@DanaB27 wrote:
If the basis wasn't used then you will have to correct the Form 8606 for the following year's too.
What do you mean by the basis wasn't used? I haven't fixed it in any of the subsequent years (meaning I'm still 5500 short as of the 2021 return), so does that mean I need to file a corrected form 8606 for every single year since the mistake?
