730 ILCS 220/10

(a) In this Act: "Chaplain" means a cleric, such as a minister, priest, pastor, rabbi, or imam, or a lay representative of a religious tradition, attached to a correctional institution or facility. "Chaplaincy" means the general activity performed by a chaplain, which may include crisis ministry, counseling, sacraments, worship, education, help in ethical decision-making, staff support, clergy contact, and community or church coordination. "Chaplaincy services" means services offered by a chaplain or lay person. "Committed person" has the meaning ascribed to it in Section 1-2 of the Unified Code of Corrections. "Correctional institution or facility" has the meaning ascribed to it in Section 1-2 of the Unified Code of Corrections. "Undue burden" means significant difficulty, expense, or detriment to the safety and security of the facility.