Building Safety in Iowa (2026)
53 rules on the books across Iowa, 9 cities and counties. Select a rule to read the full details.
Severity: Few Restrictions · Light Restrictions · Some Restrictions · Significant Restrictions · Heavy Restrictions
Lead Paint
Local lead-paint rules for older housing, hazard abatement orders, inspection triggers, and how local requirements sit alongside the federal disclosure and RRP rules.
Des Moines
Heavy RestrictionsDes Moines enforces lead-safe practices in pre-1978 housing through Chapter 8 building rules, Chapter 60 nuisance…
Read full rule →Iowa City
Heavy RestrictionsLead paint in pre-1978 Iowa City housing is governed by the Iowa Lead-Based Paint Act at Iowa Code Section 135.100 et…
Read full rule →Black Hawk County
Significant RestrictionsBlack Hawk County's lead program requires owners to fix hazardous lead-based paint within 30 days once the county…
Read full rule →Sioux City
Some RestrictionsSioux City's Housing Maintenance Code requires every landlord to keep rental dwelling units reasonably free of…
Read full rule →Elevator Maintenance
Inspection schedules, maintenance requirements, and safety certifications for residential and commercial elevators and escalators.
Fire Sprinkler Requirements
When residential and commercial buildings must install fire sprinkler systems, including new-construction triggers and major-renovation thresholds.
Black Hawk County
Some RestrictionsUnincorporated Black Hawk County lowers the fire sprinkler trigger under its adopted building code to any structure of…
Read full rule →Cedar Rapids
Some RestrictionsCedar Rapids requires automatic fire sprinklers in townhouse groups over four attached units and in one- or two-family…
Read full rule →Des Moines
Some RestrictionsDes Moines requires automatic fire sprinklers in townhouses and in one- and two-family homes of 8,000 square feet or…
Read full rule →Johnson County
Some RestrictionsRental buildings in unincorporated Johnson County that are required to have an automatic sprinkler system must have it…
Read full rule →Polk County
Few RestrictionsUnincorporated Polk County does not require automatic fire sprinklers in new one- and two-family homes. Section 20.2.4…
Read full rule →Sioux City
Few RestrictionsSioux City amended the adopted residential code to strike the IRC sections that would have required fire sprinklers in…
Read full rule →Childcare Center Rules
Building safety standards specific to family childcare homes and centers, including egress, sprinklers, lead and asbestos clearances, and outdoor play standards.
Des Moines
Heavy RestrictionsChildcare centers in Des Moines must meet Iowa Department of Health and Human Services licensing standards plus IBC…
Read full rule →Johnson County
Significant RestrictionsOperating a child care center serving seven or more children in unincorporated Johnson County requires a Conditional…
Read full rule →Cedar Rapids
Some RestrictionsCedar Rapids lets an in-home daycare for eight or fewer children follow the residential code as a group R-3 use, and…
Read full rule →Iowa City
Some RestrictionsIowa City's building code amendment lets a home daycare serving 8 or fewer children stay classified as a residential…
Read full rule →Polk County
Some RestrictionsUnincorporated Polk County treats a home used for licensed day care as a regulated dwelling under Chapter 20 of its…
Read full rule →Sioux City
Some RestrictionsSioux City requires standalone child care centers in residential districts to look residential in scale, provide…
Read full rule →Story County
Some RestrictionsIn unincorporated Story County, where you can run a child care business depends on whether it counts as a small in-home…
Read full rule →Door Locking Hardware
Code requirements for emergency-egress door hardware, including thumb-turn locks, panic bars, and one-action egress required by the building code.
Des Moines
Some RestrictionsRental units in Des Moines must have exit doors that open from inside without a key, tool, or special knowledge, under…
Read full rule →Iowa City
Some RestrictionsEvery dwelling unit and rooming unit in Iowa City must have a deadbolt lock that can be operated from inside and locked…
Read full rule →Sioux City
Some RestrictionsSioux City's Housing Maintenance Code requires functioning locking devices on both means of egress and on every…
Read full rule →Green Building Code
CALGreen and equivalent state green building codes, plus reach codes that go further (electric-only new construction, EV-readiness, low-VOC materials).
Polk County
Some RestrictionsUnincorporated Polk County builds to the International Energy Conservation Code as adopted and amended by the Iowa…
Read full rule →Des Moines
Few RestrictionsDes Moines does not impose a mandatory green building code beyond Iowa's adopted IECC energy code, but the 2024 Climate…
Read full rule →Carbon Monoxide Detectors
Where CO detectors are required (typically near sleeping areas in homes with fuel-burning appliances or attached garages), and seller/landlord deadlines.
