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Friedman Edge Reading Room · Building codes · SC

2021 South Carolina Residential Code

Search the full code or open a filed part below. Where an official amendment record is listed, its general substitutions and reference guide control alongside the marked section edits.

68 chapters and appendicesEffective January 1, 2023State amendments integrated

Contents of the code

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Appendices are reproduced as part of the source publication; whether an appendix governs depends on statewide or local adoption and reference.

  1. 01CHAPTER 1 SCOPE AND ADMINISTRATION118 sections · 46,660 characters
  2. 02CHAPTER 2 DEFINITIONS7 sections · 89,737 characters
  3. 03CHAPTER 3 BUILDING PLANNING401 sections · 223,955 characters
  4. 04CHAPTER 4 FOUNDATIONS143 sections · 137,299 characters
  5. 05CHAPTER 5 FLOORS137 sections · 95,680 characters
  6. 06CHAPTER 6 WALL CONSTRUCTION367 sections · 402,664 characters
  7. 07CHAPTER 7 WALL COVERING120 sections · 107,934 characters
  8. 08CHAPTER 8 ROOF-CEILING CONSTRUCTION113 sections · 117,049 characters
  9. 09CHAPTER 9 ROOF ASSEMBLIES157 sections · 59,225 characters
  10. 10CHAPTER 10 CHIMNEYS AND FIREPLACES93 sections · 38,512 characters
  11. 11CHAPTER 11 [RE] ENERGY EFFICIENCY1 sections · 552 characters
  12. 12CHAPTER 12 MECHANICAL ADMINISTRATION8 sections · 2,269 characters
  13. 13CHAPTER 13 GENERAL MECHANICAL SYSTEM REQUIREMENTS49 sections · 23,106 characters
  14. 14CHAPTER 14 HEATING AND COOLING EQUIPMENT AND APPLIANCES72 sections · 21,067 characters
  15. 15CHAPTER 15 EXHAUST SYSTEMS44 sections · 17,802 characters
  16. 16CHAPTER 16 DUCT SYSTEMS28 sections · 16,245 characters
  17. 17CHAPTER 17 COMBUSTION AIR4 sections · 721 characters
  18. 18CHAPTER 18 CHIMNEYS AND VENTS57 sections · 16,332 characters
  19. 19CHAPTER 19 SPECIAL APPLIANCES, EQUIPMENT AND SYSTEMS13 sections · 2,250 characters
  20. 20CHAPTER 20 BOILERS AND WATER HEATERS30 sections · 7,594 characters
  21. 21CHAPTER 21 HYDRONIC PIPING126 sections · 35,214 characters
  22. 22CHAPTER 22 SPECIAL PIPING AND STORAGE SYSTEMS28 sections · 6,477 characters
  23. 23CHAPTER 23 SOLAR THERMAL ENERGY SYSTEMS32 sections · 9,131 characters
  24. 24CHAPTER 24 FUEL GAS565 sections · 307,222 characters
  25. 25CHAPTER 25 PLUMBING ADMINISTRATION21 sections · 7,621 characters
  26. 26CHAPTER 26 GENERAL PLUMBING REQUIREMENTS36 sections · 14,619 characters
  27. 27CHAPTER 27 PLUMBING FIXTURES99 sections · 25,458 characters
  28. 28CHAPTER 28 WATER HEATERS27 sections · 8,325 characters
  29. 29CHAPTER 29 WATER SUPPLY AND DISTRIBUTION283 sections · 123,157 characters
  30. 30CHAPTER 30 SANITARY DRAINAGE159 sections · 58,756 characters
  31. 31CHAPTER 31 VENTS85 sections · 23,884 characters
  32. 32CHAPTER 32 TRAPS14 sections · 5,182 characters
  33. 33CHAPTER 33 STORM DRAINAGE11 sections · 2,352 characters
