Chapter 5 — GENERAL BUILDING HEIGHTS AND AREAS

Section 504 — BUILDING HEIGHT AND NUMBER OF STORIES

2025 California Building Code (Title 24, Part 2) · 2025 edition · ingested 2026-07-07 · California

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504.1 General.

504.1 General. The height, in feet, and the number of stories of a building shall be determined based on the type of construction, occupancy classification and whether there is an automatic sprinkler system installed throughout the building. Exception: The building height of one-story aircraft hangars, aircraft paint hangars and buildings used for the manufacturing of aircraft shall not be limited where the building is provided with an automatic sprinkler system or automatic fire-extinguishing system in accordance with Chapter 9 and is entirely surrounded by public ways or yards not less in…

504.2 Mixed occupancy.

504.2 Mixed occupancy. In a building containing mixed occupancies in accordance with Section 508, no individual occupancy shall exceed the height and number of story limits specified in this section for the applicable occupancies.

504.3 Height in feet.

504.3 Height in feet. The maximum height, in feet, of a building shall not exceed the limits specified in Table 504.3. Exception: Towers, spires, steeples and other rooftop structures shall be constructed of materials consistent with the required type of construction of the building except where other construction is permitted by Section 1511.2.4. Such structures shall not be used for habitation or storage. The structures shall be unlimited in height where of noncombustible materials and shall not extend more than 20 feet (6096 mm) above the allowable building height where of combustible…

504.4 Number of stories.

504.4 Number of stories. The maximum number of stories above grade plane of a building shall not exceed the limits specified in Table 504.4. TABLE 504.4—ALLOWABLE NUMBER OF STORIES ABOVE GRADE PLANEa, b, nCol2Col3Col4Col5Col6Col7Col8Col9Col10Col11Col12Col13Col14 ------------------------------------------ OCCUPANCY<brCLASSIFICATIONTYPE OF CONSTRUCTIONTYPE OF CONSTRUCTIONTYPE OF CONSTRUCTIONTYPE OF CONSTRUCTIONTYPE OF CONSTRUCTIONTYPE OF CONSTRUCTIONTYPE OF CONSTRUCTIONTYPE OF CONSTRUCTIONTYPE OF CONSTRUCTIONTYPE OF CONSTRUCTIONTYPE OF CONSTRUCTIONTYPE OF CONSTRUCTIONTYPE OF CONSTRUCTION…