Illinois sets adult possession limits in the Cannabis Regulation and Tax Act. The amounts below are the statute's limits effective June 12, 2026.
This is a plain-language summary, not legal advice. Laws and local rules change. Read the official sources at the bottom of this page.
Cannabis-friendly lawyers in Illinois
Listed October 2026
These firms and attorneys are listed in the NORML lawyer directory for Illinois. Cities and phone numbers below are taken from those listings.
Marijuana lawyers
The Law Office of Mary L. Field NORML directory
Mary L. Field · Oak Brook
Listed in the NORML lawyer directory for Illinois as a marijuana lawyer in Oak Brook.
Source: NORML listing
Criminal defense and individual help
Gary W Adair NORML directory
Chicago
Listed in the NORML lawyer directory for Illinois as a criminal defense and marijuana lawyer in Chicago.
Source: NORML listing
Komie and Associates NORML directory
Stephen Mark Komie · Chicago
Listed in the NORML lawyer directory for Illinois as a criminal defense and marijuana lawyer in Chicago.
Source: NORML listing
Criminal defense
These lawyers defend cannabis and marijuana charges in Illinois.
The Davis Law Group, P.C.
Chicago
The drug possession defense attorneys at The Davis Law Group, P.C. have the experience and knowledge to handle any allegation involving the possession and/or sale of cannabis that you may be facing in Chicago and throughout Illinois.
Mitch Furman
Chicago
You may have been arrested for marijuana possession or may be facing charges related to marijuana distribution/sale, cultivation, trafficking or possession with the intent to sell.
Starting a cannabis business
These lawyers help with licensing, forming a company, and compliance for a cannabis business in Illinois.
Goldberg Law Group
Chicago
Our Illinois cannabis lawyers can help you navigate the complex process to prepare and submit cannabis business license applications and cannabis growing operation license applications for both recreational and medical use.
Shapiro & Associates Law
Deerfield
In Chicago, its suburbs and throughout Illinois, we assist dispensaries, craft growers, infusers, transporters, and other cannabis businesses from state license applications to real estate transactions to local zoning approvals.
Not a referral. This list is not an endorsement, and there is no paid placement. We have not verified bar standing or discipline history. Before you hire anyone, confirm them in the Illinois ARDC, and you can also use the Illinois State Bar Association.
Store map
- Birthday deals are on the store map.
Possession
- A resident who is 21 or older may possess up to 60 grams of cannabis flower, no more than 1,000 milligrams of THC in a cannabis-infused product, and 10 grams of cannabis concentrate. The statute says those limits are cumulative.
- A nonresident who is 21 or older may possess up to 30 grams of cannabis flower, 5 grams of cannabis concentrate, and 500 milligrams of THC. Those limits are also cumulative.
Growing and public use
- The state FAQ says only a registered qualifying medical patient may grow cannabis, and that the limit is up to 5 plants.
- The FAQ says a gift has to be non-commercial and to a person who is 21 or older.
- The FAQ says public consumption is not allowed and cites 410 ILCS 705/10-35. It also says cannabis is not permitted on federal property.