Old bills:
House & Senate

Tax Plan Calculator

By Maxim Lott

What the Trump tax plan means for YOU

Income: $
Enter your income.
Use "Adjusted Gross Income" (line 37 on form 1040.)
Note: Union dues and deductions for unreimbursed expenses by your employer no longer deductible. If you have those deductions: Run calculator twice, both with & without them as income, to see impact


Over 65?

Do you currently itemize deductions?
If you enter "I don't know" it'll figure out for you if you should be itemizing itemizing now.

If you itemize:
Site calculates state/local income and sales taxes automatically.
Roughly what do you pay in property taxes? $

Mortgage interest, charity, medical, and tuition deductions: $
Only enter things on Schedule A of your return.
Net business losses should NOT be put here; subtract them from the income field above

Children under age 17:
Other dependents:
"Other" includes 17 & 18 year-olds, dependent kids under 24 who are students, and disabled adults

About this site and FAQ | Contact Maxim Lott with feedback


Less common (most people should ignore):
I want to enter my exact state/local income & sales tax deductions: $
This will replace the calculator's estimate (methodology explained on FAQ page)

For future homebuyers, mortgage int on home value $750k-1m: $
This applies ONLY to mortgages on houses you buy in the future and only on interest on the part of your home value in the range of $750k - $1 million. Otherwise do not enter anything here

Alternative Minimum Tax (form 1040, line 45): $
AMT taxable income (form 6251, line 28): $
If left at zero, calculator will assume your AMT taxable income = AGI. You should enter this if your AMT is noticably different, but it will make a difference for very few filers.

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