Section 408 — PLUMBING — 2025 California Existing Building Code (Title 24, Part 10)

408.1 Materials. ¶

408.1 Materials. Plumbing materials and supplies shall not be used for repairs that are prohibited in the California Plumbing Code . [HCD 1, HCD 2, BSC & BSC-CG] Existing plumbing systems undergoing repair shall comply with the California Plumbing Code and Divi- sion 4.3 or Division 5.3 of the CALGreen Code, as applicable.

provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district

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408.2 Water closet replacement. ¶

408.2 Water closet replacement. The maximum water consumption flow rates and quantities for all replaced water closets shall be 1.28 gallons (4.8 L ) per flushing cycle.

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408.3 Health care facilities. ¶

408.3 Health care facilities. Portions of medical gas systems being repaired in Group I-2, ambulatory care facilities and outpatient clinics shall comply with NFPA 99 requirements for repairs. 4-4 2025 CALIFORNIA EXISTING BUILDING CODE on Jul 18, 2025 11:14 AM (CDT) THEREUNDER. CALIFORNIA EXISTING BUILDING CODE – MATRIX ADOPTION TABLE CHAPTER 4A – REPAIRS [OSHPD 1] (Matrix Adoption Tables are nonregulatory, intended only as an aid to the code user. See Chapter 1 for state agency authority and building applications.) Adopting…

provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use

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