provide information relevant to diagnosis, screening, monitoring, prediction, prognosis or treatment decisions.

2. Are IVD regulations the same in the US, UK and EU?

No. Each jurisdiction has its own regulatory framework, classification rules, conformity assessment processes and registration requirements.

3. What is IVDR?

IVDR refers to Regulation (EU) 2017/746, the European Union's regulatory framework for in vitro diagnostic medical devices.

4. Does every US IVD require a 510(k)?

No. Depending on the product, classification and regulatory circumstances, an IVD may follow a 510(k), De Novo, PMA or another applicable pathway.

5. Does every EU IVD require a Notified Body?

Not necessarily. The requirement depends on device classification and the applicable conformity assessment procedure.

6. Can Maven support global IVD registration?

Yes. Maven Regulatory Solutions can provide regulatory strategy and documentation support across the US, EU, UK and other international markets.

How Maven Regulatory Solutions Can Help

Maven Regulatory Solutions provides regulatory affairs consulting for IVD manufacturers and diagnostic developers throughout the product lifecycle.

Our services include:

  • IVD Regulatory Strategy
  • FDA Regulatory Consulting
  • 510(k) Support
  • De Novo Regulatory Support
  • PMA Strategy
  • EU IVDR Consulting
  • UK MHRA Regulatory Support
  • IVD Classification
  • Clinical & Analytical Evidence Strategy
  • Technical Documentation
  • Performance Evaluation Support
  • CE/UK Market Access Support
  • Labeling & Claims Review
  • Registration & Notification
  • Post-Market Surveillance
  • Regulatory Intelligence
  • Inspection & Audit Readiness
  • Lifecycle Management

Maven Regulatory Solutions — Science. Compliance. Impact.