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Pima County Overview
Pima County, AZ Code of Ordinances
PIMA COUNTY, ARIZONA CODE
Publisher's Introduction
Title 1 GENERAL PROVISIONS
Title 2 ADMINISTRATION AND PERSONNEL
Title 3 REVENUE AND FINANCE
Title 4 INDIGENT HEALTH CARE
Title 5 BUSINESS TAXES, LICENSES AND REGULATIONS
Title 6 ANIMALS
Title 7 ENVIRONMENTAL QUALITY
Title 8 HEALTH AND SAFETY
Title 9 PUBLIC PEACE, MORALS AND WELFARE
Title 10 TRAFFIC AND HIGHWAYS
Title 11 PIMA COUNTY PROCUREMENT CODE
Title 12 (RESERVED)
Title 13 PUBLIC SERVICES
Title 14 RENEWABLE ENERGY INCENTIVE DISTRICT (REID)
Title 15 BUILDINGS AND CONSTRUCTION
Title 16 FLOODPLAIN MANAGEMENT
Title 17 AIR QUALITY CONTROL
Title 18 ZONING
Chapter 18.01 GENERAL PROVISIONS
Chapter 18.03 GENERAL DEFINITIONS
Chapter 18.05 ZONES, MAPS AND BOUNDARIES
Chapter 18.07 GENERAL REGULATIONS AND EXCEPTIONS
Chapter 18.09 GENERAL RESIDENTIAL AND RURAL ZONING PROVISIONS
Chapter 18.11 TH TRAILER HOMESITE ZONE
Chapter 18.12 IR INSTITUTIONAL RESERVE ZONE
Chapter 18.13 RH RURAL HOMESTEAD ZONE [1]
Chapter 18.14 GR-1 RURAL RESIDENTIAL ZONE
Chapter 18.15 ML MOUNT LEMMON ZONE
Chapter 18.17 SR SUBURBAN RANCH ZONE*
Chapter 18.18 SR-2 SUBURBAN RANCH ESTATE ZONE
Chapter 18.19 SH SUBURBAN HOMESTEAD ZONE
Chapter 18.21 CR-1 SINGLE RESIDENCE ZONE
Chapter 18.23 CR-2 SINGLE RESIDENCE ZONE
Chapter 18.25 CR-3 SINGLE RESIDENCE ZONE
Chapter 18.27 CR-4 MIXED-DWELLING TYPE ZONE
Chapter 18.29 CR-5 MULTIPLE RESIDENCE ZONE
Chapter 18.31 TR TRANSITIONAL ZONE
Chapter 18.33 CMH-1 COUNTY MANUFACTURED AND MOBILE HOME - 1 ZONE
Chapter 18.35 CMH-2 COUNTY MANUFACTURED AND MOBILE HOME - 2 ZONE
Chapter 18.37 MU MULTIPLE USE ZONE
Chapter 18.39 GENERAL COMMERCIAL STANDARDS
Chapter 18.40 MR MAJOR RESORT ZONE
Chapter 18.41 RVC RURAL VILLAGE CENTER ZONE
Chapter 18.43 CB-1 LOCAL BUSINESS ZONE
Chapter 18.45 CB-2 GENERAL BUSINESS ZONE
Chapter 18.47 INDUSTRIAL ZONING CLASSIFICATIONS
Chapter 18.49 CPI CAMPUS PARK INDUSTRIAL ZONE
Chapter 18.51 CI-1 LIGHT INDUSTRIAL/WAREHOUSING ZONE
Chapter 18.53 CI-2 GENERAL INDUSTRIAL ZONE
Chapter 18.55 CI-3 HEAVY INDUSTRIAL ZONE*
Chapter 18.57 AIRPORT ENVIRONS AND FACILITIES*
Chapter 18.58 HELIPORTS AND HELISTOPS
Chapter 18.59 GC GOLF COURSE ZONE
Chapter 18.61 HILLSIDE DEVELOPMENT OVERLAY ZONE*
Chapter 18.63 HISTORIC ZONE
Chapter 18.65 (RESERVED)
Chapter 18.67 BUFFER OVERLAY ZONE
Chapter 18.68 INFILL OVERLAY ZONE
Chapter 18.69 SUBDIVISION STANDARDS
Chapter 18.70 MINOR LANDS DIVISION
Chapter 18.71 DEVELOPMENT PLAN STANDARDS*
Chapter 18.72 NATIVE PLANT PRESERVATION
Chapter 18.73 LANDSCAPING, BUFFERING AND SCREENING STANDARDS*
Chapter 18.75 OFF-STREET PARKING AND LOADING STANDARDS
Chapter 18.77 ROADWAY FRONTAGE STANDARDS
Chapter 18.78 GATEWAY OVERLAY ZONE
Chapter 18.79 SIGN STANDARDS*
Chapter 18.81 GRADING STANDARDS
Chapter 18.83 ADDRESS STANDARDS
Chapter 18.85 (RESERVED)
Chapter 18.87 (RESERVED)
Chapter 18.89 COMPREHENSIVE PLAN [2]
Chapter 18.90 SPECIFIC PLANS
