Agricultural Commissioner
Protect and perpetuate Agriculture, the #1 industry in Butte County, by ensuring a safe and healthy agriculture product. Promote and provide confidence of buyers and sellers by ensuring fairness in local, national and international trade. Protect and promote the well being of all our customers and our community through the fair, equitable application of agricultural and weights and measures standards, emphasizing education and cooperation, including the use of technology to enhance customer service.

Operator Identification Numbers and Restricted Material Permits may be obtained through our office during our regular business hours.  Once the information is processed, you may access your information online at with an assigned username and password from our office.  There you may be able to file Notice of Intents and pesticide use reports.   

Private Applicator Certificate Expiration Chart
Last Names that start with A-H Expire 12/31/2021
Last Names that start with I-Q Expire 12/31/2022
Last Names that start with R-Z Expire 12/31/2023

(In order to renew your card you must present six hours of continuing education prior to your card's expiration date or you will need to re-take the test.)

Pesticide Safety Information Series - 2018 Revision 

2021 Rice Permit Conditions

Cyhalofop - Aerial Zone Map 
Propanil Within a Half Mile to Prunes
Propanil – Aerial Application Buffer Zone  
Bispyribac-Sodium - Aerial Application Buffer Zone 
Thiobencarb Compliance Packet
Notice of Application Form
Butte County Air Quality Management District

Pesticide Applications Near Schools & Child Care Facilities

Chico & Durham location map
North County map
South County map
California Department of Pesticide Regulation

Closed Mixing System Requirements

Closed Mixing Systems Regulations 2016

Butte County Closed Mixing System Requirements Informational Page   

Recycle Butte

Pesticide Disposal Options

Right to Farm

Butte County Code - Chapter 35 - Protection of Agricultural Land

General Real Estate Ag Declaration
Art 1.5-Civil Code Buyer-Ag Declaration
Current Owner Ag Declaration
Development Ag Declaration
CA Notary Statement

2021 Apiary Registration

Online Apiary Payment Registration Option PayGOV Mobile App (Location Code 38649)

Beekeeper Registration Letter 2021
Beekeeper Best Management Practices
Apiary Brand Number - APP
Information for Beekeepers
Bill of Sale - Certification of Destruction
Bee Where - Online Beekeeper Registration

Industrial Hemp

California Industrial Hemp Program
California NEW Hemp Cultivation Requirements 01.19.2021
Butte County Industrial Hemp Ordinance


Main Office
Phone: 530.552.4100
Fax: 530.538.7594

Chico District Office
Phone: 530.552.4085
Fax: 530.879.3393

Gridley District Office
Phone: 530.552.4090
Fax: 530.846.5271

View full list of contacts.


Main Office:
316 Nelson Avenue
Oroville, CA 95965
Office Hours:
Monday to Friday

District Offices:
196 Memorial Way
Chico, CA 95926
Monday to Friday
10:00am - 12:00pm

239 Sycamore Street
Gridley, CA 95948
Monday to Friday
8:00am - 10:00am
2:00pm - 4:00pm

Excludes Holidays

View full list of locations.

Agricultural Resources
CDFA's Enforcement Branch
Cal Ag Permits - Contact our office for login information.
Napa County Ag Commissioner - Instructional videos and handouts are available through Napa County's website.
Agricultural Commissioner

316 Nelson Avenue
Oroville, CA 95965

Louie Mendoza
Agricultural Commissioner

Butte County Extension (Farm Advisor)
Visit the Farm Advisor website for information about continuing education options.