该小组履行以下部分或全部职责：

警方调查员

• 采访与犯罪事件有关的人，包括受害者、证人和嫌疑人
• 与其他执法机构交换信息并协调活动
• 准备调查报告并在法庭上就刑事调查作证
• 从犯罪现场搜索和收集物证，例如指纹，并参加尸检
• 使用调查技术进行监视
• 获得搜查令，进行搜查并逮捕嫌疑人
• 可以对在线网络和计算机系统进行调查，以检测网络犯罪或恢复数据。
• 可以监督和协调警务人员的工作。

验尸官和法医

• 进行死亡调查以确定死者的身份、死亡日期和地点、医学死因和死亡方式
• 订购或执行尸检和其他医学测试
• 咨询执法部门、医生和家人并请求他们的帮助
• 签发死亡证明，包括指定死亡原因和方式
• 识别并教育公众可能导致死亡的危险做法或条件
• 可以在诉讼程序中就调查期间的观察作证或出示证据
• 可以主管和协调其他员工的工作。

• 警方调查员

• 必须完成中学学业。
• 需要多年的警察经验。
• 魁北克要求完成警察调查大学学位。
• 某些调查领域可能需要专门培训或认证。

• 验尸官和法医

• 在艾伯塔省、曼尼托巴省、新斯科舍省以及纽芬兰和拉布拉多省，法医必须是持有有效行医执照的医生。
• 在安大略省和爱德华王子岛，验尸官必须是持有有效医疗执照的医生。
• 在魁北克，验尸官必须是 Collège des médecins du Québec、Barreau du Québec 或 Chambre des notaires du Québec 的非退休成员，并且至少有四年的专业执业经验。
• 在不列颠哥伦比亚省、新不伦瑞克省、西北地区、努纳武特省、萨斯喀彻温省和育空地区，验尸官最好在法律、医学或调查领域受过教育并有经验。

• 对于验尸官和法医，通过额外的培训和经验，有可能晋升到副首席验尸官或副首席医疗官职位。
• 对于警方调查人员，通过额外的培训和经验，有可能晋升为现役警官职位。

• 公共保护服务中的委托警察和相关职业（40040）
• 警务人员（委任除外）（42100）
• 私家侦探（64410 保安及相关安全服务职业）

This group performs some or all of the following duties:

Police investigators

• Interviews persons in connection with criminal incidents, including victims, witnesses and suspects
• Exchange information and coordinate activities with other law enforcements agencies
• Prepare investigation reports and testify in courts concerning criminal investigations
• Search and collect physical evidence from crimes scenes, such as fingerprints, and attend autopsies
• Perform surveillance by using investigative technologies
• Obtain search warrants, conduct searches and arrest suspects
• May conduct investigation on online networks and computer systems to detect cyber crimes or to recover data.
• May supervise and coordinate the work of police officers.

Coroners and medical examiners

• Conduct death investigations to determine the identity of the deceased, date and location of death, medical cause of death, and manner of death
• Order or perform autopsies and other medical tests
• Consult with and request assistance from law enforcement, physicians, and family
• Issue death certificates, including assigning cause and manner of death
• Identify and educate the public on dangerous practices or conditions that may lead to death
• May testify or produce evidence in proceedings about observations made during investigations
• May supervisor and coordinator work of other employees.

• Police investigators

• Completion of secondary school is required.
• Several years of experience as a police officers are required.
• Completion of a university degree in police investigation is required in Quebec.
• Specialized training or certification may be required for certain areas of investigation.

• Coroners and medical examiners

• In Alberta, Manitoba, Nova Scotia, and Newfoundland and Labrador, a medical examiner is required to be a physician with an active medical license.
• In Ontario and Prince Edward Island, coroners are required to be a physician with an active medical license.
• In Quebec, coroners are required to be a non-retired member of the the Collège des médecins du Québec, the Barreau du Québec or the Chambre des notaires du Québec, and have a minimum of four years of professional experience in their practice.
• In British Columbia, New Brunswick, Northwest Territories, Nunavut, Saskatchewan, and Yukon, it is preferred coroners have education and experience in the legal, medical or investigative fields.

• For coroners and medical examiners, progression to deputy chief coroner or deputy chief medical officer positions is possible with additional training and experience.
• For police investigators, progression to commissioned police officer positions is possible with additional training and experience.

• Commissioned police officers and related occupations in public protection services (40040)
• Police officers (except commissioned) (42100)
• Private detective (in 64410 Security guards and related security service occupations)