• on 23 Juil 2026
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ICC 2024 IRC International Residential Code For One- and Two- Family – Looseleaf

The 2024 International Codes® (I-Codes®) have undergone substantial formatting changes as part of the digital transformation strategy of the International Code Council® (ICC®) to improve the user experience. The changes, promoting a cleaner, more modern look and enhancing readability and sustainability, include: Single column text format and modernized font styles improves readabilityQR Codes replace vertical margin sidebars and arrows to identify code changes more accuratelyShading for table headers and notes improves locating tables and applicable notesGrouping of associated content brings tables and figures immediately after the parent section This comprehensive code comprises all building, plumbing, mechanical, fuel gas, energy conservation and electrical requirements for one- and two-family dwellings and townhouses up to three stories. The 2024 IRC® contains many important changes: Imaginary lot lines are added for calculating fire separation distance when considering multiple dwellings on a single lotShared accessory rooms are an option in two-family dwellings10-amp circuits now allowed for some lighting circuits, lighting outlets and exhaustMany requirements for energy storage systems addedNew protection requirements for storage batteries in garages are addedSleeping loft requirements added for habitable attic style lofts and tiny home style lofts now have maximum size limits to meet an exceptionReinforcement of the floor below guards at a mezzanine is now requiredThe final test of the DWV system may be visualAir exhaust openings now allowed near operable windows and doorsA2L refrigerants are added as an option for cooling equipmentSolvent cement joints for CPVC pipe are allowed above and below groundKitchen islands are no longer required to have receptacle outletsSnow, wind and seismic maps updatedAccessibility in care facilities clarifiedEV cars are added to the feeder load calculations