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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).
For fiscal year 2024-2025, commercial cannabis tax payments are due on the following dates:
Commercial Cannabis Cultivation Taxes (Except Outdoor):
| Installment | Quarter | Due Date |
|---|---|---|
| 1st Installment | July 1 - September 30 | October 31 |
| 2nd Installment | October 1 - December 30 | January 31 |
| 3rd Installment | January 1 - March 31 | April 30 |
| 4th Installment | April 1 - June 30 | July 31 |
Outdoor Cannabis Cultivation Taxes:
| Installment | Due Date |
|---|---|
| 1st Installment | January 31 |
| 2nd Installment | April 30 |
Commercial Cannabis Supply Chain Operations Taxes:
| Installment | Quarter | Due Date |
|---|---|---|
| 1st Installment | July 1 - September 30 | October 31 |
| 2nd Installment | October 1 - December 30 | January 31 |
| 3rd Installment | January 1 - March 31 | April 30 |
| 4th Installment | April 1 - June 30 | July 31 |