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CDFA Plant Health

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Acp/HLB Quarantine information for nurseries

 •  Pest Hotline: 1-800-491-1899

For questions or information regarding any of the following or to request a compliance agreement or permit, please contact CDFA Pest Exclusion at peinfo@cdfa.ca.gov or call
(916) 654-0312.

Quarantine Maps

Compliance Agreements

(Applies to nursery stock grown or maintained within ACP Quarantine)


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QC Master Permits


QC Permit 1353

Permit for the intrastate movement of ACP host propagative material/plants from the ACP quarantine areas.

QC Permit 1359

Permit for the intrastate movement of ACP host budwood/buds without leaves from the ACP quarantine areas.

QC Permit 1378

Permit for the movement of untreated, untagged nursery stock from an USDA approved screen house or production nursery intended for planting within a contiguous ACP interior quarantine area.

QC Permit 1380

Permit for the intrastate movement of nursery stock from one ACP quarantine area to a separate non-contiguous ACP quarantine area and not from an USDA approved exclusionary facility.

QC Permit 1401

Permit for the intrastate movement of ACP host cuttings with leaves from the ACP quarantine areas.

QC Permit 1431

Permit for the intrastate movement of treated, untagged nursery stock from USDA approved screen house to USDA approved screen house or a receiving nursery within the ACP quarantine area.

Appendix R | QC Permit 1464

Under QC Master Permit 1464, movement of regulated articles in the form of bulk citrus within or from an ACP quarantine area, may be moved when transported inside a fully enclosed vehicle or completely tarped to the bed of the truck ensuring no gaps are present.

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Pre-Shipment Voluntary Treatment

(Nurseries Located Outside of the ACP Quarantine)

  • Treatment Protocol (PDF)

    Compliance agreement is issued and maintained by the local county agricultural commissioner. Nurseries located outside of the ACP quarantine may treat ACP host nursery stock prior to shipment into a quarantine area at the request of the receiving nursery.

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Citrus Nursery Stock Cleanliness Program


Participation in the Citrus Nursery Stock Cleanliness Program is mandatory for any person who produces any citrus propagative material, including seed. All citrus propagative materials must be obtained from source trees registered with this program or from the Citrus Clonal Protection Program at UC Riverside.

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California Citrus Risk Assessment Team

All structure breaches, quarantine violations, and other regulatory incidents are reviewed by the CDFA-USDA cooperative citrus risk assessment team:

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USDA Documents

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HLB Quarantine Information for Nurseries


Quarantine Maps

Federally Approved Exclusionary Facility

Voluntary HLB Sampling and Testing Protocol:

Exclusionary facilities either APHIS approved or pre-approved for ACP are eligible for this voluntary program. Participation and completion of this program would keep a nursery facility eligible to ship citrus nursery stock should the facility be included in an HLB quarantine area.

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7/10/17