2024 International Building Code as the state default where no local building code is adopted (SDCL 11-10-6, buildings begun after July 1, 2026). Enforced by Counties and municipalities adopt and enforce (SDCL ch. 11-10). Checked on the primary source; the state record was last reviewed 2026-11-12.
2026 Session Law ch. 59 (SB 129) updates SDCL 11-10-5 and 11-10-6 from the 2021 to the 2024 IBC. Where a local government has no ordinance, the 2024 IBC is the design standard for buildings begun after July 1, 2026; residential structures and farmsteads are excluded.
Source: primary document
Statewide layer. County and city amendments sit on top; confirm the local office for the address.
In force since Jul 1, 2026; local governments may adopt their own ordinance based on the 2024 IBC
These apply when the building has the equipment or fits the type named. The frequency is the standard one; your local official can set a stricter one, so confirm it for the address.
2024 International Building Code as the state default where no local building code is adopted (SDCL 11-10-6, buildings begun after July 1, 2026). 2026 Session Law ch. 59 (SB 129) updates SDCL 11-10-5 and 11-10-6 from the 2021 to the 2024 IBC. Where a local government has no ordinance, the 2024 IBC is the design standard for buildings begun after July 1, 2026; residential structures and farmsteads are excluded.
Counties and municipalities adopt and enforce (SDCL ch. 11-10).
Nothing is scheduled. The rule above stays in force until the state adopts a newer edition or amends the program; AHJ Radar re-checks the source weekly.
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