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Chapter 4 — RESIDENTIAL MANDATORY MEASURES

Section 4.304

California Green Building Standards Code (Title 24, Part 11) · 2019 edition · updated 2026-09-12 · California

OUTDOOR WATER USE

4.304.1 Outdoor potable water use in landscape areas. Residential developments shall comply with a local water efficient landscape ordinance or the current California Department of Water Resources’ Model Water Efficient Landscape Ordinance (MWELO), whichever is more stringent.

Notes:

  1. The Model Water Efficient Landscape Ordinance (MWELO) is located in the California Code of Regu- lations, Title 23, Chapter 2.7, Division 2.

MWELO and supporting documents, including a water budget calculator, are available at: https:// www.water.ca.gov/

Copyright © 2019 ICC. ALL RIGHTS RESERVED. Accessed by Kevin Day (kevin.day@dgs.ca.gov), (California Building Standards Commission) Order Number #100735044 on Jul 24, 2019 03:54 PM (PDT) pursuant to License Agreement with ICC. No further reproduction or distribution authorized. Single user only, copying and networking prohibited. ANY UNAUTHORIZED REPRODUCTION OR DISTRIBUTION IS A VIOLATION OF THE FEDERAL COPYRIGHT ACT AND THE LICENSE AGREEMENT, AND SUBJECT TO CIVIL AND CRIMINAL PENALTIES THEREUNDER.

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RESIDENTIAL MANDATORY MEASURES

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▸Contents — California Green Building Standards Code (Title 24, Part 11)
California Green Building Standards Code (Title 24, Part 11)
  1. Chapter 1 — ADMINISTRATION
  2. Chapter 2 — DEFINITIONS
  3. Chapter 3 — GREEN BUILDING
  4. ▸Chapter 4 — RESIDENTIAL MANDATORY MEASURES
    Overview
    1. Section 4.101
    2. Section 4.102
    3. Section 4.103
    4. Section 4.104
    5. Section 4.105
    6. Section 4.106
    7. Section 4.201
    8. Section 4.301
    9. Section 4.302
    10. Section 4.303
    11. Section 4.304
    12. Section 4.305
    13. Section 4.401
    14. Section 4.402
    15. Section 4.403
    16. Section 4.404
    17. Section 4.405
    18. Section 4.406
    19. Section 4.407
    20. Section 4.408
    21. Section 4.409
    22. Section 4.410
    23. Section 4.501
    24. Section 4.502
    25. Section 4.503
    26. Section 4.504
    27. Section 4.505
    28. Section 4.506
    29. Section 4.507
    30. Section 4.508
  5. Chapter 5 — NONRESIDENTIAL MANDATORY MEASURES
  6. Chapter 6 — REFERENCED ORGANIZATIONS AND STANDARDS
  7. Chapter 7 — INSTALLER AND SPECIAL INSPECTOR QUALIFICATIONS
  8. Chapter 8 — COMPLIANCE FORMS, WORKSHEETS AND REFERENCE MATERIAL
  9. Appendix A4
  10. Appendix A5

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