U.S. code adoption
South Dakota — energy & appliance code adoption
Yes — effectively. This page summarizes electrical (NEC), appliance-listing (UL 858), fire-code, and energy-storage (UL 9540 / NFPA 855) code adoption for South Dakota, with primary sources.
Is UL 858 required in South Dakota?
Yes — effectively. South Dakota requires fixed household appliances to be listed by a Nationally Recognized Testing Laboratory (NRTL), and UL 858 is the de-facto listing standard a household electric range must meet.
Are NRTL-listed (UL / ETL / CSA) appliances required in South Dakota?
Yes. South Dakota's adopted code requires fixed electrical appliances to be listed by an NRTL (UL, ETL/Intertek, CSA, etc.) — NEC 110.3.
Which edition of the NEC does South Dakota use?
South Dakota has adopted the 2023 edition of the National Electrical Code (NEC), effective 2024-11-12. SD State Electrical Commission adopted NEC 2023 with three state-specific exceptions; permits on or after Nov 12, 2024 inspected to NEC 2023.
Is UL 9540 required for residential energy storage in South Dakota?
Yes — effectively. South Dakota requires NRTL listing for stationary energy storage systems (ESS) in dwellings, and UL 9540 is the controlling standard. ESS in residential dwellings governed by IFC §1207, referencing UL 9540 listing and NFPA 855 installation standard. UL 9540A required to exceed the default 20 kWh / dwelling cap or reduce default 3-ft separation.
Is UL 9540A fire-propagation testing required in South Dakota?
Yes — effectively. South Dakota requires NRTL listing for energy storage systems, and UL 9540A is the controlling standard.
What is the residential energy-storage capacity limit in South Dakota?
South Dakota limits residential energy storage to 20 kWh per dwelling unit.
Which fire code does South Dakota enforce?
South Dakota enforces IFC 2015. State Fire Marshal references 2015 IFC; many local jurisdictions on newer editions.
Code adoption summary
| NEC edition | 2023 NEC |
|---|---|
| Appliance listing (UL 858) | Effectively required |
| NRTL listing requirement | Required |
| Fire code | IFC 2015 |
| UL 9540 (residential ESS) | Effectively required |
| UL 9540A propagation test | Effectively required |
| Residential ESS cap | 20 kWh / dwelling |
| NFPA 855 edition | 2017 |
Sources