Schedule 2

Additional Taxes

Every line is explained below in plain English — click any line to see what it means, who needs to fill it in, and what people commonly overlook.

Tax

1 Alternative Minimum Tax The alternative minimum tax (AMT) calculated on Form 6251.
2 Excess Advance Premium Tax Credit Repayment The amount of advance premium tax credit you must repay because your actual income for the year was higher than the estimate you used when enrolling in a...
3 Part I Total Tax The sum of lines 1 and 2 -- your alternative minimum tax plus any excess advance premium tax credit repayment.

Other Taxes

6 Self-Employment Tax Your total self-employment tax from Schedule SE.
7 Unreported Social Security and Medicare Tax The Social Security and Medicare tax you owe on tip income that you received but did not report to your employer.
8 Additional Tax on IRAs and Retirement Plans Additional taxes on early distributions, excess contributions, or missed required minimum distributions from IRAs, 401(k)s, 403(b)s, and other tax-favored...
9 Household Employment Taxes Social Security, Medicare, and federal unemployment (FUTA) taxes you owe as a household employer, calculated on Schedule H. If you paid a household...
10 Repayment of First-Time Homebuyer Credit Your annual repayment installment for the first-time homebuyer credit claimed in 2008.
11 Net Investment Income Tax A 3.8% surtax on the lesser of your net investment income or the amount by which your modified adjusted gross income (MAGI) exceeds the threshold for your...
12 Uncaptured Section 1250 Gain Tax A 25% tax rate applied to the portion of your gain on the sale of depreciable real property that is attributable to depreciation you previously claimed.
13 Interest on Tax Due from Forms 8621 Interest charged on deferred tax from passive foreign investment company (PFIC) holdings, calculated on Form 8621.
15 Additional Tax on HSA Distributions A 20% penalty tax on distributions from a Health Savings Account (HSA) that were not used for qualified medical expenses.
17 Additional Medicare Tax An additional 0.9% Medicare tax on earned income above $200,000 for single filers or $250,000 for married filing jointly.
18 Other Taxes Subtotal The sum of lines 6 through 17 -- all the other taxes in Part II of Schedule 2.
21 Total Additional Taxes The final total from Schedule 2 Part II: line 18 (other taxes subtotal) plus line 19 (Section 965 net tax liability installment, if applicable).