IL SB4015

Authorizes the Department of Professional Regulation to disclose confidential licensee examination and investigation information to the Office of the Executive Inspector General for ethics enforcement purposes

Redefines "adult use cannabis" beginning January 1, 2027 in multiple tax acts (Use Tax, Service Use Tax, Service Occupation Tax, Retailers' Occupation Tax) to exclude cannabis purchased by registered medical patients, caregivers, and Opioid Alternative Patient Program participants

Transfers regulation of medical cannabis cultivation centers to the Cannabis Regulation and Tax Act exclusively beginning July 1, 2026

Requires drivers and passengers with authorized medical cannabis to store it in secured, sealed or resealable, odor-proof, and child-resistant containers that are inaccessible while in a motor vehicle on Illinois highways

Expands the 1% reduced tax rate for "prescription and nonprescription medicines" beginning January 1, 2027 to include cannabis purchased by qualified medical patients and caregivers as part of their adequate medical supply