Smoke Detectors: Arlington Heights vs Des Plaines
How do smoke detectors rules compare between Arlington Heights, IL and Des Plaines, IL?
Arlington Heights and Des Plaines have similar restriction levels.
Arlington Heights, IL
Cook County
Arlington Heights requires smoke detectors on every level of a residence and within each sleeping area. Carbon monoxide detectors are also mandatory under Illinois law. Detectors must be maintained in working order at all times.
View full Arlington Heights rules →Des Plaines, IL
Cook County
Des Plaines enforces the Illinois Smoke Detector Act (425 ILCS 60/), as amended in 2023, which requires 10-year sealed-battery smoke alarms in all single-family and multi-family dwellings. Alarms must be installed inside each sleeping area, outside each sleeping area, and on every floor including the basement.
View full Des Plaines rules →Key Facts Comparison
| Fact | Arlington Heights | Des Plaines |
|---|---|---|
| Smoke Detectors | Required every level + each bedroom | - |
| CO Detectors | Required near sleeping areas | - |
| New Construction | Hardwired with battery backup | - |
| Illinois Law | 430 ILCS 135 | - |
| Contact | Fire Prevention (847) 368-5250 | - |
| Authority | - | 425 ILCS 60/ (IL Smoke Detector Act) |
| New Installs | - | 10-year sealed battery required |
| Locations | - | Inside & outside sleeping areas + each floor |
| CO Alarms | - | 430 ILCS 135/ within 15 ft of bedrooms |
| Fine Range | - | $100–$500 |
Highlighted rows indicate differences between cities.
Arlington Heights FAQ
Where do smoke detectors need to be in Arlington Heights?
Smoke detectors are required on every floor of the home, inside each bedroom, and outside each sleeping area per village code and Illinois law.
Are carbon monoxide detectors required?
Yes. Illinois law requires CO detectors within 15 feet of every sleeping room in homes with fuel-burning appliances or attached garages.
Do landlords have to provide detectors?
Yes. Landlords must install and test smoke and CO detectors at the start of each tenancy. Failure to do so creates liability under Illinois law.
Des Plaines FAQ
What smoke detectors are required in Des Plaines IL?
Under the 2023 Illinois Smoke Detector Act, new installs must use 10-year sealed-battery alarms inside and outside each sleeping area and on every floor including basements. Older hardwired alarms with battery backup may remain.
Do Des Plaines rental properties need 10-year sealed alarms?
Yes. Rentals must comply with the Illinois Smoke Detector Act. Non-compliant alarms will fail rental inspection and trigger fines of $100 to $500 per violation.
Are CO detectors required in Des Plaines?
Yes. The Illinois Carbon Monoxide Alarm Detector Act (430 ILCS 135/) requires CO alarms within 15 feet of every sleeping area in homes with fuel-fired appliances or attached garages.
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