Replacing a roof in Des Moines
What the local records say about Replacement, with sources.

Checks to try first: replacement, in our guide.
Local offices and rules in Des Moines
Even without a permit, Des Moines reroofs must meet the IRC: a recover layer is not allowed over a roof that already has two or more coverings or over wood shake, slate or tile, and an ice barrier must run from the eaves to at least 24 inches inside the exterior wall line.
Source: www.dsm.city. Checked October 2026.
Source: www.dsm.city. Checked October 2026.
Under the city's minor maintenance and repair exemption policy (Municipal Code 26-302(a)(11), effective 7-1-2023), reroofing and residing that do not alter sheathing or framing, and like-size window replacement meeting listed criteria, are exempt from permit.
Source: www.dsm.city. Checked October 2026.
Source: www.dsm.city. Checked October 2026.
The Permit and Development Center's shingle handout states that reroofing does not require a building permit in Des Moines, but a permit is required if sheathing or rafters are repaired or replaced.
Source: www.dsm.city. Checked October 2026.
Source: www.dsm.city. Checked October 2026.

Stay off the roof, especially when it is wet, icy or steep. If a leak is near light fixtures or wiring, turn off that circuit at the panel.
Other jobs
