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Title III›Division 1 — PLANNING›Part 1 — USES AND ACTIVITIES

55.5 INDUSTRIAL HEMP LAND USE REGULATIONS

Humboldt County Zoning Code · 2026-07 edition · updated 2026-07-09 · Humboldt County

55.5.1 Purpose and Intent. The purpose of this section is to establish land use regulations for the cultivation of industrial hemp and registration of industrial hemp cultivation sites within the Inland Area of the County of Humboldt which reduce negative impacts of industrial hemp cultivation on our community and environment.

55.5.2 Applicability and Interpretation.

55.5.2.1 All facilities and activities involved in the cultivation of industrial hemp and registration of industrial hemp cultivation sites within the jurisdiction of the County of Humboldt within the Coastal Zone shall be controlled by the provisions of this section.

55.5.2.2 Severability. If any provision of this section, or the application thereof, is held invalid, that invalidity shall not affect any other provision or application of this section that can be given effect without the invalid provisions or application; and to this end, the provisions or application of this section are severable.

55.5.3 Definitions. “Industrial hemp” means a crop agricultural product, whether growing or not, that is limited to types of the plant Cannabis sativa Linnaeus and any part of that plant, including the seeds of the plant and all derivatives, extracts, the resin extracted from any part of the plant, cannabinoids, isomers, acids, salts, and salts of isomers, with a delta-9 tetrahydrocannabinol (THC) concentration of no more than three-tenths percent (0.3%) on a dry weight basis.

The Humboldt County Code is current through Ordinance 2784, passed March 10, 2026.

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Title III Land Use and Development | Humboldt County Code

55.5.4 General Provisions Applicable to Industrial Hemp Cultivation and Registration of…

55.5.4.1 Cultivation of industrial hemp by any person or entity for any purpose is expressly prohibited in all zoning districts in the unincorporated area of the County. Additionally, “established agricultural research institutions” as defined in Food and Agriculture Code Section 81000, are similarly prohibited from cultivating industrial hemp for agricultural or academic research purposes.

55.5.4.2 Acceptance of any application for or issuance of a registration, permit or entitlement, or approval of any type, that authorizes the establishment, operation, maintenance, development or construction of any facility or use for the purpose of the cultivation of industrial hemp is expressly prohibited in all zoning districts in the unincorporated area of the County. (Ord. 2593, 2/27/2018; Ord. 2599, §§ 1 – 4, 5/8/2018; Ord. 2615, § 1, 11/13/2018; Ord. 2652, § 2, 10/6/2020; Ord. 2653, § 2, 10/6/2020; Ord. 2654, § 2, 10/6/2020; Ord. 2667, § 2, 2/9/2021; Ord. 2670, § 2, 2/23/2021; Ord. 2683, §§ 2, 3, 9/21/2021; Ord. 2732, § 9, 3/5/2024; Ord. 2759, § 1, 3/18/2025; Ord. 2778, §§ 2, 3, 11/18/2025)

314-56

314-56.5 COMMERCIAL RESIDENTIAL DEVELOPMENT

56.5.1 Purpose. The purpose of these regulations is to allow dwellings and mixed-use development within commercial and limited industrial areas to encourage housing development and infill.

56.5.2 Applicability. These regulations shall apply in Neighborhood Commercial (C-1), Community Commercial (C-2), Industrial Commercial (C-3), Highway Service Commercial (CH), and Business Park (MB) where the property is served by public water and sewer service including service from a Community Services District. In these Zones not served by public water and sewer a Special Permit is required.

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▸ Contents — Humboldt County Zoning Code
Humboldt County Zoning Code
  1. ▸ Title III
    Overview
    1. ▸ Division 1 — PLANNING
      Overview
      1. Chapter 2 — ADMINISTRATION, PROCEDURES, AMENDMENTS AND ENFORCE…
      2. Chapter 1
      3. Chapter 2
      4. Chapter 3
      5. Part 1 — PRINCIPAL ZONES
      6. Part 2 — SPECIAL AREA COMBINING ZONES
      7. Part 1 — USES AND ACTIVITIES
      8. Part 2 — STRUCTURES AND FACILITIES
      9. Part 3 — DEVELOPMENT STANDARDS
      10. Part 4 — REGULATIONS THAT APPLY IN SENSITIVE HABITATS AND HAZA…
      11. Part 5 — NONCONFORMING USES AND STRUCTURES
      12. Part 1 — CLASSIFICATION OF USE TYPES
      13. Part 2 — GLOSSARY OF USE TYPES
      14. Part 1 — PRINCIPAL ZONES
      15. Part 2 — REGULATIONS FOR THE COMBINING ZONES
      16. ▸ Part 1 — USES AND ACTIVITIES
        Overview
        1. 42.1 APPLICABILITY
        2. 43.1 ACCESSORY USES
        3. 43.2 ALLOWED AGRICULTURAL ACTIVITIES NOT A NUISANCE (“RIGHT TO…
        4. 43.3 ANIMAL KEEPING
        5. 44.1 REPEALED BY ORD. 2732, § 9, 3/5/2024
        6. 45.1 COTTAGE INDUSTRY
        7. 46.1 DAY SHELTERS
        8. 47.1 EMERGENCY HOUSING UNDER SHELTER CRISIS DECLARATION
        9. 47.2 EMERGENCY SHELTERS
        10. 47.3 EMPLOYEE HOUSING
        11. 50.1 HOME OCCUPATIONS AND ADDRESSES OF CONVENIENCE
        12. 54.1 LOW BARRIER NAVIGATION CENTERS
        13. 55.1 INDOOR RESIDENTIAL CULTIVATION OF MEDICAL MARIJUANA FOR P…
        14. 55.2 OUTDOOR CULTIVATION OF MEDICAL MARIJUANA FOR PERSONAL USE…
        15. 55.3 MEDICAL CANNABIS DISPENSARIES
        16. 55.4 COMMERCIAL CULTIVATION, PROCESSING, MANUFACTURING, DISTRI…
        17. 55.5 INDUSTRIAL HEMP LAND USE REGULATIONS
        18. § 56.5
        19. 58.1 PUBLIC USES
        20. 59.1 REMOVAL OF NATURAL MATERIALS
        21. 60.05 SHORT-TERM RENTALS
        22. 60.1 SINGLE-ROOM OCCUPANCY STRUCTURES AND FACILITIES
        23. 61.05 SAFE PARKING AND SAFE SHELTER PILOT PROGRAM
        24. 61.1 STREAMSIDE MANAGEMENT AREAS AND WETLANDS ORDINANCE
        25. 61-2 SUPPORTIVE HOUSING
        26. 62.1 TEMPORARY USES
        27. 62.2 TIMBER PRODUCTION
        28. § 62.3
        29. § 62.4
        30. § 62.5
      17. Part 2 — STRUCTURES AND FACILITIES
      18. Part 3 — DEVELOPMENT STANDARDS
      19. Part 4 — (SECTION RESERVED FOR FUTURE USE)
      20. Part 5 — NONCONFORMING USES AND STRUCTURES
      21. Part 1 — CLASSIFICATION OF USE TYPES
      22. Part 2 — GLOSSARY OF USE TYPES
  2. Title III — LAND USE AND DEVELOPMENT

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