Alcohol abuse, misuse, and/or incidents can cause security clearance denial or revocation as alcohol consumption is one of the 13 adjudicative guidelines used to assess clearance eligibility.
In the years since the global pandemic, the rise in alcohol consumption has become its own epidemic with alcohol-related incidents and sales on the rise.
While it's not as black and white as you might think, Alcohol Consumption & Security Clearances explains what you need to understand regarding consumption and clearances. Read through actual clearance denial and favorable determination case studies, myth busters, and more.