Tinley Park, IL Environmental Rules: Erosion Control (2026)
Key Facts
- Permit trigger
- excavation/fill over 25 cubic yards
- Permit trigger
- disturbance over 500 sq ft
- Reviewing officials
- Village Engineer, Director of Public Works
- Max fine
- $500 per day, § 151.10(E)
- Permit expiration
- 180 days to start, 1 year to finish
- Appeal body
- Public Works and Boundaries Committee
Summary
Village Code § 151.04 requires a site development permit before land in Tinley Park is cleared, graded, filled or otherwise disturbed once the work crosses set thresholds, such as more than 25 cubic yards of cut or fill or disturbance over 500 square feet. Violators face a misdemeanor fine of up to $500 per day under § 151.10(E).
Before land is cleared, graded, filled, transported, or otherwise disturbed by the movement of earth for purposes including, but not limited to, the construction of buildings, the mining of minerals, including sand and gravel, the development of golf courses, the filling of land and the construction of roads and streets by any person, partnership, or corporation within the village, a site development permit embodying the proposed earth movement shall be obtained from the village where development comes under any one or more of the following provisions, unless such development is exempted therefrom by division (A)(2) of this section: (a) Excavation, fill, or any combination thereof, will exceed 25 cubic yards. (b) Fill will exceed one foot in vertical depth at its deepest point measured from the natural ground surface. (c) Excavation will exceed one foot in vertical depth at its deepest point. (d) Excavation, fill, or any combination thereof will exceed an area of 500 square feet.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: 2026 S-40: Supplement contains: Local legislation current through Ordinance 2026-O-007, passed 2-17-2026, Resolution 2018-R-077, passed 10-2-18, and State legislation current through 2010 Pamphlet No. 7).
Full Breakdown
04(A)(1) requires anyone clearing, grading, filling, transporting or otherwise disturbing earth in Tinley Park, whether for building construction, mineral mining, golf course development, land filling or road and street construction, to obtain a site development permit once the work meets any one of five numeric thresholds: excavation or fill exceeding 25 cubic yards; fill exceeding one foot of vertical depth at its deepest point; excavation exceeding one foot of vertical depth; excavation or fill covering more than 500 square feet; or plant-cover removal from more than 500 square feet of a vacant parcel or a parcel over one acre.
04(A)(2) exempts specific work, including excavation for septic systems, tanks, pools or footings already covered by a building permit, public utility installation in easements, tilling for fire protection, site disturbance under one acre in the aggregate, emergency work, existing farm and nursery operations, and certain farm conservation structures on agricultural land. 04(B). 09(C) when the grading threatens property or a drainage structure.
Violations & Fines
Section 151.10(E) makes it a misdemeanor to grade, excavate, fill or alter land in violation of Chapter 151, with each day of a continuing violation treated as a separate offense punishable by a fine of up to $500 per day. A violator convicted under this section must also pay the cost of restoring the site, and the Director of Public Works may revoke or suspend a site development permit under § 151.10(B) for violating its terms.
Frequently Asked Questions
When do I need a site development permit for grading in Tinley Park?
Are any projects exempt from Tinley Park's erosion control permit?
What is the penalty for grading without a permit in Tinley Park?
Sources & Official References
Other rules in Tinley Park
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How other cities in Cook County handle erosion control.