CA Sales Tax Prepayment due June 24th

The second prepayment is due on or before JUNE 24th.

This prepayment is for the period of May 1 through June 15 and must be an amount: 1. equal to 135% of the tax liability for May, or 2. equal to 90% of the tax liability for May plus 90% of the tax liability for the first 15 days of June, or 3. not less than one‑half (1/2) of the measure of tax liability reported for the corresponding quarterly period of the preceding year multiplied by the tax rate in effect when prepayment is made, provided you or your predecessor were in business during all of the quarter.

 

http://www.boe.ca.gov/sutax/fill_dates.htm