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22 topics across 8 categories
Field notes on the 2018 NC Residential Code, compiled by Dylan McGill. Use these as a reference, not a substitute for the adopted code or your local permit office. Every topic cites the section it draws from so you can verify against the source before you build.
This guide is a reference only. Confirm with your local permit office and the current adopted code before acting on any of it.
Also in this section: NC Permit Office Directory · Ask the guide.
Showing 22 of 22 topics
Bolt patterns, flashing, and band joist requirements for attaching a residential deck ledger to a wood-framed house.
Last reviewed 2026-04-14Post base hardware, footing depth, and uplift resistance for residential deck posts in North Carolina.
Last reviewed 2026-04-14Minimum opening area, sill height, and clear-opening dimensions for emergency escape and rescue openings in sleeping rooms and basements.
Last reviewed 2026-04-14Emergency escape and rescue requirements specific to basements, including window wells, ladders, and habitable-space triggers.
Last reviewed 2026-04-14Prescriptive R-values for ceilings, walls, and floors in North Carolina residential construction, plus the three paths to energy code compliance.
Last reviewed 2026-04-14Minimum attic access opening size, access location rules, and insulation baffles around eaves and attic access hatches.
Last reviewed 2026-04-14Minimum property-line setbacks, frost depth requirements, and bearing conditions for residential foundations in North Carolina.
Last reviewed 2026-04-14Minimum footing width, footing-to-wall transition, and anchor bolt requirements for sill plates in residential foundations.
Last reviewed 2026-04-14Ventilation, vapor retarder, and conditioned-crawl options for under-floor spaces in North Carolina residential construction.
Last reviewed 2026-04-14Nailing patterns and fastener minimums for the most common residential wood framing connections under the prescriptive path.
Last reviewed 2026-04-14Where fireblocking is required in concealed spaces, acceptable materials, and common penetration details.
Last reviewed 2026-04-14House wrap and WRB requirements: lapping, flashing integration, and penetration detailing behind exterior cladding.
Last reviewed 2026-04-14Net free ventilation ratios, soffit and ridge balance, and unvented roof assembly rules for residential attics.
Last reviewed 2026-04-14Fire-resistance, door, and floor requirements for the wall and ceiling separating an attached residential garage from the living space.
Last reviewed 2026-04-14Minimum ceiling heights for habitable rooms, kitchens, bathrooms, basements, and rooms with sloped ceilings.
Last reviewed 2026-04-14Where tempered or laminated safety glass is required near doors, tubs and showers, walking surfaces, and stairs.
Last reviewed 2026-04-14Guardrail height and opening limits for residential stairs, landings, and decks, plus window fall protection requirements for upper-story openings.
Last reviewed 2026-04-14Where to locate smoke alarms and carbon monoxide alarms in a residential dwelling, interconnection requirements, and power source rules.
Last reviewed 2026-04-14Wall receptacle spacing, required small-appliance and dedicated circuits, and where AFCI and GFCI protection is required in a residential dwelling.
Last reviewed 2026-04-14Minimum fixture clearances, required ventilation, and waterproofing requirements for residential bathrooms in North Carolina.
Last reviewed 2026-04-14