Workplace Investigation Playbook
A comprehensive guide to structuring and conducting workplace investigations across 15 critical misconduct categories.
Organizations face a wide range of workplace misconduct issues — from fraud and harassment to data privacy violations and bribery. Each type of misconduct requires a structured, defensible investigation process to protect employees, ensure compliance, and maintain organizational integrity.
This playbook provides step-by-step investigation frameworks for 15 common misconduct categories. Each chapter covers issue definition, red flags, reporting intake, triage, investigation steps, evidence collection, whistleblower protection, corrective actions, documentation requirements, and case closure procedures.
Whether you are an HR professional, compliance officer, or organizational leader, these guides offer practical, internationally-recognized guidance you can adapt to your organization's policies and regulatory environment.
Chapters
Discrimination & Unfair Treatment
Investigate allegations of biased treatment based on gender, race, nationality, religion, disability, age, or other protected characteristics.
Chapter 2Ethical Misconduct & Code of Conduct Violations
Address unethical decision-making, abuse of authority, and behavior that conflicts with organizational values.
Chapter 3Falsification of Records or Documents
Detect and investigate intentional alteration, fabrication, or misrepresentation of organizational records and reports.
Chapter 4Fraud & Financial Misconduct
Investigate financial record manipulation, expense fraud, embezzlement, and unauthorized financial transactions.
Chapter 5Insider Information Misuse
Respond to unauthorized access, sharing, or exploitation of confidential organizational information.
Chapter 6Procurement Fraud & Vendor Misconduct
Investigate kickbacks, inflated invoices, collusion with suppliers, and procurement process manipulation.
Chapter 7Retaliation Against Whistleblowers
Protect reporters from adverse actions and investigate allegations of retaliation following misconduct reports.
Chapter 8Workplace Conflicts & Inappropriate Conduct
Address interpersonal disputes, disrespectful behavior, and conduct violations that undermine team performance.
Chapter 9Workplace Harassment & Bullying
Investigate persistent intimidation, verbal abuse, exclusion, and hostile work environment allegations.
Chapter 10Workplace Violence & Threatening Behavior
Respond to physical threats, aggressive behavior, and acts of violence that endanger employee safety.
Chapter 11Absenteeism & Leave Abuse
Evaluate reports of misuse of sick leave, unexplained absences, and falsified leave documentation.
Chapter 12Abuse or Misuse of Company Assets
Investigate unauthorized use of equipment, funds, intellectual property, and digital systems.
Chapter 13Bribery & Corruption
Investigate improper payments, kickbacks, facilitation payments, and corrupt business practices.
Chapter 14Conflict of Interest
Assess undisclosed relationships, outside employment, and personal interests that interfere with professional duties.
Chapter 15Data Privacy & Confidential Information Violations
Investigate unauthorized access, disclosure, or misuse of sensitive organizational and personal data.
How VoiCase Supports Investigations
VoiCase provides organizations with secure, anonymous reporting channels, centralized case management, structured investigation workflows, role-based access controls, and comprehensive documentation management — helping teams handle every type of workplace misconduct consistently and transparently.
Download the Full Playbook
Get all 15 investigation chapters in a single PDF — ready to share with your compliance, HR, and legal teams.