The dead line is 1/3/2021, that means you have until 11/20/20 at 9pm eastern time to get it efiled in time. If you miss that deadline you will need to mail it in with a post mark 1/3/22 at latest. here is link for info:
https://www.irs.gov/newsroom/more-ida-relief-from-irs-sept-15-oct-15-deadlines-other-dates-extended-...
