Des Moines's Building Safety: The Rules That Matter
Every city handles building safety a little differently. In Des Moines, Iowa, there are 8 distinct rules that residents and property owners should be aware of. Some are stricter than what neighboring cities enforce, and others are more relaxed. Here is what you need to know.
Fire Sprinkler Requirements
Des Moines applies the Iowa-adopted International Building and Fire Codes under Chapter 8 to require sprinklers in most multi-family and large new construction, with one- and two-family dwellings governed by IRC amendments rather than a citywide mandate.
Key details: Code: DSM Ch. 8 + IBC/IFC. Multi-family: Generally required. Single-family: Not mandated. Inspection: DSMFD Fire Marshal.
Constructing a regulated occupancy without required sprinklers, disabling existing systems, or failing required annual inspections can lead to stop-work orders, occupancy denial, and fines.
Door Locking Hardware
Des Moines requires exit doors in commercial, assembly, and multi-family buildings to comply with International Building Code egress hardware standards under Chapter 8, prohibiting key-operated locks on required egress doors except in narrow approved cases.
Key details: Code basis: IBC/IFC + DSM Ch. 8. Egress rule: Single motion release. Inspection: DSMFD Fire Marshal. Exceptions: Narrow + signed.
Installing keyed deadbolts, padlocks, slide bolts, or chain locks on required egress doors during occupancy, or chaining exits, can lead to immediate orders to correct and substantial fines.
Pest Control
Des Moines requires property owners under Chapter 60 nuisance and Chapter 8 building rules to keep buildings free from rats, roaches, bed bugs, and other vermin, with rental owners responsible for extermination during tenancy under Iowa habitability law.
Key details: Local code: DSM Ch. 60 + Ch. 8. Rental law: IA Code 562A. Health partner: Polk Co Public Health. Enforcement: Neighborhood Services.
Refusing to abate infestations, allowing accumulated debris harboring pests, or failing to maintain rental units free of vermin draws abatement orders, citations, and possible tenant rent abatement claims.
Scaffold & Sidewalk Shed
Scaffolding on Des Moines construction sites must comply with OSHA Subpart L and Iowa OSHA enforcement, while right-of-way encroachment, sidewalk closures, and pedestrian protection are permitted by the city Engineering Department.
Key details: Worker safety: OSHA Subpart L. ROW permit: DSM Engineering. Competent person: Required. Pedestrian canopy: Often required.
Erecting scaffolding without fall protection, blocking sidewalks without a permit, lacking competent oversight, or skipping pedestrian canopies leads to OSHA citations and city stop-work orders.
Green Building Code
Des Moines does not impose a mandatory green building code beyond Iowa's adopted IECC energy code, but the 2024 Climate Action Plan promotes voluntary high-performance standards, EV-ready wiring, and electrification incentives for new construction.
Key details: Energy code: Iowa IECC. Local mandate: Voluntary. Plan: DSM Climate Action 2024. Preemption: Codes capped at state.
Failing to meet the state-adopted IECC during plan review or inspection delays certificate of occupancy, while voluntary green commitments tied to incentives may be clawed back if not delivered.
If you are coming from a city with tighter rules, you will find Des Moines gives residents more flexibility on green building code.
Lead Paint
Des Moines enforces lead-safe practices in pre-1978 housing through Chapter 8 building rules, Chapter 60 nuisance enforcement, and federal EPA RRP rules, with Polk County Public Health managing childhood lead poisoning case investigations.
Key details: Federal rule: EPA RRP. State law: IA Code 135. Local code: DSM Ch. 8. Investigations: Polk Co Health.
Performing renovations in pre-1978 housing without RRP certification, ignoring abatement orders, or failing to disclose known lead hazards in rentals leads to fines and possible federal referral.
This is one of the stricter rules in Des Moines's municipal code. If you are unsure whether your situation complies, it is worth checking with the city before proceeding.
Elevator Maintenance
Elevators in Des Moines buildings are regulated under Iowa Code Chapter 89A by the state Elevator Safety Bureau within Iowa Workforce Development, requiring annual inspections, state permits, and licensed contractors for installation and repair.
Key details: Authority: Iowa Workforce Development. State law: IA Code 89A. Inspection: Annual. Contractor: State licensed.
Operating elevators without a current state permit, missing annual inspections, using unlicensed contractors, or running equipment with safety defects can lead to red-tag shutdowns and fines.
Childcare Center Rules
Childcare centers in Des Moines must meet Iowa Department of Health and Human Services licensing standards plus IBC Group E or I-4 building, fire, and egress rules under Chapter 8, with state inspections layered on top of city building permits.
Key details: State licensing: Iowa HHS. State law: IA Code 237A. Building code: IBC Group E/I-4. Local code: DSM Ch. 8.
Operating a center without state license or city occupancy approval, blocked exits, missing alarms, or under-staffing children can result in immediate shutdown by the state and city stop-use orders.
This is one of the stricter rules in Des Moines's municipal code. If you are unsure whether your situation complies, it is worth checking with the city before proceeding.
The Bottom Line
Des Moines is tougher than many cities when it comes to building safety. Out of the 8 rules covered here, 2 are rated strict. If you are a homeowner, renter, or business owner in Des Moines, take the time to understand these requirements before they become a problem. Most violations come with fines, and some repeat violations can escalate.
Keep in mind that Des Moines can amend these rules at any council meeting. For the most current version of any rule mentioned here, check the specific ordinance page, where we track updates as they happen.