NYS Quarterly Sales Tax Due Dates:
- Friday, March 20, 2020 (for the period 12/1/19 – 2/29/20)
- Monday, June 22, 2020 (for the period 3/1/20 – 5/31/20)
- Monday, September 21, 2020 (for the period 6/1/20 – 8/31/20)
- Monday, December 21, 2020 (for the period 9/1/20 – 11/30/20)