1 county-level rule, plus city-specific rules for 2 cities in Charleston County, South Carolina.
Verified from official government sources
Charleston County is a coastal NFIP community with one of the highest Community Rating System (CRS) scores in the United States, governed by Chapter 9 (Flood Damage Prevention and Protection) of the County Code, most recently amended by Ordinance No. 2306 adopted August 13, 2024. Construction in mapped FEMA Special Flood Hazard Areas along the Atlantic coast, harbor, and tidal creeks must meet strict elevation, foundation, and Elevation Certificate requirements. The county has been a Class 2 CRS community, providing eligible policyholders in unincorporated areas a 40% flood insurance premium discount.
2 cities in Charleston County have their own environmental rules rules. Each link goes to that city's dedicated page with code citations.
See every category we cover for Charleston County — parking, noise, fences, fires, animals, pools, and more.
Charleston County Ordinance Hub →