@kentarourata wrote:
And now it's end of September 2021. Is this still the case?
A 2019 federal amended tax return, Form 1040X, cannot be e-filed using the 2019 personal editions of TurboTax. E-filing of the 2019 amended return using the personal editions of TurboTax closed after October 2020.
A 2020 federal amended tax return can be e-filed using the 2020 personal editions of TurboTax at any time on or before the end of October 2021.
