Investigation plan template

£ 9

Supporting information

Documentation sequence

Our Investigation Plan Template provides a clear structure for conducting fair, thorough, and compliant workplace investigations, ensuring consistency and efficiency.

5 minute read • 9 February 2025
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Investigation plan

This document sets out the framework for conducting a fair, thorough, and impartial investigation.

The investigation will be carried out in line with relevant policies and procedures, ensuring that all parties involved are treated with respect and confidentiality.

The investigator will gather facts, review evidence, and conduct interviews to establish findings that will inform any next steps.

Investigator: [Name of Investigator] [Job Title/Role]

Terms of reference:

  • Scope of the investigation (what will and will not be considered)
  • Key objectives (e.g., to establish facts, determine policy breaches, etc.)
  • Any limitations or exclusions
 

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What is this for?

The Investigation Plan Template provides a structured framework for conducting workplace investigations in line with the ACAS guide to workplace investigations.

It outlines key steps, including defining the scope, identifying witnesses, gathering evidence, and setting timelines.

This template ensures a fair, thorough, and legally compliant investigation process, supporting informed decision-making and procedural transparency.

Extended guidance

investigation plan template

Documentation sequence

Previous
Letters
Grievance investigation confirmation letter template

Our Grievance Investigation Confirmation Letter ensures a transparent process, confirming receipt and initiation of grievance investigation promptly.

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Investigation plan template
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Investigation meeting invitation (to subject of allegation) letter template

If an employee is suspected of misconduct, the employer must carry out a fair and proper investigation into the allegations and determine the facts of the case through gathering evidence.

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