Some states bar or limit employers from regulating off-duty conduct by employees. Some don't. Smoking is a common one because it affects insurance costs, but th

Some states bar or limit employers from regulating off-duty conduct by employees. Some don't. Smoking is a common one because it affects insurance costs, but the same legal theory could probably be applied to alcohol or caffeine. https://www.workplacefairness.org/off-duty-conduct https://www.workplacefairness.org/off-duty-conduct