{"format":"cadcraft-library-item","format_version":1,"uuid":"e30c162f-6943-41dd-968b-cfd973b99e65","version":2,"name":"New York City: 2022 New York City Building Code","kind":"regulation","category":"regulations/building","description":"The city's own code, not based on the IRC — the city's own code (the state residential code does not apply in New York City); values for one- and two-family dwellings (Group R-3) (New York City Council; NYC Department of Buildings; NYC Admin. Code Title 28 ch. 7 (Local Law 126 of 2021)). Design criteria from www.nyc.gov (2022). Entered from the cited source on 2026-10-27 (research confidence: hig…","maker":"","model":"","ifc":{"class":"IfcControl","predefined":"NOTDEFINED"},"plan":{"layers":[],"entities":[]},"body":null,"params":{},"regulation":{"format":"cadcraft-regulation-pack","version":1,"id":"us-ny-nyc","name":"New York City: 2022 New York City Building Code","jurisdiction":{"country":"US","level":"city","region":"US-NY","name":"New York City"},"base":null,"edition":"2022 NYC Building Code (own code)","in_force":"2022-11-07","review":{"state":"draft","note":"The city's own code, not based on the IRC — the city's own code (the state residential code does not apply in New York City); values for one- and two-family dwellings (Group R-3) (New York City Council; NYC Department of Buildings; NYC Admin. Code Title 28 ch. 7 (Local Law 126 of 2021)). Design criteria from www.nyc.gov (2022). Entered from the cited source on 2026-10-27 (research confidence: hig…"},"authority":"adopted-law","source":{"name":"New York City Council; NYC Department of Buildings, NYC Admin. Code Title 28 ch. 7 (Local Law 126 of 2021)","url":"https://www.nyc.gov/assets/buildings/codes-pdf/cons_codes_2022/2022BC_Chapter10_EgressWBwm.pdf","date":"2021-11-07","checked":"2026-10-27"},"maker":null,"price":null,"criteria":{"ground_snow_load":{"text":"25 psf (BC 1608.2)","value":25,"unit":"psf"},"wind_speed":{"text":"117 mph, Risk Category II, ultimate (BC Table 1609.3)","value":117,"unit":"mph"},"seismic_category":{"text":"Not required for one- and two-family dwellings of three stories or less (BC 1613.1 Exc. 1)"},"frost_depth":{"text":"4 ft below the lowest adjacent grade (BC 1809.3.1)","value":1219.2,"unit":"mm"},"flood_hazards":{"text":"BC Appendix G and the FEMA FIRM"},"climate_zone":{"text":"4A (IECC county list)"}},"tables":[],"rules":[{"id":"stair.riser.max","applies":"stair","op":"<=","unit":"mm","clause":"BC 1011.5.2 Exc. 4.2","label":"Riser height","note":"Group R-3. Also 2 risers + 1 tread = 24 to 25 1/2 in.","value":209.55},{"id":"stair.tread.min","applies":"stair","op":">=","unit":"mm","clause":"BC 1011.5.2 Exc. 4.2","label":"Tread depth","note":"Group R-3, plus nosing.","value":228.6},{"id":"stair.width.min","applies":"stair","op":">=","unit":"mm","clause":"BC 1011.2 Exc. 1.1","label":"Stair width","note":"Occupant load 50 or less.","value":914.4},{"id":"stair.headroom.min","applies":"stair","op":">=","unit":"mm","clause":"BC 1011.3 Exc. 1","label":"Stair headroom","note":"R-2/R-3.","value":2032},{"id":"stair.rail.height","applies":"stair","op":"between","unit":"mm","clause":"BC 1014.2","label":"Handrail height","note":"","min":863.6,"max":965.2},{"id":"room.ceiling.min","applies":"room","op":">=","unit":"mm","clause":"BC 1208.2","label":"Ceiling height","note":"Habitable rooms; basement habitable rooms in 1-2 family dwellings 7 ft.","value":2438.4},{"id":"room.light.min","applies":"room","op":">=","unit":"pct","clause":"BC 1205.2.1","label":"Glazing, share of floor area","note":"Each opening at least 12 sq ft glazed.","value":10},{"id":"room.vent.min","applies":"room","op":">=","unit":"pct","clause":"BC 1203.5.1.2.1","label":"Openable area, share of floor area","note":"May drop to 2 1/2 % with mechanical supply.","value":5}]},"source_attrs":{},"license":{"id":"CC0-1.0","holder":"CadCraft","attribution":"“New York City: 2022 New York City Building Code” by CadCraft (https://www.nyc.gov/assets/buildings/codes-pdf/cons_codes_2022/2022BC_Chapter10_EgressWBwm.pdf), CC0 (https://creativecommons.org/publicdomain/zero/1.0/)","url":"https://creativecommons.org/publicdomain/zero/1.0/"},"provenance":{"library":"librarycraft","item":"e30c162f-6943-41dd-968b-cfd973b99e65","version":2,"sha256":"33b63475d720dec631e9b14934f5445b909806b430471a6064750714dc3c0cbf","source_file":"us-ny-nyc.json","source_sha256":"28ed547d29884db4660d8347dc8683936dc9d81ae48539751015b244e1f9cd0a","published_at":"2026-10-27T02:07:27Z"}}