No, there will not be a separate bill from the IRS for the penalty. This amount is automatically added to the balance due from Line 38 to Line 37. No, this balance due is not still owed to the IRS. Form 2210, page 2, Line 17 is entered on Form 1040, page 2, Line 38.
2020 Form 1040 Instructions, page 61, 3rd column:
Include any estimated tax penalty from line 38 in the amount you enter on line 37. Don’t include any estimated payments for 2021 in this payment. Instead, make the estimated payment separately.
To check what was filed, download a PDF of the 2020 tax return by following these steps:
- From the left menu, select Tax Home.
- Scroll down to Your tax returns & documents and Show.
- Select 2020.
- Navigate to the option to download the PDF of your return.
- The forms are named in the top left and lower right hand corners of each page.
