California FTB protest fax number
Where to fax the Franchise Tax Board's Protest Section about a protest of a proposed assessment.
Verified October 22, 2026Checked against FTB 1240, California Franchise Tax Board Information Directory (Revised 03/2025).
| Who uses it | Office | Fax |
|---|---|---|
| Protests sent to the FTB Protest Section | FTB Protest Section | 916-364-2754 |
Before you fax
- The mailing address is Protest Control Desk MS F380, Franchise Tax Board, PO Box 1286, Rancho Cordova CA 95741-1286.