Adopted edition
IRC 2021
Inherits from Charleston County county floor.
SC · City
Mount Pleasant, SC.
Mount Pleasant, SC — building code: IRC 2021.
Design wind speed
160 mph
ASCE 7 Risk Cat II, 3-second gust at 33 ft.
Climate zone (IECC)
3A
Drives R-value, fenestration U-factor, and air-leakage envelope rules.
Special zones
- HVHZ
- WBDR
- WUI
- FEMA SFHA possible
Permit office
Mount Pleasant Building Department
www.tompsc.com/151/PermitZIP coverage
3 ZIP codes inside Mount Pleasant.
Each ZIP resolves to the correct city + county + state on every parcel lookup. Multi-jurisdiction parcels pick up amendments from each layer.
29464 29465 29466
Working in Mount Pleasant?
Pull an address-level code packet for any parcel in Mount Pleasant. SkyCanvass resolves the address, looks up the Mount Pleasant-specific amendments and the Charleston County county and South Carolina state floor, then emits a cited packet ready for permit submittal.
See the Charleston County county overview, or the South Carolina state directory .
Pull a Mount Pleasant code packet.
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