2021 South Carolina Building Code (2021 IBC-based, with SC amendments); effective Jan 1, 2023. Enforced by SC Building Codes Council (LLR) adopts; counties and municipalities enforce (S.C. Code Title 6, Ch. 9). Checked on the primary source; the state record was last reviewed 2026-11-12.
Adopted by the Building Codes Council under Title 6 Ch. 9; in force since Jan 1, 2023 (2021 IBC-based). Companion 2021 IRC, IPC, IMC, IFGC, IEBC also effective. Counties/municipalities must enforce Council modifications locally.
Source: primary document
Statewide layer. County and city amendments sit on top; confirm the local office for the address.
2024 IBC, IRC, IFC, IPC, IMC, IFGC and 2023 NEC adopted Aug 26, 2025 with SC modifications (modifications published in the State Register May 22, 2026); local implementation date Jan 1, 2027 (Council minutes Aug 26, 2025, restated May 19, 2026; no delay recorded)
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.
2021 South Carolina Building Code (2021 IBC-based, with SC amendments); effective Jan 1, 2023. Adopted by the Building Codes Council under Title 6 Ch. 9; in force since Jan 1, 2023 (2021 IBC-based). Companion 2021 IRC, IPC, IMC, IFGC, IEBC also effective. Counties/municipalities must enforce Council modifications locally.
SC Building Codes Council (LLR) adopts; counties and municipalities enforce (S.C. Code Title 6, Ch. 9).
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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