I found my answer. The 28% is a maximum tax rate. If you are in a tax bracket that is lower than the 28% then you are taxed at your ordinary income bracket. You...
I have noticed the same errors. I missed the schedule AI line 7 error that did not add line 12b to the standard deduction, but reported the form 2210, part III ...
I found the same error, page 2, part III, line 10, column (a). In my case it is adding line 27 column (a), and column (b) together and auto filling form 2210 , ...
