210 ILCS 85/6.19
Every facility licensed under this Act shall establish a policy for the implementation of practitioner orders concerning cardiopulmonary resuscitation (CPR) or life-sustaining treatment including, but not limited to, "do-not-resuscitate" orders. This policy may prescribe only the format, method of documentation, and duration of any practitioner orders. The policy may include forms to be used. Any orders issued under the policy shall be honored by the facility. The Department of Public Health Uniform POLST form described in Section 2310-600 of the Department of Public Health Powers and Duties Law of the Civil Administrative Code of Illinois, or a copy of that form or a previous version of the uniform form, shall be honored under any policy established under this Section.
210 ILCS 85/6.19