(20 ILCS 3501/815-10)
    Sec. 815-10. Definitions. The following terms, whenever used or referred to in this Article, shall have the following meanings ascribed to them, except where the context clearly requires otherwise:
    (a) "Property" means land, parcels or combination of parcels, structures, and all improvements, easements and franchises.
    (b) "Redevelopment area" means any property which is a contiguous area of at least 2 acres but less than 160 acres in the aggregate located within one and one-half miles of the corporate limits of a municipality and not included within any municipality, where, (1) if improved, a substantial proportion of the industrial, commercial and residential buildings or improvements are detrimental to the public safety, health, morals or welfare because of a combination of any of the following factors: age; physical configuration; dilapidation; structural or economic obsolescence; deterioration; illegal use of individual structures; presence of structures below minimum code standards; excessive and sustained vacancies; overcrowding of structures and community facilities; inadequate ventilation, light, sewer, water, transportation and other infrastructure facilities; inadequate utilities; excessive land coverage; deleterious land use or layout; depreciation or lack of physical maintenance; and lack of community planning; or (2) if vacant, the sound utilization of land for industrial projects is impaired by a combination of 2 or more of the following factors: obsolete platting of the vacant land; diversity of ownership of such land; tax and special assessment delinquencies on such land; and deterioration of structures or site improvements in neighboring areas to the vacant land, or the area immediately prior to becoming vacant qualified as a redevelopment improved area; or (3) if an improved area within the boundaries of a development project is located within the corporate limits of the municipality in which 50% or more of the structures in the area have an age of 35 years or more, such area does not qualify under clause (1) but is detrimental to the public safety, health, morals or welfare and such area may become a redevelopment area pursuant to clause (1) because of a combination of 3 or more of the factors specified in clause (1).
    (c) "Enterprise" means an individual, corporation, partnership, joint venture, trust, estate, or unincorporated association.
    (d) "Development plan" means the comprehensive program of the Authority and the participating entity to reduce or eliminate those conditions the existence of which qualified the project area as a redevelopment area. Each development plan shall set forth in writing the program to be undertaken to accomplish such objectives and shall include, without limitation, estimated development project costs, the sources of funds to pay costs, the nature and term of any obligations to be issued, the most recent equalized assessed valuation of the project area, an estimate as to the equalized assessed valuation after development and the general land uses to apply in the project area.
    (e) "Development project" means any project in furtherance of the objectives of a development plan, including any building or buildings or building addition or other structures to be newly constructed, renovated or improved and suitable for use by an enterprise as an industrial project, and includes the sites and other rights in the property on which such buildings or structures are located.
    (f) "Participating entity" means a municipality, a local industrial development agency or an enterprise or any combination thereof.
(Source: P.A. 95-331, eff. 8-21-07.)