5 county-level rules, plus city-specific rules for 3 cities in Rankin County, Mississippi.
Verified from official government sources
Rankin County and its larger cities operate MS4 permits under MDEQ. New development over 1 acre requires NPDES coverage and a SWPPP. Ross Barnett Reservoir watershed receives extra scrutiny to protect the regional drinking water intake.
Erosion controls are required on all construction over 1 acre under the MDEQ Construction General Permit. Rankin's rolling terrain and sandy-loam soils erode quickly; silt fence, stabilized entrances, and weekly inspections are mandatory.
Rankin County is inland (about 150 miles north of the Mississippi Gulf Coast). Coastal zone rules do not apply. Ross Barnett Reservoir and Pearl River floodplain regulation govern waterfront work instead.
Rankin County enforces FEMA floodplain management (44 CFR 60.3). The Pearl River below the Ross Barnett spillway floods frequently - 1979, 2020, and 2022. New SFHA construction must meet freeboard requirements. NFIP participation is active.
Brandon, Pearl, and Flowood require grading permits for significant earth-moving work. Mississippi common law (reasonable-use doctrine) prohibits diverting surface water onto neighbors. Rolling terrain around the Reservoir demands careful drainage design.
3 cities in Rankin 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 Rankin County — parking, noise, fences, fires, animals, pools, and more.
Rankin County Ordinance Hub →