Polk County, IA Building Safety: Building Permits (2026)
Key Facts
- Permit required by
- § 20.1.2, before any development activity
- Issued by
- Polk County Building Official
- Fee set by
- Board of Supervisors, § 20.4.1(.13)
- Expires if unstarted
- 180 days after issuance
- Residential completion window
- 1 year from issuance
- Owner exemption
- existing single-family home, homestead-exempt
- Violation penalty
- misdemeanor or infraction, Chapter 2
Summary
In unincorporated Polk County, no one may start any development activity without a permit from the Building Official first. Polk County Construction Code § 20.1.2 puts the Building Official, appointed by the Board of Supervisors or the Public Works director, in charge of enforcing every permit rule in Chapter 20.
No person shall undertake any development activity subject to this Code without first obtaining a permit from the Building Official. Building Official, Building Code Official, and Code Official, when used in this Code or any code adopted and incorporated herein, shall mean the Building Official or their designee, duly appointed by the Polk County Board of Supervisors or the Director of the Polk County Public Works Department to enforce this Code.
Full Breakdown
2 bars any development activity subject to Chapter 20 without a permit issued by the Building Official, and defines that title to include any designee appointed by the Polk County Board of Supervisors or the Director of Public Works. 1: work must follow Iowa Code Chapters 103 and 105, permits are not transferable, and licensed Mechanical, Plumbing and Electrical contractors may only pull permits for themselves or one firm. 5) lets an owner do electrical, mechanical or plumbing work on their own existing single-family or farm home (not new construction, no service upgrades, no water or sewer service replacement) if the property qualifies for the homestead tax exemption, and for electrical work the owner must also pass the Polk County Homeowner's exam.
13)), waived only for federal, state, county or city government work and two named home-repair rehab programs. 2). 3, a permit expires if work has not begun within 180 days of issuance, is suspended for 120 days after starting, or residential work is not finished within one year (two years for commercial/industrial, three years above $50,000,000 in valuation); the Building Official can grant up to two 180-day extensions, the first two free.
Violations & Fines
Section 20.1.14 makes it a violation to build, use or develop land without the permits required by Chapter 20, or to depart from an approved plan or permit condition. Under § 20.1.17, any violation is a misdemeanor or infraction under Chapter 2, Issuance of Citations and Imposition of Civil Penalties for Violation of County Ordinances, and applies to owners, contractors and agents alike. The Building Official can withhold or revoke permits on land with an uncorrected violation (§ 20.1.16) and issue a written stop-work order under amended IBC § 115.2 that halts all work until compliance is restored.
Frequently Asked Questions
Can I do my own electrical or plumbing work in unincorporated Polk County?
What happens if I build without a permit?
How long does a Polk County building permit stay valid?
Can I get an extension on my permit?
Sources & Official References
Other rules in Polk County
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