Chapter 1 — GENERAL CODE PROVISIONS
102.8 Appendices. The provisions in the appendices are
California Plumbing Code (Title 24, Part 5) · 2025 edition · updated 2026-09-10 · California
Italicized text is a California amendment to the model code, as printed in the official publication.
intended to supplement the requirements of this code and shall not be considered part of this code unless formally adopted as such.
DIVISION II SCOPE AND ADMINISTRATION
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Ask AI about this code▸Contents — California Plumbing Code (Title 24, Part 5)
California Plumbing Code (Title 24, Part 5)
▸Chapter 1 — GENERAL CODE PROVISIONS
Overview- 301.7 One- and Two-Family Dwellings . .50
- 301.8 OSHPD 1R . . . . . . . . . . . . . . . . . . .50
- 310.14 Services/Systems and Utilities . . . .52
- 310.15 Telephone and Data
- 401.3 Water-Conserving Fixtures
- 422.8 Cosmetology . . . . . . . . . . . . . . . . .69
- 422.9 Cosmetology Establishments . . . . .69
- 422.10 Commissaries Serving Mobile
- 422.11 Employee Lavatories in
- 501.2 California Energy Code
- 601.4 Schools of Cosmetology and
- 601.5 Meat and Poultry Processing
- 601.6 Collection Centers and
- 601.7 Renderers . . . . . . . . . . . . . . . . . . .139
- 601.8 Horse Meat and Pet Food
- 615.1 Uses Not Permitted . . . . . . . . . . . . .162
- 616.0 Emergency Water Supply . . . . . . . .162
- 717.2 Meat and Poultry Processing
- 727.0 Emergency Sanitary Drainage . . .178
- 1010.2 Meat and Poultry Processing
- 1010.3 Collection Centers and
- 1010.4 Horse Meat and Pet Food
- 1010.5 Draining and Plumbing . . . . . . . .197
- 1211.8 Earthquake-Actuated Gas
- 1501.9 Signage . . . . . . . . . . . . . . . . . . . .310
- 1504.5 Irrigation, Disposal Field and
- 1504.6 Reserved . . . . . . . . . . . . . . . . . . .318
- 1504.7 Reserved . . . . . . . . . . . . . . . . . . .318
- 1505.15 Minimum Water Quality
- 1505.16 Maintenance and Inspection . . . .322
- 101.1 Title. This document shall be known as the “Uniform
- 101.2 Scope. The provisions of this code shall apply to the
- 101.3 Purpose. This code is an ordinance providing minimum req…
- 101.4 Unconstitutional. Where a section, subsection, sentence,…
- 101.5 Validity. Where a provision of this code, or the applica…
- 102.1 Conflicts Between Codes. Where the requirements
- 102.2 Existing Installations. Plumbing systems lawfully
- 102.3 Maintenance. The plumbing and drainage system,
- 102.4 Additions, Alterations, Renovations, or Repairs.
- 102.5 Health and Safety. Where compliance with the provisions …
- 102.6 Changes in Building Occupancy. Plumbing systems that are…
- 102.7 Moved Structures. Parts of the plumbing system of
- 102.8 Appendices. The provisions in the appendices are
- 103.1 General. The Authority Having Jurisdiction shall be
- 103.2 Liability. The Authority Having Jurisdiction charged
- 103.3 Applications and Permits. The Authority Having
- 103.4 Right of Entry. Where it is necessary to make an
- 104.1 Permits Required. It shall be unlawful for a person,
- 104.2 Exempt Work. A permit shall not be required for the
- 104.3 Application for Permit. To obtain a permit, the
- 104.4 Permit Issuance. The application, construction documents…
- 104.5 Fees. Fees shall be assessed in accordance with the
- 105.1 General. Plumbing systems for which a permit is
- 105.2 Required Inspections. New plumbing work and
- 105.3 Testing of Systems. Plumbing systems shall be
- 105.4 Connection to Service Utilities. No person shall
- 106.1 General. It shall be unlawful for a person, firm, or
- 106.2 Notices of Correction or Violation. Notices of
- 106.3 Penalties. A person, firm, or corporation violating a
- 106.4 Stop Orders. Where work is being done contrary to
- 106.5 Authority to Disconnect Utilities in Emergen-
- 106.6 Authority to Condemn. Where the Authority Having Jurisdi…
- 107.1 General. In order to hear and decide appeals of orders,
- 107.2 Limitations of Authority. The Board of Appeals
- Chapter 2 — DEFINITIONS
- Chapter 3 — GENERAL REGULATIONS
- Chapter 4 — PLUMBING FIXTURES AND FIXTURE FITTINGS
- Chapter 5 — WATER HEATERS
- Chapter 6 — WATER SUPPLY AND DISTRIBUTION
- Chapter 7 — SANITARY DRAINAGE
- Chapter 8 — INDIRECT WASTES
- Chapter 9 — VENTS
- Chapter 10 — TRAPS AND INTERCEPTORS
- Chapter 11 — STORM DRAINAGE
- Chapter 12 — FUEL GAS PIPING
- Chapter 13 — HEALTH CARE FACILITIES AND MEDICAL GAS AND MEDICA…
- Chapter 14 — FIRESTOP PROTECTION
- Chapter 15 — ALTERNATE WATER SOURCES FOR NONPOTABLE APPLICATIONS
- Chapter 16 — NONPOTABLE RAINWATER CATCHMENT SYSTEMS
- Chapter 17 — REFERENCED STANDARDS
- Appendix A — RECOMMENDED RULES FOR SIZING THE WATER SUPPLY SYS…
- Appendix B — EXPLANATORY NOTES ON COMBINATION WASTE AND VENT S…
- Appendix C — ALTERNATE PLUMBING SYSTEMS
- Appendix D — SIZING STORM WATER DRAINAGE SYSTEMS
- Appendix E — MANUFACTURED/MOBILE HOME PARKS AND RECREATIONAL V…
- Appendix F — FIREFIGHTER BREATHING AIR REPLENISHMENT SYSTEMS
- Appendix G — SIZING OF VENTING SYSTEMS
- Appendix H — PRIVATE SEWAGE DISPOSAL SYSTEMS
- Appendix I — INSTALLATION STANDARDS
- Appendix J — COMBINATION OF INDOOR AND OUTDOOR COMBUSTION AND …
- Appendix K — POTABLE RAINWATER CATCHMENT SYSTEMS
- Appendix L — SUSTAINABLE PRACTICES
- Appendix M — PEAK WATER DEMAND CALCULATOR
- Appendix N — IMPACT OF WATER TEMPERATURE ON THE POTENTIAL FOR …
- Appendix O — NON-SEWERED SANITATION SYSTEMS
- Appendix P — PROFESSIONAL QUALIFICATIONS
- Appendix Q — INDOOR HORTICULTURAL FACILITIES
- Appendix R — TINY HOUSES
- Appendix S — ONSITE STORMWATER TREATMENT SYSTEMS