Definitions
NYC Building Code § BC 2302
in effectSection BC 2302: Definitions
2302.1 Definitions.
The following terms are defined in Chapter 2:
ACCREDITATION BODY.
BRACED WALL LINE.
BRACED WALL PANEL.
COLLECTOR.
CONVENTIONAL LIGHT-FRAME CONSTRUCTION.
CRIPPLE WALL.
CROSS-LAMINATED TIMBER (CLT).
DIAPHRAGM.
Diaphragm, blocked.
Diaphragm boundary.
Diaphragm chord.
Diaphragm, unblocked.
DRAG STRUT.
ENGINEERED WOOD RIM BOARD.
FIBERBOARD.
FIRECUT.
GABLE.
GRADE (LUMBER).
HARDBOARD.
HOLD-DOWN.
NAILING, BOUNDARY.
NAILING, EDGE.
NAILING, FIELD.
NATURALLY DURABLE WOOD.
Decay resistant.
Termite resistant.
NOMINAL SIZE (LUMBER).
PARTICLEBOARD.
PERFORMANCE CATEGORY.
PREFABRICATED WOOD I-JOIST.
RIM BOARD.
RISK CATEGORY.
SHEAR WALL.
Shear wall, perforated.
Shear wall segment, perforated.
STRUCTURAL COMPOSITE LUMBER.
Laminated strand lumber (LSL).
Laminated veneer lumber (LVL).
Oriented strand lumber (OSL).
Parallel strand lumber (PSL).
STRUCTURAL GLUED-LAMINATED TIMBER.
TIE-DOWN (HOLD-DOWN).
TREATED WOOD.
Fire-retardant-treated wood.
Preservative-treated wood.
WOOD SHEAR PANEL.
WOOD STRUCTURAL PANEL.
Composite panels.
Oriented strand board (OSB).
Plywood.
Source: City of New York, Charter, Administrative Code and Rules (American Legal Publishing XML export, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/newyorkcity/latest/NYCadmin/0-0-0-181517Fetched: 10/24/2026