« All Events This event has passed. Sales Tax Return – Qtr III, 2017 2017-11-30 « Sales Tax Return – Qtr II, 2017 Sales Tax Return – Qtr IV, 2017 » Last day to prepare & File Sales Tax Return for Quarter III, 2017 in CA Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Date: 2017-11-30 Event Category: Sales Tax