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Get guidance on how to address impairment in the workplace.
Working while impaired, whether due to fatigue, substance use, or other factors and situations can have serious consequences. Addressing potential impairment is part of a workplace’s ongoing process of identifying hazards and assessing risks.
This 64-page handbook will help you learn about the effects of impairment, understand employer and worker obligations, and develop policies and programs to address and prevent impairment in the workplace.
Information from the previously available publication, “Workplace Strategies: Risk of Impairment from Cannabis,” has been incorporated into this handbook.
This handbook provides information and good practice recommendations on how to:
This handbook provides guidance on developing policies and programs to address and prevent impairment in the workplace. It includes key steps to reducing the impact of impairment, including having response mechanisms in place, offering support without stigma, providing clear guidance to all workplace parties, and using a fair and consistent approach.
Employers must also train supervisors and workers on what impairment is, its impact, and how to recognize and appropriately respond to possible signs of impairment.
Employers, health and safety committees, managers, supervisors, workers, and others interested in workplace health and safety may find this handbook useful.
Each publication produced by CCOHS undergoes several stages of review. As part of this review, representatives from government, employers, and labour are requested to comment on draft copies of CCOHS documents for technical accuracy and readability.
Although every effort is made to ensure the accuracy and completeness of the information, it is understood that CCOHS makes no warranty as to the accuracy or completeness of such information and assumes no liability for any damages or loss suffered as a result of any inaccuracy or incompleteness therein.
Version: First edition Publication date: January 2026
CCOHS publications are unique in that they are developed by subject specialists in the field, and reviewed by representatives from labour, employers and government to ensure the content and approach are unbiased and credible.
Although our publications are protected by copyright, permission for non-commercial reproduction may be provided.
Please use our Copyright Authorization Form to request permission, or contact us for more information.