Chapter 8 — ALTERATIONS—LEVEL 2
2025 California Existing Building Code (Title 24, Part 10) · 2025 edition · ingested 2026-07-07 · California
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User notes: About this chapter: Like Chapter 7, the purpose of this chapter is to provide detailed requirements and provisions to identify the required improvements in the existing building elements, building spaces and building structural system when a building is being altered. This chapter is distinguished from Chapters 7 and 9 by involving space reconfiguration that could be up to and including 50 percent of the area of the building. In contrast, Level 1 alterations (Chapter 7) do not involve space reconfiguration, and Level 3 alterations (Chapter 9) involve extensive space…