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Chapter 28 — ZONING REGULATIONS›Article II — Districts and Allowable Uses

Solano County Municipal Code § 28.43 Industrial - Agricultural Service (I-AS) District

Solano County Municipal Code · 2026-10 edition · updated 2026-10-22 · Solano County

Cite as: Solano County Municipal Code § 28.43 · Text as of 2026-10-22

This Section lists the uses of land that may be allowed within the Industrial - Agricultural Service (I-AS) zoning district. It also determines the type of land use approval required for each use, and provides general standards for site development.

(Ord. No. 1735, §3 (Exh. 1))

28.43.10 Purpose of the Industrial - Agricultural Service (I-AS) District

The purpose of the Industrial - Agricultural Service (I-AS) District is to provide for the development of agricultural related industry in the agricultural regions of the County.

(Ord. No. 1735, §3 (Exh. 1))

Exceptions & meaning →

28.43.20 Industrial - Agricultural Service District Uses and Permit Requirements

A. Allowed Uses and Permit Requirements

Table 28-43A identifies the land uses allowed by this Zoning Ordinance in the Industrial - Agricultural Service (I-AS) district and the land use permit required to establish each use. In addition to the land use permit required by Table 28-43A, special requirements may apply to certain uses.

B. Architectural Approval

Architectural Approval may be required for certain uses in compliance with Section 28.102 (Architectural Approval) and in conformance with the Design Guidelines for the Northeast Dixon Agricultural Service District.

C. Building Permits

A building permit may be required prior to any construction.

D. Land Use Regulations

All uses in the Industrial - Agricultural Service (I-AS) District are subject to the land use standards in Article III of this Chapter. Where the last column in Table 28-43A (Table of Allowed Uses) includes a section number, e.g. 28.71.10, the zoning regulations in the referenced section apply to the use. Where the last column includes a chapter number, e.g. Chapter 13.6, the regulations in the referenced Solano County Code apply to the use.

E. Site Development and Other Standards

All uses shall comply with the provisions of Section 28.43.30 and Article IV, Section 28-90 Site Development and Other Standards, which includes standards for parking, signs, and other project elements.

F. Table 28.43A Table of Allowed Uses

TABLE 28.43A TABLE OF ALLOWED USES

A= Allowed by right, AP = Administrative Permit, MUP = Minor Use Permit, UP = Use Permit, E= Exempt, - - - = Prohibited

