OSFM Code Interpretations

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Code Interpretations - Appeals - Formal Interpretations - Guidance Papers

Interpretation Code Type Edition
1203.4.1.2 - Above Grade Vent Well Size Requirements for Natural Ventilation Building 2012
1203.5.1.2 - Above Grade Vent Well Size Requirements for Natural Ventilation Building 2018
1208.2 - Sprinklers for Dry Cleaning Facilities Fire Prevention 2012
1209.3 - Roof Access Opening for 3-Story or Less Building Building 2012
1210.2 - Use of Epoxy Paint as a Smooth, Hard, Nonabsorbent Surface Around Plumbing Fixtures Building 2018
1210.2 - Use of Epoxy Paint as a Smooth, Hard, Nonabsorbent Surface Around Plumbing Fixtures Building 2012
1210.3 - Use of Epoxy Paint as a Smooth, Hard, Nonabsorbent Surface Around Plumbing Fixtures Building 2012
1301.1.1 - Senate Bill 131 Impact to the Application of the 2012 NC Energy Conservation Code Building 2012
1301.1.1 - Senate Bill 131 Impact to the Application of the 2018 NC Energy Conservation Code Building 2018
1303.2 - Combustible Dust Housekeeping in Woodworking Facilities Fire Prevention 2012
1307.1 - Compatible Properly Matched Partial Replacement of a Split System Heat Pump or Air Condition Residential 2018
1401.2 - Change of Occupancy - Residential Existing Buildings 2015
1401.6.9 - Existing Building Evaluation - Fire Alarm System Values Existing Buildings 2015
1401.6.9 - Existing Building Evaluation - Fire Alarm System Values Existing Buildings 2018
1403.5 and 1612.4 - Engineered Wood Products and Connectors in Marine and Flood Zone Environments Building 2012
1403.6 - Engineered Wood Products and Connectors in Marine and Flood Zone Environments Building 2018
1407 - Exterior Metal Wall Panels with a Foam Plastic Core Building 2012
1411.3.1(1) - Auxiliary Drain Pan Size Requirements Residential 2018
1414.1 - Fire Sprinkler System Completion and Building Occupancy Fire Prevention 2012
1503.1 - Exhaust Hood for Domestic Cooking Equipent Residential 2018
1503.4 - Kitchen Exhaust Makeup Air Exceptions Residential 2018
1604.5 - Risk Category 3 and Assembly Occupancy Building 2018
1609.1.2 - Replacement Windows - Windborne Debris Protection Building 2018
1609.1.2 - Replacement Windows - Windborne Debris Protection Building 2012
1612.4 - Engineered Wood Products and Connectors in Marine and Flood Zone Environments Building 2018
1704.3 - Special Inspections for Fabrication and Erection of Structural Steel Building 2012
1705.1.3 - Applicability of Special Inspections Building 2018
1707 - Special Inspection for Seismic Resistance Exception Building 2012
1709.5 - Window Replacement - Design Pressure Rating Building 2018
1715.5 - Window Replacement - Design Pressure Rating Building 2012
1807.2.5 - Retaining Wall Cumulative Vertical Height Building 2018
1807.2.5 - Retaining Wall Cumulative Vertical Height Building 2012
1904 - Concrete Cold Weather Requirements Building 2018
1904.4 - Concrete Cold Weather Requirements Building 2012
1904.4 - Open Building Sprinklers in Lumber Yards and Woodworking Facilities Fire Prevention 2012
202 - HVAC Zoning for Single Family Dwellings Energy Conservation 2012
202 - Process Energy Exemption Energy Conservation 2012
204.3 - Swimming Pool Barrier Permits Administrative
204.3 - Swimming Pool Barrier Permits Administrative 2012
210.11 - Number of Outlets on Circuits in Dwellings Electrical 2017
210.11 - Number of Outlets on Circuits in Dwellings Electrical 2014
210.11 B - Number of Outlets on Circuits in Dwellings Electrical 2008
210.12 B - Arc-Fault Circuit-Interrupters in Bedrooms of Dwellings Electrical 2008
210.12(A) - Arc-Fault Circuit-Interrupters in Dwellings Electrical 2014
210.21 B3 - 15 Amp Duplex Receptacles on 20 Amp Circuits Electrical 2008
210.21(B)(3) - 15 Amp Duplex Receptacles on 20 Amp Circuits Electrical 2014
210.52(A) - Wall Space v. Wall Countertop Space Electrical 2017
210.52(A) - Wall Space v. Wall Countertop Spaces Electrical 2014
210.52(C)(3) - Dwelling Kitchen Peninsular Required Receptacle(s) Electrical 2017
210.52(E) - Outdoor Receptacle Requirements for Dwellings Electrical 2017
210.52(E) - Outdoor Receptacle Requirements for Dwellings Electrical 2014
210.8 B2 - G F C I Receptacles in Commercial Kitchens Electrical 2008
210.8(A)(4) - GFCI Protection in a Crawl Space Electrical 2017
210.8(A)(4) - GFCI Protection in a Crawl Space Electrical 2014
210.8(B) - General Rules for GFCI Protection of Receptacles in Non-Dwelling Applications Electrical 2017
210.8(B)(2) - GFCI Receptacles in Commercial Kitchens Electrical 2014
2203.2 - Combustible Dust Housekeeping in Woodworking Facilities Fire Prevention 2018
2206.2.3 - Listing and Labeling of Above Ground Fuel Dispensing Tanks Fire Prevention 2012
230.7 - Meter Enclosures with Generator Feed-Through Feeders Electrical 2017
230.70(A)(1) - Length of Service-Entrance Conductors Electrical 2017
2304.11.6 - Borate Termite Treatment Building 2012
2304.12.4 - Borate Termite Treatment Building 2018
2306.2 - High Piled Storage Draft Curtain and Smoke and Heat Vent Options - Copy Fire Prevention 2012
2306.2 - High-Piled Combustible Storage Area Fire Prevention 2012
2306.2.3 - Listing and Labeling of Above Ground Fuel Dispensing Tanks Fire Prevention 2018
2308 9 5 Supplements to Girder and Header Span Tables for No. 2 Southern Pine Building 2012
2308 9 6 Supplements to Girder and Header Span Tables for No. 2 Southern Pine Building 2012
2403.2 - Approval of Inflatable Amusement Devices Fire Prevention 2012
2404.3 - 3rd Party Listing Requirement for Generator Clearance Reduction Residential 2018
2408.1 - Thread Compounds and PTFE Tape Residential 2018
2411.1 - CSST Bonding Requirements for Contractors and Code Official Residential 2018
2414.10.4 - Cast Iron Fittings for Steel or Wrought-iron Gas Piping Residential 2018
2414.8 - Metal Piping-Hanger Compatibility Residential 2018
2414.8 - Protective Coating – Corrosion Protection Residential 2018
2414.8 - Protective Coating – Corrosion Protection Residential 2018