30 ILCS 580/5: Employee sanctions and remedies.

A grantee or contractor shall, within 30 days after receiving notice from an employee of a conviction of a violation of a criminal drug statute occurring in the workplace:

(a) Take appropriate personnel action against such employee up to and including termination; or

(b) Require the employee to satisfactorily participate in a drug abuse assistance or rehabilitation program approved for such purposes by a federal, State, or local health, law enforcement, or other appropriate agency.