ALLOWED USES* See Definitions Section 28.01 ALLOWED USES* See Definitions Section 28.01 Permit Required Land Use Regulations** **See Section 28.70.10
28.71 AGRICULTURAL USES 28.71 AGRICULTURAL USES
A. CROP PRODUCTION AND GRAZING
Crop production A 28.71.10 A
Grazing A 28.71.10 A
B. AGRICULTURAL PROCESSING USES
Agricultural processing A 28.71.20 (A) & (B)(1)
Aquaculture A 28.71.20 (A)
Nurseries A 28.71.20 (A) & (B)(2)
Winery A 28.71.20 (A) & (B)(3); 28.73.30 (A)
C. ANIMAL FACILITIES AND OPERATIONS
Confined animal facility - - -
Fowl and poultry ranch - - -
Pastured Poultry - - -
Hog Farm - - -
Slaughterhouse A 28.71.30 (A) & (B)(5)
Livestock Auction Yard A 28.71.40 (A) & (B)(6)
D. OTHER AGRICULTURAL OPERATIONS 28.71.40
Agricultural employee housing - - -
28.72 RESIDENTIAL USES 28.72 RESIDENTIAL USES
A. DWELLINGS
Primary Dwelling - - -
Secondary dwelling - - -
Second Kitchen - - -
B. TEMPORARY RESIDENTIAL USES
Security quarters for a construction site (commercial coach, manufactured home or recreational vehicle) AP 28.72.20 (A) & (B)(1)
Temporary Manufactured Home Storage AP 28.72.20 (A) & (B)(4)
C. AGRICULTURAL AND ANIMAL FACILITIES INCIDENTAL TO A RESIDENCE 28.72.30
None Allowed - - -
D. OTHER RESIDENTIAL USES 28.72.40
Cottage Industries
Type I - - -
Type II - - -
Home occupations
Type I - - -
Type II - - -
28.73 RECREATION, EDUCATION AND PUBLIC ASSEMBLY USES 28.73 RECREATION, EDUCATION AND PUBLIC ASSEMBLY USES See Section 28.73
A. RECREATION USES 28.73.10
None Allowed - - -
B. EDUCATION USES 28.73.20
Agricultural education
Minor Facility A 28.73.20 (A) & (B)(1)
Major Facility AP 28.73.20 (A) &(B)(1)
See exemption for 4-H activities
C. PUBLIC ASSEMBLY USES 28.73.30
None Allowed - - -
28.74 RETAIL AND OFFICE USES 28.74 RETAIL AND OFFICE USES See Section 28.74
A. RETAIL USES 28.74.10
Farm Equipment Sales A 28.74.10 (A) & (B)(4)
Farm/Ranch Supply Store A 28.74.10 (A) & (B)(5)
Agricultural Commercial Kitchen A 28.76.10 (A) & (B)(1)
Farm Stand
1,000 square feet or less in size A 28.74.10 (A) & (B)(8)
Between 1,000 and 2,500 square feet in size AP 28.74.10 (A) & (B)(8)
Greater than 2,500 square feet in size MUP 28.74.10 (A) & (B)(8)
Certified Farmers Market
Small Certified Farmers Market A 28.75.20 (A) & (B)(2)
Medium Certified Farmers Market AP 28.75.20 (A) & (B)(2)
Large Certified Farmers Market MUP 28.75.20 (A) & (B)(2)
Commercial auctions and agricultural equipment sales A 28.71.40 (A) & (B)(2)
B. OFFICE USES
Agricultural Research Facilities
Small (less than 20,000 sq. ft.) A 28.74.20 (A) & (B)(1)
Medium (between 20,000 and 40,000 sq. ft.) A 28.74.20 (A) & (B)(1)
Large (more than 40,000 sq. ft.) MUP 28.74.20 (A) & (B)(1)
28.75 TOURIST USES 28.75 TOURIST USES See Section 28.75
A. AGRITOURISM 28.75.10
Agricultural homestay - - - 28.75.10 (A) & (B)(1)
Agritourism Facility MUP 28.75.10 (A) & (B)(2)
B. TEMPORARY AGRITOURISM
Amusement and entertainment uses - - -
Certified Farmers Market
Small Certified Farmers Market A 28.75.20 (A) & (B)(2)
Medium Certified Farmers Market MUP 28.75.20 (A) & (B)(2)
Large Certified Farmers Market UP 28.75.20 (A) & (B)(2)
Seasonal sales lot AP 28.75.20 (A) & (B)(3)
Temporary Agritourism Event AP 28.75.20 (A) & (B)(4)
28.76 COMMERCIAL SERVICE USES 28.76 COMMERCIAL SERVICE USES See Section 28.76
A. AGRICULTURAL SERVICES 28.76.10
Commercial Farm Equipment fabrication and repair A 28.76.10 (A)
Agricultural Recycling and Composting MUP 28.76.10 (A) & (B)(3)
Agricultural Trucking Services and Facilities A 28.76.10 (A) & (B)(2)
Agricultural Warehousing and Storage A 28.76.10 (A)
Agricultural Equipment Storage Yard UP 28.76.10 (A)
Custom Farm Services A 28.76.10 (A)
B. COMMERCIAL SERVICES 28.76.20
Large Animal Hospital or Veterinary Clinic A 28.76.20 (A) & (B)(1)
28.77 INDUSTRIAL, MANUFACTURING, PROCESSING AND WHOLESALE USES 2 28.77 INDUSTRIAL, MANUFACTURING, PROCESSING AND WHOLESALE USES 2 See Section 28.77
A. INDUSTRIAL, MANUFACTURING AND PROCESSING USES 28.77.10
None Allowed - - -
B. WHOLESALE USES 28.77.20
None Allowed - - -
28.78 COMMUNICATION, INFRASTRUCTURE AND SERVICE USES 28.78 COMMUNICATION, INFRASTRUCTURE AND SERVICE USES See Section 28.78
A. COMMUNICATION USES 28.78.10
Wireless communication facilities
Co-locations MUP 28.81
New towers UP 28.81
B. INFRASTRUCTURE USES 28.78.20
Battery energy storage system UP 28.83
Commercial solar energy facility - - -
Commercial wind turbine generators UP 28.80
Non-commercial wind turbines
100 feet or less in height A 28.80
Over 100 feet in height MUP 28.80
Pipelines, transmission and distribution lines in R.O.W. A 28.78.20 (A) and (B)(8)
Utility facilities or infrastructure, outside of R.O.W. UP 28.78.20 (A) and (B)(9)
C. SERVICE USES 28.78.30
Public Service Facility UP 28.78.30 (A) and (B)(4)
D. TEMPORARY CONSTRUCTION AND INFRASTRUCTURE 28.78.40
Meteorological Towers, 100 feet or less in height AP 28.78.20 (A) and (B)(6)
Meteorological Towers, greater than 100 feet in height MUP 28.78.20 (A) and (B)(6)
28.79 RESOURCE CONSERVATION USES 28.79 RESOURCE CONSERVATION USES See Section 28.79
Mitigation Banks - - -

