According to ChatGPT:
If you’re filing a California state tax return and neither owe taxes nor expect a refund, you should mail your return to the address designated for returns without payment:
Franchise Tax Board
PO Box 942840
Sacramento, CA [removed]
This address is specified by the California Franchise Tax Board for personal tax forms 540 and 540 2EZ submitted without payment.Â
For the most current information and additional details, please refer to the Franchise Tax Board’s official mailing addresses page.
