Starting on January 1, 2020, residents and non-residents of Illinois 21 years of age or older will be permitted to possess, consume, use, purchase, obtain, and transport certain amounts of cannabis which do not exceed the legal limits set forth in the Cannabis Regulation and Tax Act. Personal Use: Illinois residents 21 years of age or older will be permitted to possess: Thirty (30) grams of cannabis flower, Five hundred (500) milligrams of THC contained in cannabis-infused products, Five (5)Continue reading