Los Angeles County Department of Regional Planning

Zoning Ordinance Summary - Industrial Zones

This is a SUMMARY ONLY of the Los Angeles County Zoning Ordinance (unincorporated area). The information herein is NOT ALL-INCLUSIVE.

One other thing to also keep in mind -- USES MUST BE CONSISTENT WITH THE GENERAL PLAN, LOCAL PLANS, AND/OR COMMUNITY STANDARDS DISTRICTS. THESE MAY LIMIT THE TYPE AND INTENSITY OF USE.

For more complete information, see Title 22 (Planning and Zoning) of the Los Angeles County Code, or stop by the office of the Los Angeles County Department of Regional Planning, Room 1360 Hall of Records, 320 W. Temple St., Los Angeles, CA 90012. Phone: (213) 974-6411.


Zone B-1: Buffer Strip

Permitted Uses:

  • Recreation, landscaping, parking lots (22.32.330)

Minimum Required Area:

  • No minimum required area. But see 21.24.240 of L.A. County Code-- Subdivisions

Maximum Height Limit:

  • Not applicable

Minimum Required Parking:

  • Not applicable

Building Setback:

  • Not applicable

Maximum Lot Coverage:

  • Not applicable

Zone B-2: Corner Buffer

Permitted Uses:

  • Uses permitted in zone B-1 and, in some situations, zone C-3 (22.32.370)

Minimum Required Area:

  • No minimum required area. But see 21.24.240 of L.A. County Code-- Subdivisions

Maximum Height Limit:

  • 13 times buildable area for zone C-3 uses (22.52.050)

Minimum Required Parking:

  • See applicable use--Part 11, Chapter 22.52

Building Setback:

  • No building setback required

Maximum Lot Coverage:

  • 90% of net area of lot for C-3 uses. 10% of net area must be landscaped (22.32.370)

Zone D-2: Desert-Mountain

Permitted Uses:

  • Uses permitted in zones A-2 or M-1, except as limited by general or local plan (22.32.090)

Minimum Required Area:

  • Varies, depending on use (22.32.090)

Maximum Height Limit:

  • Varies, depending on use (22.32.090)

Minimum Required Parking:

  • See applicable use--Part 11, Chapter 22.52

Building Setback:

  • Same as in Zones A-2 or M-1, depending on use (22.32.090)

Maximum Lot Coverage:

  • Same as in zones A-2 or M-1, depending on use (22.32.090)

Zone M-1 1/2: Restricted Heavy Manufacturing

Permitted Uses:

  • All uses except residential, some institutions, and schools are prohibited. Some heavy industries are prohibited (22.32.100)

Minimum Required Area:

  • No minimum required area. But see 21.24.240 of L.A. County Code- Subdivisions

Maximum Height Limit:

  • 13 times buildable area (22.52.050)

Minimum Required Parking:

  • Industrial uses require 1 space for each company vehicle plus 1 space for each 2 persons employed on the largest shift, or 1 space for each 500 sq. ft. of floor area, whichever is greater
  • 1 space for each 1000 sq. ft. of warehouse if 80% or more of building is used for warehouse (22.52.1140)
  • For other uses, see applicable use--Part 11, Chapter 22.52

Building Setback:

  • No building setback required

Maximum Lot Coverage:

  • No lot coverage limitation

Zone M-1: Light Manufacturing

Permitted Uses:

  • Uses permitted in zones A-1 and C-M. Residential uses and schools are prohibited (22.32.040)

Minimum Required Area:

  • No minimum required area. But see 21.24.240 of L.A. County Code- Subdivisions

Maximum Height Limit:

  • 13 times buildable area, except as otherwise provided in community standards district (22.52.050)

Minimum Required Parking:

  • Industrial uses require 1 space for each company vehicle plus 1 space for each 2 persons employed on the largest shift, or 1 space for each 500 sq. ft. of floor area, whichever is greater
  • 1 space for each 1000 sq. ft. of warehouse if 80% or more of building is used for warehouse (22.52.1140)
  • For other uses, see applicable use--Part 11, Chapter 22.52

Building Setback:

  • No building setback required

Maximum Lot Coverage:

  • For C-M and permitted A-1 uses, see 22.32.040
  • Other uses, no requirement

Zone M-2 1/2: Aircraft Heavy Manufacturing

Permitted Uses:

  • Storage, maintenance, manufacturing and testing of aircraft and aircraft parts. M-4 uses with CUP (22.32.260)

Minimum Required Area:

  • No minimum required area. But see 21.24.240 of L.A. County Code -- Subdivisions

Maximum Height Limit:

  • 13 times buildable area (22.52.050)

Minimum Required Parking:

  • Industrial uses require 1 space for each company vehicle plus 1 space for each 2 persons employed on the largest shift, or 1 space for each 500 sq. ft. of floor area, whichever is greater
  • 1 space for each 1000 sq. ft. of warehouse if 80% or more of building is used for warehouse (22.52.1140)
  • For other uses, see applicable use--Part 11, Chapter 22.52

Building Setback:

  • No building setback required

Maximum Lot Coverage:

  • No lot coverage limitation

Zone M-3: Unclassified

Permitted Uses:

  • All uses, some of which require a CUP (22.32.220)

Minimum Required Area:

  • 5000 sq. ft (22.52.100)

Maximum Height Limit:

  • 13 times buildable area (22.52.050)

Minimum Required Parking:

  • See applicable use--Part 11, Chapter 22.52

Building Setback:

  • No building setback required

Maximum Lot Coverage:

  • No lot coverage limitation

Zone MPD: Manufacturing Planned Development

Permitted Uses:

  • Any zone SR-D use and non-residential uses permitted in zone R-A (22.32.150)
  • With CUP, uses permitted in zone M-1 1/2 (22.32.150)

Minimum Required Area:

  • Varies, depending on use (22.32.150)
  • 5 acres (22.32.150)

Maximum Height Limit:

  • Varies, depending on use (22.32.150)
  • 1 times buildable area (22.32.150)

Minimum Required Parking:

  • See applicable use--Part 11, Chapter 22.52
  • As established by CUP (22.32.150)

Building Setback:

  • Same as zones R-A and SR-D, depending on use (22.32.150)
  • No building setback required

Maximum Lot Coverage:

  • Same as zones R-A and SR-D, depending on use (22.32.150)
  • 60% of gross area of lot or parcel (22.32.150)

Zone(s) M-2: Heavy Manufacturing AND M-4: Unlimited Manufacturing

Permitted Uses:

  • All uses except some heavy industries need a CUP. Residential uses and schools are prohibited (22.32.160)

Minimum Required Area:

  • No minimum required area. But see 21.24.240 of L.A. County Code-- Subdivisions

Maximum Height Limit:

  • 13 times buildable area (22.52.050)

Minimum Required Parking:

  • Industrial uses require 1 space for each company vehicle plus 1 space for each 2 persons employed on the largest shift, or 1 space for each 500 sq. ft. of floor area, whichever is largest
  • 1 space for each 1000 sq. ft. of warehouse (22.52.1140)
  • For other uses, see applicable use--Part 11, Chapter 22.52

Building Setback:

  • No building setback required

Maximum Lot Coverage:

  • No lot coverage limitation

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