• Sonoma County Cannabis Program

Cannabis Business Taxes

The Sonoma County Cannabis Business Tax Measure A passed on March 7, 2017. Businesses engaged in the commercial cannabis industry within the unincorporated areas of Sonoma County are required to pay taxes (these were effective July 1, 2017). Commercial cannabis taxes are calculated and paid each year based on the following:

Commercial Cannabis Taxes (Except Outdoor):

InstallmentQuarter Due Date
1st Installment July 1 - September 30October 31
2nd InstallmentOctober 1 - December 30 January 31
3rd InstallmentJanuary 1 - March 31 April 30
4th InstallmentApril 1 - June 30 July 31


Outdoor Cannabis Taxes:

Installment QuarterDue Date
1st InstallmentJuly 1 - September 30 January 31
2nd InstallmentOctober 1 - December 31 April 30

See All Tax Rates

Cannabis Business Tax Phone: (707) 565-7420

Email: CannabisTax@sonoma-county.org

Fire Losses

If you experienced any crop damage or loss due to fire, you will need to have a canopy verification conducted immediately. Please contact the Department of Agriculture/Weights and Measures to set up an appointment. Department of Agriculture Contact Information

Tax Rates

  • Cultivation

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  • Dispensaries

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  • Distribution

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  • Manufacturing

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  • Nurseries

    Cannabis Nursery Interior
  • Testing Labs

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