you get your 2021 Tax from 2021 Form 1040.
The amount to enter on 2022 Form 2210 Line 8 is 100% of that amount (110% if your 2021 AGI was over $150,000) .
If you satisfy the condition of Line 9 using Line 8 then for this purpose it won't matter that you sold a home in 2022.
@Kiki