Chapter 18.91 REZONING PROCEDURES
Chapter 18.92 TRANSFER OF DEVELOPMENT RIGHTS
Chapter 18.93 BOARD OF ADJUSTMENT VARIANCES, TEMPORARY USE PERMITS AND INTERPRETATIONS*
Chapter 18.95 COMPLIANCE AND ENFORCEMENT*
Chapter 18.97 CONDITIONAL USE PROCEDURES
Chapter 18.99 REVIEW COMMITTEES
Chapter 18.101 ADMINISTRATORS
Title 19 ROADWAY DEVELOPMENT FEE
Title 20 THE SMALL BUSINESS ENTERPRISE PARTICIPATION PROGRAM
Title 21 PUBLIC LANDS AND FACILITIES
STATUTORY REFERENCES FOR ARIZONA COUNTIES
CROSS-REFERENCE TABLE
ORDINANCE LIST AND DISPOSITION TABLE
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18.25.030   Development standards—General.
   A.   Minimum lot area: Eight thousand square feet.
   B.   Minimum area per dwelling unit: Eight thousand square feet.
   C.   Minimum lot width: Sixty feet.
   D.   Minimum yard requirements:
      1.   Front: Ten feet; twenty feet to front entry carport/garage.
      2.   Side: Four feet each;
      3.   Rear: Ten feet.
   E.   Building height limitations:
      1.   Maximum height: Thirty-four feet;
      2.   Maximum stories: Two.
   F.   Minimum distance between main buildings: Sixteen feet, except as required in Section 18.09.020(D) (General Residential and Rural Zoning Provisions) for a rear dwelling.
   G.   Buildable area: Not to exceed sixty percent of the lot.
(Ord. 2020-18 § 1, 2020; Ord. 2019-26 § 3, 2019: Ord. 1985-82 (part), 1985)
18.25.040   Development standards—Accessory buildings and accessory structures.
   A.   Permitted coverage: Five percent of lot area.
   B.   Maximum height: Twelve feet.
   C.   Minimum distance standards:
      1.   To front lot line: Fifty feet;
      2.   To side lot lines: Four feet, twenty feet if used for small animals;
      3.   To rear lot line: Four feet, twenty feet if used for small animals.
(Ord. 2004-59 § 13; Ord. 1988-151 § 1 (part), 1988; Ord. 1985-82 (part), 1985)
18.25.050   Cluster development option.
   A.   This option shall be permitted only for subdivided residential lots as allowed in this chapter, and their associated open space, in accordance with Section 18.09.040 (General Residential and Rural Zoning Provisions).
(Ord. 1985-111 § 1 (part), 1985: Ord. 1985-82 (part), 1985)
18.25.060   Lot reduction option.
   A.   Refer to Section 18.09.050 (General Residential and Rural Zoning Provisions) for the general provisions of the lot reduction option.
   B.   Minimum lot size requirements for lots in a CR-3 subdivision may be approved by the board of supervisors for reduction from eight thousand square feet to seven thousand square feet in accordance with Section 18.09.050, provided that in total there are no more individual one-family lots than 3.4 lots per gross acre of the area of the subdivision zoned CR-3.
(Ord. 1985-82 (part), 1985)
18.25.070   Lot development option.
   A.   Refer to Section 18.09.060 (General Residential and Rural Zoning Provisions) for the provisions of the lot development option.
(Ord. 1985-82 (part), 1985)