Those with knowledge of tax evasion involving any of the Board of Equalization’s (BOE) tax programs may call a toll-free number to report any violations. BOE Tax Evasion Hotline: (888) 334-3300.
The California Department of Tax and Fee Administration (CDTFA) has an investigations team whose job it is to identify tax evasion problems, identify new fraud schemes, and actively investigates and assists in the prosecution of crimes committed by individuals who are violating the laws administered by the CDTFA.
CDTFA Tax Evasion Hotline: (888) 334-3300
CDFTA Investigations Division: (916) 324-0105
The Internal Revenue Service (IRS) also takes tax fraud complaints if the individual knows of a business or individual that is not complying with tax laws on a variety of issues.
IRS Tax Fraud Hotline: (800) 829-0433
To report tax fraud to the California Franchise Tax Board (FTB), the consumer may call the California FTB at (800) 852-5711.
To report IRS-related phishing attempts and tax fraud; consumers can contact the Treasury Inspector General for Tax Administration at 1-800-366-4484 or online at www.treasury.gov/tigta/