People under the age of 21 can legally drink if they are at a private residence and with a parent’s or guardian’s permission.

Hosts of events who know that underage drinking is occurring are breaking the law, unless they have taken measures to prevent underage drinking.

It is illegal for parents and guardians to allow their students to host a social gathering that they know will include underage drinking.

It is illegal for minors to drink (even with parental or guardian consent) at:

— Bars

— Tailgates

— Memorial Stadium

All these guidelines are specific to the state of Illinois.

Source: The National Institute on Alcohol Abuse and Alcoholism