California FTB Tax Practitioner Hotline fax number

Where tax practitioners fax the Franchise Tax Board's Tax Practitioner Hotline.

Verified October 22, 2026Checked against FTB 1240, California Franchise Tax Board Information Directory (Revised 03/2025).

California FTB Tax Practitioner Hotline fax number: which number to use
Who uses it	Office	Fax
Tax professionals	FTB Tax Practitioner Hotline	916-845-9300

Last verified October 22, 2026

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