Adopted edition
IBC 2021
Effective
State · SD
South Dakota building codes at a glance.
Hybrid model. State enforces IBC 2021 for state-permitted projects. Residential code enforcement is sparse outside Sioux Falls and Rapid City.
SD South Dakota
IECC zones 5A, 6A · ASCE 7 design wind 90–115 mph
Adoption model
Hybrid
Permits issued: Local
Coverage status
Indexed
Adopted-edition library + amendment overlay live. Statewide parcel layer in progress for this state.
Climate zones (IECC)
5A · 6A
Drives R-value, fenestration U-factor, and air-leakage envelope rules.
Design wind speed
90–115 mph
ASCE 7 Risk Category II, 3-second gust at 33 ft. Fastener spec follows.
Special zones
- HVHZ (not applicable)
- WUI (not applicable)
- FEMA SFHA overlays (present)
Compliance track
What's required to build here.
Statewide IBC 2021 for state-permitted projects. Residential largely unregulated outside Sioux Falls and Rapid City.
County directory
All 66 counties in South Dakota.
Each county page shows the adopted edition, county-level amendments, and permit-office contact.
- Aurora County
- Beadle County
- Bennett County
- Bon Homme County
- Brookings County
- Brown County
- Brule County
- Buffalo County
- Butte County
- Campbell County
- Charles Mix County
- Clark County
- Clay County
- Codington County
- Corson County
- Custer County
- Davison County
- Day County
- Deuel County
- Dewey County
- Douglas County
- Edmunds County
- Fall River County
- Faulk County
- Grant County
- Gregory County
- Haakon County
- Hamlin County
- Hand County
- Hanson County
- Harding County
- Hughes County
- Hutchinson County
- Hyde County
- Jackson County
- Jerauld County
- Jones County
- Kingsbury County
- Lake County
- Lawrence County
- Lincoln County
- Lyman County
- Marshall County
- McCook County
- McPherson County
- Meade County
- Mellette County
- Miner County
- Minnehaha County
- Moody County
- Oglala Lakota County
- Pennington County
- Perkins County
- Potter County
- Roberts County
- Sanborn County
- Spink County
- Stanley County
- Sully County
- Todd County
- Tripp County
- Turner County
- Union County
- Walworth County
- Yankton County
- Ziebach County
City directory
17 cities indexed in South Dakota.
City pages list local amendments, the parent county, and the local permit office.
Working in South Dakota?
Pull an address-level code packet for any property. SkyCanvass resolves the parcel, looks up the jurisdiction's adopted edition + amendments, and emits a cited packet ready for permit submittal.
For state-vs-state comparisons see the state comparison view, or browse the state directory.
Pull a SD code packet.
Free to start — property lookups, state code access, the hail map, and your first storm report on us. No credit card required to look up an address.