According to the National Safety Council, approximately one in 13 working adults has an alcohol use disorder. Among working adults, nearly 2% were addicted to marijuana. Workers in construction and extraction experience the highest rates of substance use disorders, with 15.6% of employees on average living with a substance use disorder. Drugs and alcohol create unique challenges in the work environment. In the post-COVID pandemic world with many employees working from home, it may be harder to ensure to that employees comply and do not engage in drug use or impairment while at work. To minimize liabilities, employers should develop robust drug and alcohol policies.