IBC 2021 · Model
Chapter 5: General Building Heights And Areas
38 sections in this chapter of the IBC 2021 model text — not Model's amended edition.
501.1 Scope The provisions of this chapter control the height and area of structures hereafter erected and additions to existing structures.
- 501.1Scope
- 502.1Address identification
- 503.1General
- 503.1.1Special industrial occupancies
- 503.1.2Buildings on same lot
- 503.1.3Type I construction
- 504.1General
- 504.1.1Unlimited area buildings
- 504.2Mixed occupancy
- 504.3Height in feet
- 504.4Number of stories
- 505.1General
- 505.2Mezzanines
- 505.2.1Area limitation
- 505.3Equipment platforms
- 506.1General
- 506.1.1Unlimited area buildings
- 506.2Allowable area determination
- 506.2.1Single-occupancy buildings
- 506.2.2Mixed-occupancy buildings
- 506.3Frontage increase
- 507.1General
- 507.1.1Accessory occupancies
- 507.2Measurement of open spaces
- 507.3Nonsprinklered, one-story buildings
- 507.4Sprinklered, one-story buildings
- 507.5Two-story buildings
- 509.1General
- 509.2Occupancy classification
- 509.3Area limitations
- 509.4Separation and protection
- 510.1General
- 510.2Horizontal building separation allowance
- 510.3Group S-2 enclosed parking garage with Group S-2 open parking garage above
- 510.4Parking beneath Group R
- 510.5Group R-1 and R-2 buildings of Type IIIA construction
- 510.6Group R-1 and R-2 buildings of Type IIA construction
- 510.7Open parking garage beneath Groups A, I, B, M and R
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