Ch. 16 Nonpotable Rainwater Catchment Systems — 2025 California Plumbing Code
California Plumbing Code (Title 24, Part 5) · 2025 edition · updated 2026-10-19 · California
CBSC: official editions, supplements and errata
Italicized text is a California amendment to the model code, as printed in the official publication.
Cite as: 2025 California Plumbing Code (Title 24, Part 5) Chapter 16 · Effective January 1, 2026 · Official source: Building Standards Commission
(Matrix Adoption Tables are non-regulatory, intended only as an aid to the code user. See Chapter 1 for state agency authority and building applications.)
| Adopting Agency | BSC | BSC-CG | SFM | HCD 1 | HCD 2 | HCD 1-AC | DSA AC | DSA SS | DSA SS/CC | OSHPD 1 | OSHPD 1R | OSHPD 2 | OSHPD 3 | OSHPD 4 | OSHPD 5 | OSHPD 6 | BSCC | DPH | AGR | DWR | CEC | CA | SL | SLC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Adopt Entire Chapter | ||||||||||||||||||||||||
| Adopt Entire Chapter as amended (amended sections listed below) | X | X | X | |||||||||||||||||||||
| Adopt only those sections that are listed below | ||||||||||||||||||||||||
| Chapter/ |
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| 1601.2 | X | X | ||||||||||||||||||||||
| 1601.3 & Exceptions 1 & 2 | X | X | X | |||||||||||||||||||||
| 1601.5 | X | X | ||||||||||||||||||||||
| 1601.6 | X | X | ||||||||||||||||||||||
| 1601.7 | X | X | ||||||||||||||||||||||
| 1602.4 & Exceptions | X | X | X | |||||||||||||||||||||
| 1602.7 | X | |||||||||||||||||||||||
| 1603.3 | X | X | ||||||||||||||||||||||
| 1603.3.1 & Exception | X | X | ||||||||||||||||||||||
| 1603.4 | X | X | ||||||||||||||||||||||
| 1603.4.1 | X | X | ||||||||||||||||||||||
| Table 1603.4 | X | X | ||||||||||||||||||||||
| 1603.7 | X | X | ||||||||||||||||||||||
| 1603.8 | X | X | ||||||||||||||||||||||
| 1603.9 | X | X | ||||||||||||||||||||||
| 1603.10 A & B | X | X | ||||||||||||||||||||||
| 1603.12 | X | X | ||||||||||||||||||||||
| 1603.20 | X | X | ||||||||||||||||||||||
| 1604.1 - 1604.3 | X | X | ||||||||||||||||||||||
| 1605.3 | X | X | ||||||||||||||||||||||
| 1605.3.2 | X | X | ||||||||||||||||||||||
| 1605.3.3 | X | X |
This state agency does not adopt sections identified with the following symbol: The Office of the State Fire Marshal’s adoption of this chapter or individual sections is applicable to structures regulated by other state agencies pursuant to Section 1.11.0.
CHAPTER 16
NONPOTABLE RAINWATER CATCHMENT SYSTEMS
1601.0 General.¶
1602.0 Nonpotable Rainwater Catchment Systems.¶
1603.0 Design and Installation.¶
1604.0 Signs.¶
1605.0 Inspection and Testing.¶
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