{"data":{"id":"us-nyc/n.y.c.-admin.-code-27-274","jurisdiction":"us-nyc","citation":"N.Y.C. Admin. Code § 27-274","heading":"§ 27-274 Classification.","body":"Buildings or spaces in noncombustible construction group I are those in which the walls, exitways, shafts, structural members, floors, and roofs are constructed of noncombustible materials and assemblies affording the fire-resistance ratings specified in table 3-4. The noncombustible construction group I consists of classes I-A, I-B, I-C, I-D, and I-E.","path":["New York City Administrative Code","Title 27","Chapter 1: Building Code"],"source_url":"https://files.amlegal.com/pdffiles/NewYorkCity/Admin/XML.zip","current_through":"Local Law 2026/135 (enacted August 31, 2026)","vintage":"","retrieved_at":"2026-09-06T02:48:57Z","sha256":"8e323b0d12f667ab407783b455e9755585168eade7720b5b81324403847b3544","source_id":"us-nyc","stale":false,"prev":"us-nyc/n.y.c.-admin.-code-27-273","next":"us-nyc/n.y.c.-admin.-code-27-275"},"notice":"GroundRules: Original legal text. Not legal advice."}