"Keep Calm and … Understanding Cannabis: What Employers in the Energy Sector Want to Know About Legalized Cannabis in the Workplace" 56:2 Alberta Law Rev 337

A brief discussion of pre-employment drug testing. Discusses the law on when a drug dependency is required to be accommodated, the justification for drug testing, and the workplace health and safety plans to support testing. It discusses when pre-employment, pre-access, random drug testing and zero tolerance policies are discriminatory. It discusses the implications of medical cannabis and recreational use. Discusses a decision where the lack of cannabis testing that could determine impairment was found to be undue hardship. Suggests zero tolerance policies are likely to be upheld in limited high risk situations. Discusses the balancing necessary between employee privacy and workplace safety.