What building codes apply in South Carolina?

South Carolina has adopted 8 active building codes, including editions of the South Carolina Mechanical Code, South Carolina Building Code, South Carolina Residential Code. Use the list above to verify the specific year and edition for your project.

No, South Carolina generally mandates statewide building code adoption, ensuring consistent construction standards across all jurisdictions.

Most states, including South Carolina, review and adopt new building code editions every 3 to 6 years, typically following the triennial publication cycles of the ICC and NFPA.

South Carolina's current building code adoption is based on the 2021 edition cycle. Check the code cards above for specific edition years for each code type (IBC, IRC, IFC, etc.).

South Carolina publishes statewide amendments. The amendment type for each code is indicated by the badge (As Is, State Amended, or State Edition) on each code card above.

Permit requirements in South Carolina depend on the locally adopted building codes shown above. Contact your local building department for specific permit thresholds and submittal requirements. The code edition in effect on your permit application date determines which requirements apply to your project.