The State Spotlight Series CA
California State Sales Tax Rate: 7.25%
Phone number for sales tax questions in California: 1-800-400-7115
Not yet, but it’s coming. California’s economic nexus law will be effective on April 1, 2019.
State Sales Tax Due Dates
While the monthly California state sales tax returns are due on the last day of the following month, California also lists the regular due dates for the quarterly and yearly returns.
Quarterly returns are due April 30, July 31, October 31, and January 31. The yearly reports are also due on the last day of January.