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Core Topics 6 min read

Effectiveness Review of Risk Assessments: When & How?

How do you verify the effectiveness of your psychological risk assessment? Methods, timing, legal requirements and a practical checklist for effectiveness reviews.

Patrick Kutzer
Gründer & BGM-Experte

TL;DR – Key Takeaways

  • Effectiveness review is legally required under §3 ArbSchG – not an optional extra
  • Recommended timing: 6–12 months after measure implementation
  • Methods: repeat employee survey, KPI analysis, or workshop format
  • Results must be documented – if risks remain unchanged, new measures must be initiated
Wirksamkeitskontrolle Gefährdungsbeurteilung

What Is an Effectiveness Review?

The effectiveness review is the final – and simultaneously recurring – step of the psychological risk assessment process. It verifies whether the measures implemented actually achieved the desired effect, i.e., whether the identified psychosocial risks have been reduced.

Without an effectiveness review, the risk assessment process is legally incomplete. Measures are only as good as their demonstrated impact.

§3 para. 1 ArbSchG requires employers to verify the effectiveness of protective measures. §6 ArbSchG additionally requires documentation of the review result. During workplace inspections, authorities explicitly ask for evidence of effectiveness reviews – their absence renders the risk assessment incomplete.

When to Conduct the Review

Recommended timeframes: 6–12 months after full implementation of measures; 3–6 months for serious risks or quickly implemented measures; immediately following structural changes such as reorganization or remote work introduction.

Review Methods

Repeat survey (recommended): the most reliable approach – repeat the standardized questionnaire from the initial assessment to directly measure changes.

KPI analysis: monitor absenteeism rates, turnover, and grievance reports as proxy indicators.

Focus groups: qualitative dialogue with affected employees, particularly useful for smaller teams.

Documentation Requirements

Document: date and method of the review, comparison with initial values, assessment of measure effectiveness (effective / partially effective / not effective), any new measures required with deadlines and responsible persons, and the signature of the responsible manager.

If Measures Are Ineffective

If the review shows no improvement, a new cycle begins: root cause analysis, development of alternative measures (potentially with external support), implementation, and a new effectiveness review. All steps must be documented.

Frequently Asked Questions

Is the effectiveness review legally required?

Yes. §3 para. 1 ArbSchG requires employers to verify the effectiveness of protective measures. §6 ArbSchG requires documentation of the result. A risk assessment without an effectiveness review is considered incomplete by regulatory authorities.

When should the effectiveness review take place?

There is no legally specified deadline. Experts recommend 6–12 months after measure implementation. For serious risks or rapidly implemented measures, an earlier review (3–6 months) may be appropriate.

What is the best method for effectiveness review?

The most reliable method is a repeat standardized survey using the same questions as the initial assessment. This allows statistical measurement of change. KPI analysis and focus groups can supplement the survey.

What happens if measures prove ineffective?

If the review shows that risks remain unchanged, new measures must be developed and implemented. The risk assessment process restarts for the affected areas. This must also be documented.

Glossary Terms in This Article