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Chapter 12 — DEVELOPMENT STANDARDS MODIFICATIONS

12.040 Modifications to the Required Side and Rear Setbacks.

Petaluma Zoning Code · 2026-06 edition · updated 2026-09-25 · Petaluma

The following modifications to the side and rear setbacks required in Tables 4.6 to 4.13 are permitted:

A. The width of one required side setback may be reduced when authorized by the Zoning Administrator (Director) to a width not less than three (3) feet; provided the sum of the width of the two side yards is not less than the sum of the required setbacks.

B. On a site which is not rectangular or approximately rectangular, or is a flag lot, the location of the required side and rear setbacks shall be determined by the Director.

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▸Contents — Petaluma Zoning Code
Petaluma Zoning Code
  1. Chapter 1 — PURPOSE AND APPLICABILITY OF ZONING ORDINANCE
  2. Chapter 2
  3. Chapter 3 — DEVELOPMENT AND LAND USE APPROVAL REQUIREMENTS
  4. Chapter 4 — ZONE DISTRICTS AND ALLOWABLE LAND USES
  5. Chapter 5 — OVERLAY ZONES
  6. Chapter 6 — FLOODWAY AND FLOOD PLAIN DISTRICTS
  7. Chapter 7 — STANDARDS FOR SPECIFIC LAND USES
  8. Chapter 8 — ALCOHOLIC BEVERAGE ESTABLISHMENT
  9. Chapter 9
  10. Chapter 10 — ADULT ORIENTED BUSINESS
  11. Chapter 11 — PARKING AND LOADING FACILITIES, OFF-STREET
  12. ▸Chapter 12 — DEVELOPMENT STANDARDS MODIFICATIONS
    Overview
    1. 12.010 Purpose.
    2. 12.020 Modifications to the Maximum Height Limit.
    3. 12.025 Modification to Maximum Height Limit in the Residential…
    4. 12.030 Modifications to the Required Front Setback.
    5. 12.040 Modifications to the Required Side and Rear Setbacks.
    6. 12.050 Projections into Required Setbacks.
    7. 12.060 Exceptions to Required Setbacks.
  13. Chapter 13
  14. Chapter 14 — LANDSCAPING AND SCREENING
  15. Chapter 15
  16. Chapter 16
  17. Chapter 17 — TREE PRESERVATION
  18. Chapter 18 — PUBLIC ART
  19. Chapter 19 — PLANNED UNIT DISTRICT AND PLANNED COMMUNITY DISTR…
  20. Chapter 20 — SIGNS AND SIGN STRUCTURES
  21. Chapter 21 — PERFORMANCE STANDARDS
  22. Chapter 22 — NONCONFORMING USES
  23. Chapter 23
  24. Chapter 24
  25. Chapter 25 — AMENDMENTS
  26. Chapter 26 — ENFORCEMENT, VIOLATIONS, PENALTIES, ENACTMENT
  27. Chapter 27 — RESIDENTIAL DENSITY BONUS
  28. Chapter 28 — GLOSSARY

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