Des Moines
Some RestrictionsDes Moines requires carbon monoxide alarms in rental units and rooming houses with a fuel-burning appliance or attached…
Read full rule →Iowa City
Some RestrictionsIowa City requires carbon monoxide alarms in any rental dwelling unit that has a fuel-fired appliance, such as a gas…
Read full rule →Polk County
Some RestrictionsUnincorporated Polk County requires a carbon monoxide alarm whenever an existing home's furnace, boiler, or air…
Read full rule →Story County
Light RestrictionsStory County doesn't mandate carbon monoxide detectors in homes, but County Code Section 64.07(1) requires any aquatic…
Read full rule →Building Permits
When a building permit is required, new work, renovations, reroofing, decks, the small-project exemptions, and what unpermitted work costs when it surfaces at sale or inspection.
Black Hawk County
Some RestrictionsIn unincorporated Black Hawk County, Iowa, no building may be erected, altered or occupied without a permit issued by…
Read full rule →Cedar Rapids
Some RestrictionsCedar Rapids requires a Building Official-issued permit before any work regulated by the Building Code begins, covering…
Read full rule →Des Moines
Some RestrictionsAny interior renovation touching building, electrical, mechanical, or plumbing systems in Des Moines needs a permit…
Read full rule →Iowa City
Some RestrictionsIowa City has adopted the 2024 International Building Code and 2024 International Residential Code, with local…
Read full rule →Johnson County
Some RestrictionsAnyone building, altering, moving, enlarging, repairing or demolishing a building or structure in unincorporated…
Read full rule →Linn County
Some RestrictionsUnincorporated Linn County requires a building permit under the adopted 2024 International Building and Residential…
Read full rule →Polk County
Some RestrictionsIn unincorporated Polk County, no one may start any development activity without a permit from the Building Official…
Read full rule →Sioux City
Some RestrictionsSioux City charges an $85 building permit fee, covering one inspection, for a new deck, patio, carport, fence, or shed…
Read full rule →Story County
Some RestrictionsIn unincorporated Story County, land cannot be occupied or used, and no building or structure may be moved, erected, or…
Read full rule →Electrical Permits
Which electrical work (panel upgrades, EV chargers, solar inverters, sub-panels) requires a licensed-electrician permit vs. an owner-builder permit.
Cedar Rapids
Some RestrictionsCedar Rapids requires a permit from a licensed electrical contractor before any wiring, alteration, or disconnection…
Read full rule →Des Moines
Some RestrictionsDes Moines requires a permit from the Permit and Development Center before any electrical work or equipment…
Read full rule →Iowa City
Some RestrictionsIowa City requires a permit before electrical work begins, adopting the Iowa State Electrical Code under Iowa Code…
Read full rule →Johnson County
Some RestrictionsElectrical work in unincorporated Johnson County follows the Iowa State Electrical Code, adopted county-wide under UDO…
Read full rule →Linn County
Some RestrictionsUnincorporated Linn County requires electrical work to follow the 2023 National Electrical Code and 2006 ICC Electrical…
Read full rule →Polk County
Some RestrictionsUnincorporated Polk County adopts the National Electrical Code (NFPA 70), as amended by the Iowa Electrical Examining…
Read full rule →Sioux City
Some RestrictionsSioux City requires a State of Iowa-licensed electrical contractor to obtain a permit from the Inspection Services…
Read full rule →Plumbing Permits
Which plumbing work (water heaters, sewer-line replacement, repipe, gas-line) requires a permit, and which minor repairs are typically exempt.
Black Hawk County
Some RestrictionsBlack Hawk County requires a plumbing permit before any tap, connection, extension or repair to a water or sewer system…
Read full rule →Cedar Rapids
Some RestrictionsCedar Rapids requires a Plumbing Permit issued to a state-licensed contractor before any plumbing work, with narrow…
Read full rule →Des Moines
Some RestrictionsDes Moines requires a plumbing permit for any installation, alteration, repair, replacement, or remodel regulated by…
Read full rule →Iowa City
Some RestrictionsIowa City requires a permit before any plumbing work under Title 17 of the City Code, which adopts the Iowa State…
Read full rule →Linn County
Some RestrictionsUnincorporated Linn County plumbing work must follow the state-adopted Uniform Plumbing Code, 2024 edition, covering…
Read full rule →Polk County
Some RestrictionsUnincorporated Polk County requires a plumbing permit for work covered by the Uniform Plumbing Code (UPC), adopted as…
Read full rule →Sioux City
Some RestrictionsSioux City requires a permit for all plumbing work, issued only to a State of Iowa licensed plumbing contractor, under…
Read full rule →Building Inspections
Required inspection types (rough framing, electrical, plumbing, final), how to schedule, what inspectors look for, and how to handle a failed inspection.
Cedar Rapids
Some RestrictionsCedar Rapids Building Services inspects every permitted construction project through the Building Official's office…
Read full rule →Des Moines
Some RestrictionsDes Moines requires permit holders to call for inspections as work progresses and to schedule them within ten days of…
Read full rule →Story County
Some RestrictionsBefore any building or structure can be moved, erected, or expanded in unincorporated Story County, it needs a zoning…
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