Chapter 3 - BOUNDARIES OF EXISTING COUNTIES
- Section 4-3-2 - Use of geographic coordinate system
- Section 4-3-5 - Center line of waterways defined
- Section 4-3-10 - Abbeville County
- Section 4-3-20 - Aiken County
- Section 4-3-30 - Allendale County
- Section 4-3-40 - Anderson County
- Section 4-3-50 - Bamberg County
- Section 4-3-60 - Barnwell County
- Section 4-3-70 - Beaufort County
- Section 4-3-75 - Beaufort County; Jasper County area transferred to Beaufort County
- Section 4-3-80 - Berkeley County
- Section 4-3-85 - Berkeley County; Charleston County area transferred to Berkeley County
- Section 4-3-90 - Calhoun County
- Section 4-3-100 - Charleston County
- Section 4-3-110 - Cherokee County
- Section 4-3-120 - Chester County
- Section 4-3-130 - Chesterfield County
- Section 4-3-140 - Clarendon County
- Section 4-3-150 - Colleton County
- Section 4-3-160 - [Repealed]
- Section 4-3-170 - Darlington County
- Section 4-3-180 - Dillon County
- Section 4-3-190 - Dillon County; creation of Huggins township
- Section 4-3-200 - Dorchester County
- Section 4-3-210 - Dorchester County; portion of Lincolnville area in Charleston County transferred to Dorchester County
- Section 4-3-220 - Dorchester County; additional area of Charleston County transferred to Dorchester County
- Section 4-3-230 - Dorchester County; additional area of Charleston County transferred to Dorchester County; designation of area
- Section 4-3-231 - Dorchester County; additional area of Charleston County transferred to Dorchester County
- Section 4-3-232 - Dorchester County; additional area of Charleston County transferred to Dorchester County
- Section 4-3-233 - Dorchester County; additional area of Charleston County transferred to Dorchester County
- Section 4-3-234 - Dorchester County; additional area of Charleston County transferred to Dorchester County
- Section 4-3-235 - Dorchester County; additional area of Charleston County transferred to Dorchester County
- Section 4-3-236 - Dorchester County; portion of Charleston County transferred to Dorchester County
- Section 4-3-240 - Edgefield County
- Section 4-3-250 - Fairfield County
- Section 4-3-260 - Florence County
- Section 4-3-270 - Georgetown County
- Section 4-3-280 - Greenville County
- Section 4-3-290 - Greenwood County
- Section 4-3-300 - Hampton County
- Section 4-3-310 - Horry County
- Section 4-3-311 - Horry County; defined area of Georgetown County annexed by Horry County
- Section 4-3-312 - Horry County; Georgetown County area transferred to Horry County
- Section 4-3-320 - Jasper County
- Section 4-3-325 - Jasper County; Beaufort County area transferred to Jasper County
- Section 4-3-330 - Kershaw County
- Section 4-3-340 - Lancaster County
- Section 4-3-341 - Lancaster County; area of Kershaw County annexed to Lancaster County
- Section 4-3-350 - Laurens County
- Section 4-3-360 - Lee County
- Section 4-3-370 - Lexington County
- Section 4-3-380 - Marion County
- Section 4-3-390 - Marlboro County
- Section 4-3-400 - McCormick County
- Section 4-3-410 - Newberry County
- Section 4-3-420 - Oconee County
- Section 4-3-430 - Orangeburg County
- Section 4-3-440 - Pickens County
- Section 4-3-450 - Pickens County; annexation of portion of Stone Church area in Oconee County to Pickens County
- Section 4-3-460 - Richland County
- Section 4-3-470 - Saluda County
- Section 4-3-480 - Spartanburg County
- Section 4-3-490 - Sumter County
- Section 4-3-500 - Union County
- Section 4-3-510 - Union County; boundaries of townships
- Section 4-3-520 - Williamsburg County
- Section 4-3-530 - York County