Deck Permit in Des Moines, IA (2026)

Everything you need to know about getting a deck permit in Des Moines: fees, requirements, exemptions, and direct links to the Des Moines Permit & Development Center.

Verified from official Des Moines sources — Last checked April 2026

Quick Facts for Des Moines

Permit Fees

Valuation-based fee schedule. Contact for current rates.

Processing Time

Contact (515) 283-4182 for current estimates.

Apply Online

Yes — via Des Moines Permit Center

Building Code

2024 IRC (effective January 1, 2026)

Contact: (515) 283-4182

Do You Need a Deck Permit in Des Moines?

Permit Exemption

Decks not more than 30 inches above adjacent grade per IRC R105.2; city uses 2024 IRC exemptions.

If your deck does NOT meet all exemption criteria, you must obtain a permit before construction. Building without a required permit can result in fines, stop-work orders, and required demolition.

Des Moines-Specific Deck Rules

Frost line depth: 42 inches — all footings must extend 42 inches below ground
Minimum footing thickness: 12 inches
City provides a Residential Deck Handout with prescriptive requirements

How to Get a Deck Permit in Des Moines

1

Check if your deck needs a permit

Review the exemption criteria above. If your deck exceeds any threshold, a permit is required.

2

Prepare your plans

You'll need a site plan, deck dimensions, framing details, and footing specifications. Check Des Moines's specific documentation requirements.

3

Submit your application

Apply through Des Moines Permit Center . Pay the permit fee at submission.

4

Build and schedule inspections

Once approved, post your permit visibly and schedule required inspections (typically footing, framing, and final).

Official Des Moines Resources

Des Moines Permit Center — Apply for Permits Online
Transparency note: The following items could not be verified from official city sources and should be confirmed directly: Exact permit fee amounts; Exact processing time.

Estimate Your Deck Cost

Get an instant cost estimate for your deck project in Des Moines.

Deck Cost Calculator

Sources

https://www.dsm.city/departments/development_services/permit_development_center/construction_codes.php

Data verified April 2026. Fees, processing times, and requirements are subject to change. Always confirm current information with Des Moines's Des Moines Permit & Development Center.