No, I have not filed 2020 return. I've been working on the return for 2020 and realize that I didn't do it correctly in previous years (2018 and 2019). For 2020...
Sorry, I didn't realize that my original question was truncated. So, here it was:I had non-deductible IRA contributions (from forms 8606) in 2017, 2018 & 2019. ...
Since I didn't report any of the amount from the previous year's 8606 to the following year return, I want to know how to correct the mistake now. Do I need to ...