Is it legal to drink while working as a bartender in Illinois?

In Illinois, it is generally legal for bartenders to drink while on duty, but it depends on the policies of the establishment where they work. Employers may have their own rules prohibiting employees from consuming alcohol while serving customers. Additionally, bartenders must comply with state laws regarding alcohol service and responsible beverage service practices. It's advisable for bartenders to be aware of their employer's policies and local regulations.