Workplace investigations serve as one of the most consequential activities that human resources professionals undertake, and the selection of an appropriate investigator stands as perhaps the single most critical decision in the entire process. When an allegation of misconduct, harassment, discrimination, or policy violation arises, the choice of who will investigate that complaint fundamentally shapes not only the procedural integrity of the inquiry but also its ultimate findings, the organization's legal exposure, and the ongoing trust that employees place in their employer's commitment to fairness. This lesson examines the considerations that Canadian employers must navigate when selecting an investigator, including the threshold question of whether to use internal or external resources, the identification and management of conflicts of interest, and the assessment of investigator competence across the various types of workplace matters that demand formal inquiry.
The legal framework governing workplace investigations in Canada emerges from multiple overlapping sources that create obligations for employers across all jurisdictions. The Canada Labour Code establishes requirements for federally regulated employers in sectors such as banking, telecommunications, interprovincial transportation, and federal Crown corporations, mandating specific investigation processes for harassment and violence complaints as of the date of authorship. Provincial employment standards legislation, occupational health and safety statutes, human rights codes, and workers compensation frameworks each impose distinct but interconnected duties on employers to investigate and respond to workplace concerns. In British Columbia, Alberta, Saskatchewan, Ontario, and Quebec, occupational health and safety legislation requires employers to investigate incidents, near-misses, and hazards, while human rights legislation across these provinces creates parallel obligations when complaints involve protected grounds such as race, gender, disability, or religion. Quebec's distinct civil law tradition, including the Charter of Human Rights and Freedoms and the Civil Code of Quebec, creates a unique framework that nonetheless arrives at similar destinations regarding employer obligations to investigate fairly and competently. The common thread across all Canadian jurisdictions is the fundamental principle that investigations must be prompt, thorough, impartial, and fair to all parties involved.