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Fire Regulations in Johnson County, IA (2026)

3 county-level rules, plus city-specific rules for 1 city in Johnson County, Iowa.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Johnson County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Fireworks

Iowa legalized consumer fireworks in 2017, but every Johnson County community sharply limits when you may set them off. Rural unincorporated areas allow July 3 through 5, while Iowa City, Coralville, and North Liberty permit only a few days around July 4 and New Year's, never on public property.

Johnson County Fireworks Rules

Some Restrictions

Iowa Code § 727.2(3)(c)(1)

A person who uses or explodes consumer fireworks or novelties while the use of such devices is prohibited or limited by an ordinance adopted by the county or city in which the fireworks are used commits a simple misdemeanor, punishable by a fine of not less than two hundred fifty dollars

Outdoor Burning

Iowa's DNR bans open burning of combustible materials by default, allowing landscape waste only on the premises where it grew. Iowa City goes further and prohibits open burning of leaves, yard waste, and trash inside the city, so residents use municipal collection.

Johnson County Outdoor & Open Burning Rules

Some Restrictions

Iowa Admin. Code r. 567-23.2(1)

No person shall allow, cause or permit open burning of combustible materials, except as provided in 23.2(2) and 23.2(3).

Smoke Detectors

Homes built or altered in unincorporated Johnson County follow the smoke alarm rules of the adopted 2021 International Residential Code, effective January 1, 2022. The county's Section 8:6.6(L) amendment to IRC Section R314.4 narrows when existing smoke alarms must be interconnected during a remodel, sparing projects that do not expose the wall or ceiling structure.

Johnson County Smoke Alarm Rules

Some Restrictions

Johnson County UDO § 8:6.6(L) (amending IRC § R314.4)

L. Section R314.4. Amend Section R314.4 of the IRC by adding an Exception as follows: Exception: Interconnection of smoke alarms in existing areas shall not be required where alterations or repairs do not result in removal of interior wall or ceiling finishes exposing the structure, unless there is an attic, crawl space or basement available that could provide access for interconnection without...

Fire Regulations by City in Johnson County

1 cities in Johnson County have their own fire regulations rules. Each link goes to that city's dedicated page with code citations.

All Johnson County ordinances

See every category we cover for Johnson County: parking, noise, fences, fires, animals, pools, and more.

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