(Ord. No. 1735, §3 (Exh. 1); Ord. No. 1764, §10 (Exh. H); Ord. No. 1860, §5; Ord. No. 1864, §10)

Exceptions & meaning →

28.43.30 Industrial - Agricultural Service District (I-AS) General Development Standards

A. General site and building standards. Subdivisions, new land uses, main buildings, and alterations to existing land uses and buildings, shall be designed, constructed, and/or established in compliance with the applicable development standards delineated or referenced in Table 28.43B.

TABLE 28.43B

Development Standards for Main Building, Accessory Dwelling

I-AS District
PRIMARY BUILDING
Minimum Lot Size 5 acres 4
Setbacks
Front 30 feet, but at least 50 feet from the street centerline and unless otherwise indicated by building lines on the zoning maps
Sides (each) 20 feet
Rear 25 feet
Between structures 10 feet
Height limit 35 feet, and as allowed by Section 28-93 , special regulations
Height limit for agricultural processing uses 50 feet, and as allowed by Section 28-93 , special regulations

Notes:

(1) Other setbacks may be required for specific uses listed in Table 28-43A, as provided elsewhere in this chapter.

(2) Other separation between structures may be required by County Building Code.

(3) The actual number of parcels allowed is determined through the applicable subdivision process, based on specific site characteristics and potential environmental impacts, and there is no guarantee that the maximum possible number may be achieved.

(4) The minimum parcel size may be reduced provided a community or public sewer system is established to serve the parcel. Parcels larger than five acres may be required, depending on service capacity of the parcel for water, drainage and sewers. A use permit is required to reduce the minimum parcel size to less than five acres, but a parcel may not be less than one acre.

B. Accessory buildings and structures. New accessory buildings and other structures, including alterations to existing accessory buildings and other structures, shall be designed, constructed, and/or established in compliance with the applicable development standards in Section 28.71.10(B)(1) and in Table 28.43C below.

Table 28.43 C Development Standards for Accessory Buildings

AS District
AGRICULTURAL ACCESSORY BUILDINGS (1) AGRICULTURAL ACCESSORY BUILDINGS (1)
Setbacks
Attached An accessory building attached to the main building shall comply with the setback requirements for the main building
Detached
Front 60 feet or on the rear 50% of the lot
Sides (each) 20 feet
Rear 20 feet
Between structures 10 feet from any main building on the same lot
Height limit 35 feet, and as allowed by 28-93 , General Height Regulations and Exceptions
Parking As required by 28-94 , Parking Requirements
Signs See Section 28.96 , Signs

Notes:

(1) Other setbacks may be required for specific uses listed in Table 28.43A, as referenced.

(2) Other separation between structures may be required by County Building Code.

(Ord. No. 1735, §3 (Exh. 1); Ord. No. 1749, §3 (Exh. 3))

Exceptions & meaning →

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