Ill. Admin. Code tit. 44 § 1110.20
"Contracting entity" means a local government entity established pursuant to the laws of Illinois or another state, an agency of the State of Illinois or another state, a federal government entity, a not-for-profit entity established pursuant to the laws of Illinois or another state, a for-profit entity established pursuant to the laws of Illinois or another state, or a cooperative entity consisting of any two or more of the foregoing entities.
"Due advertisement" means public notice published at least 10 days before the bid date in a newspaper of general circulation in the locality of the contracting entity, or public notice otherwise determined by the State Superintendent of Education to provide notification of the bidding opportunity to a wide variety of potential vendors (e.g., on websites maintained by contracting entities or in trade magazines or other publications designed for targeted audiences).
"Educational entity" means a school district, cooperative entity made up of multiple school districts, regional office of education, or charter school.
"Education purchasing contract" means a contract that is procured and negotiated by a contracting entity or a statewide education master contract negotiated by the State Board of Education, certified pursuant to this Part, and made available by ISBE to educational entities.
"Services" means the furnishing of labor, time or effort by a contractor, not involving the delivery of a specific end product other than reports or supplies that are incidental to the required performance.
"Statewide education master contract" shall mean a contract that is procured and negotiated by ISBE and made available to educational entities.
"Supplies" means all personal property, including but not limited to equipment, materials, and printing, but excluding insurance, and the financing of those supplies.
Ill. Admin. Code tit. 44, § 1110.20