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Europe’s next whistleblowing challenge

All EU Member States have now transposed the main provisions of the EU Whistleblower Protection Directive into national law, but the Europea Commission has identified shortcomings in some national legislation, including provisions on protection against retaliation. The Commission is also evaluating how the Directive functions in practice. 

For compliance professionals managing whistleblowing programs across Europe, the challenge goes beyond meeting different national requirements. They also need to ensure employees know how to use reporting channels, feel safe raising concerns and trust that their reports will be handled appropriately. 

By analyzing reporting rates, investigation timelines and case outcomes together, compliance teams can examine employee reporting behavior, assess how concerns are handled and identify areas requiring attention.

Why reporting volumes don’t tell the whole story

The volume of reports received is often one of the first metrics compliance teams examine. But what does a high or low reporting rate actually tell you? 

A low reporting rate might reflect fewer incidents, but it could also indicate that employees are unaware of available channels or reluctant to speak up. Similarly, a high reporting rate may signal greater trust in the system rather than more widespread misconduct. 

The same caution applies to investigation timelines. Closing cases quickly may indicate an efficient process, but speed alone says little about the quality of an investigation. Meeting investigation closure targets does not necessarily demonstrate that cases have been examined thoroughly or resolved appropriately. 

No single metric provides a reliable measure of program effectiveness. Reporting rates, substantiation rates, investigation timelines and outcomes need to be interpreted in context, taking account of the nature of the cases and changes within the organization. 

Turn whistleblowing data into actionable compliance insights 

Looking at whistleblowing metrics can help compliance teams understand what lies behind changes in reporting behavior and investigation performance. 

For example, declining reporting activity combined with longer delays between incidents and reports could suggest growing reluctance to speak up. Before drawing conclusions, compliance teams should examine whether these trends affect particular locations, departments or reporting channels, and consider employee feedback or recent organizational changes. 

The same approach applies to case management. If investigation timelines are increasing, analyzing cases by category and workflow stage can help pinpoint where delays occur. Comparing outcomes across similar cases may also reveal inconsistencies that warrant closer examination. 

By connecting these indicators, compliance teams can move beyond tracking performance to investigating potential weaknesses and identifying where further attention is needed.

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Use whistleblowing benchmarks to ask better questions

How does your whistleblowing program compare with others in Europe? 

The NAVEX 2026 Regional Whistleblowing & Incident Management Benchmark Report analyzes 2.37 million reports received in 2025 from 4,052 organizations using NAVEX systems, revealing significant differences in reporting behavior and case management across regions. 

For organizations headquartered in Europe, three findings are particularly relevant: 

  • Reporting visibility: Organizations tracking reports from all sources recorded a median of 0.95 Reports per 100 Employees, compared with 0.50 for those tracking only web and hotline submissions. This finding may be cause to ask if concerns raised directly with managers or HR are being recorded consistently? 
  • Anonymous reporting: The median anonymous reporting rate was 62% among European organizations, compared with 52% in North America. Though anonymity alone is not a measure of employee trust, it may shed light on reporting preferences and whether employees trust that their confidentiality will be protected.  
  • Investigation timelines: European organizations recorded a median Case Closure Time of 51 days, compared with 26 days in North America. Are differences in case complexity, resources or investigation procedures affecting how quickly concerns are resolved?

These figures are based on organizations’ headquarters regions, rather than where individual reports originated. They represent medians within the NAVEX dataset, not performance targets or averages for all European employers. 

The value of benchmarking lies in understanding what may explain differences, rather than simply measuring performance against a regional median. For multinational organizations, that means looking beyond group-wide results to consider how reporting practices, organizational structures and local circumstances vary across their operations.