Tree Ordinances: Arlington Heights vs Oak Lawn
How do tree ordinances rules compare between Arlington Heights, IL and Oak Lawn, IL?
Arlington Heights and Oak Lawn have similar restriction levels.
Arlington Heights, IL
Cook County
Cook County Chapter 126 (Tree Preservation, Landscaping and Screening) governs tree protection during development. Developers must submit tree surveys. Construction root zone protections apply. The ordinance covers landscaping and screening requirements.
View full Arlington Heights rules →Oak Lawn, IL
Cook County
Oak Lawn's tree regulations focus on parkway trees, dangerous-tree abatement, and contractor licensing. Private-property tree removal is largely unregulated absent a development condition.
View full Oak Lawn rules →Key Facts Comparison
| Fact | Arlington Heights | Oak Lawn |
|---|---|---|
| Code | Chapter 126 | - |
| Development | Tree survey required | - |
| Root Zones | Protection required | - |
| Screening | Required for new development | - |
| Parkway Regulation | - | Public Works |
| Dangerous-Tree Abatement | - | Owner responsibility |
| Contractor License | - | Required |
| Tree City USA | - | Yes |
Highlighted rows indicate differences between cities.
Arlington Heights FAQ
What tree protections exist during construction in Cook County?
Chapter 126 requires tree surveys for development projects and protection of root zones during construction. Damage to protected trees results in fines.
Are there landscaping requirements for new development?
Yes. Chapter 126 requires landscaping and screening for new developments, particularly buffering between residential and commercial/industrial uses.
Oak Lawn FAQ
Can the Village order me to trim my tree?
Yes. If your tree overhangs the sidewalk below required clearance, blocks intersection visibility, or poses a hazard, the Village can issue a trim or removal order.
Do I need to hire a licensed tree contractor?
Contractors performing tree work in Oak Lawn must hold a Village license and insurance. Verify licensing before hiring.
Is Oak Lawn a Tree City?
Yes, Oak Lawn has long participated in the Arbor Day Foundation's Tree City USA program, reflecting its parkway forestry program and Arbor Day observances.
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