This unit describes the skills required to conduct investigations into a range of workplace contexts specifically relating to work health and safety (WHS), workers compensation, injury management and/or workplace relations legislation. It includes conducting an initial assessment of the situation, examining the available evidence, identifying potential witnesses, recording initial statements, assessing investigation material and information gathered, conducting formal interviews, and completing an investigation report.This unit applies to those working as investigators conducting workplace investigations into possible breaches of a range of workplace legislation, which may arise as a result of complaints, incidents or targeted campaigns.The skills and knowledge described in this unit must be applied within the legislative, regulatory and policy environment in which they are carried out. Organisational policies and procedures must be consulted and adhered to.Those undertaking this unit would work independently performing complex tasks in a range of familiar contexts.No licensing, legislative or certification requirements apply to unit at the time of publication.