Questions tagged [alternative-minimum-tax]

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2answers
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Does AMT affect cost basis of future capital gains?

Suppose I exercise 10k stock options for $1/share, and fair-market value is $2/share. Normally, taxes are deferred until when I sell them. And when I sell, the basis for capital gains is $1/share. ...
4
votes
0answers
313 views

How does one calculate their AMT MAGI to determine their passive activity loss limitation?

The instructions for line 19 (passive activities) of Form 6251 (Alternative Minimum Tax) mention that you may need to do an AMT version of Form 8582 (Passive Activity Loss Limitations): Refigure ...
2
votes
1answer
964 views

What is the total underpayment penalty for not paying AMT immediately?

I exercised options (ISOs) in a startup so I'll have to pay the alternative minimum tax (AMT). The amount is greater than $1000. (EDIT: the AMT will certainly be larger than my regular income) What ...