  34. 34CHAPTER 34 GENERAL REQUIREMENTS63 sections · 32,527 characters
  35. 35CHAPTER 35 ELECTRICAL DEFINITIONS3 sections · 22,069 characters
  36. 36CHAPTER 36 SERVICES125 sections · 53,751 characters
  37. 37CHAPTER 37 BRANCH CIRCUIT AND FEEDER REQUIREMENTS69 sections · 34,778 characters
  38. 38CHAPTER 38 WIRING METHODS32 sections · 19,580 characters
  39. 39CHAPTER 39 POWER AND LIGHTING DISTRIBUTION169 sections · 100,389 characters
  40. 40CHAPTER 40 DEVICES AND LUMINAIRES71 sections · 32,102 characters
  41. 41CHAPTER 41 APPLIANCE INSTALLATION11 sections · 10,883 characters
  42. 42CHAPTER 42 SWIMMING POOLS102 sections · 65,376 characters
  43. 43CHAPTER 43 CLASS 2 REMOTE-CONTROL, SIGNALING AND POWER-LIMITED CIRCUITS21 sections · 9,695 characters
  44. 44CHAPTER 44 REFERENCED STANDARDS47 sections · 89,061 characters
  45. 45APPENDIX AA SIZING AND CAPACITIES OF GAS PIPING23 sections · 34,452 characters
  46. 46APPENDIX AB SIZING OF VENTING SYSTEMS SERVING APPLIANCES EQUIPPED WITH DRAFT HOODS, CATEGORY I APPLIANCES AND APPLIANCES LISTED FOR USE WITH TYPE B VENTS12 sections · 26,106 characters
  47. 47APPENDIX AC EXIT TERMINALS OF MECHANICAL DRAFT AND DIRECT-VENT VENTING SYSTEMS3 sections · 628 characters
  48. 48APPENDIX AD RECOMMENDED PROCEDURE FOR SAFETYINSPECTION OF AN EXISTING APPLIANCE INSTALLATION15 sections · 24,718 characters
  49. 49APPENDIX AE MANUFACTURED HOUSING USED AS DWELLINGS100 sections · 43,692 characters
  50. 50APPENDIX AF RADON CONTROL METHODS35 sections · 22,966 characters
  51. 51APPENDIX AG PIPING STANDARDS FOR VARIOUS APPLICATIONS5 sections · 8,866 characters
  52. 52APPENDIX AH PATIO COVERS27 sections · 8,400 characters
  53. 53APPENDIX AI PRIVATE SEWAGE DISPOSAL3 sections · 284 characters
  54. 54APPENDIX AJ EXISTING BUILDINGS AND STRUCTURES69 sections · 21,968 characters
  55. 55APPENDIX AK SOUND TRANSMISSION10 sections · 2,749 characters
  56. 56APPENDIX AL PERMIT FEES3 sections · 1,226 characters
  57. 57APPENDIX AM HOME DAY CARE—R-3 OCCUPANCY20 sections · 6,602 characters
  58. 58APPENDIX AN VENTING METHODS3 sections · 814 characters
  59. 59APPENDIX AO AUTOMATIC VEHICULAR GATES10 sections · 1,595 characters
  60. 60APPENDIX AP SIZING OF WATER PIPING SYSTEM19 sections · 43,571 characters
  61. 61APPENDIX AQ TINY HOUSES33 sections · 8,263 characters
  62. 62APPENDIX AR LIGHT STRAW-CLAY CONSTRUCTION35 sections · 11,576 characters
  63. 63APPENDIX AS STRAWBALE CONSTRUCTION102 sections · 48,865 characters
  64. 64APPENDIX AT [RE] SOLAR-READY PROVISIONS—DETACHED ONE- AND TWO-FAMILY DWELLINGS AND TOWNHOUSES16 sections · 4,161 characters
  65. 65APPENDIX AU COB CONSTRUCTION (MONOLITHIC ADOBE)98 sections · 51,707 characters
  66. 66APPENDIX AV BOARD OF APPEALS25 sections · 5,960 characters
  67. 67APPENDIX AW 3D-PRINTED BUILDING CONSTRUCTION17 sections · 5,128 characters
  68. 68APPENDIX AX (RC) ZERO ENERGY RESIDENTIAL BUILDING PROVISIONS6 sections · 2,249 characters