
Form 1040 Tax Year 2012 Checklist
2012 Unique Context
Form 1040 for 2012 reflects the post-fiscal-cliff tax law changes: the standard deduction increased, the personal exemption rose to $3,800, Schedule 8812 replaced the older child credit forms, the first-time homebuyer credit expired, and the Roth conversion phantom income split from 2010 was finalized. Nonresidents must use Form 1040NR.
Year-Specific Programs Applying to 2012 Form 1040
Roth conversion phantom income from 2010 conversions completes tax reporting on lines 15b and 16b. The American Opportunity Credit and Lifetime Learning Credit remain available under the 2012 income phase-outs. All temporary tax provisions extended through 2012 remain available.
10-Step Filing Checklist
Step 1: Verify Filing Requirement and Filing Status
Confirm gross income exceeds 2012 thresholds by filing status. Single filers under age 65 must file if gross income exceeds $9,750; married filing jointly (both under 65) exceeds $19,500; head of household under 65 exceeds $12,500. Married filing separately requires filing if gross income is $3,800 or more. Select only one filing status box on lines 1–5.
Step 2: Gather Required Income Documents
Collect all Form W-2s (wages, salaries, tips), Form 1099-INT (interest income), Form 1099-DIV (dividends), Form 1099-MISC (miscellaneous income), Form 1099-R (pension/IRA distributions), Form 1099-S (proceeds from real estate transactions), and Schedule K-1s from partnerships or S corporations. For Roth conversions from 2010, obtain distribution statements showing amounts reported on line 15b (IRA conversions) or line 16b (qualified plan rollovers).
Step 3: Report Total Income (Lines 7–21)
Enter wages from line 7 (W-2 box 1). Report taxable interest on line 8a, ordinary dividends on line 9a, and capital gain or loss on line 13. For social security, enter line 20b only if (a) married filing separately and lived with spouse during 2012, or (b) one-half social security plus other gross income exceeds $25,000 single/$32,000 joint. Complete line 22 (total of lines 7–21).
Step 4: Calculate Adjustments to Income (Lines 23–35)
Claim the self-employed health insurance deduction on line 29 (not Schedule SE). The deductible portion of the self-employment tax is reported on line 27. Student loan interest (maximum $2,500) on line 33. IRA deduction on line 32. Tuition and fees deduction on line 34. Domestic production activities deduction (Form 8903) on line 35. Educator expenses on line 23 (maximum $250). Sum lines 23–35 on line 36.
Step 5: Calculate Adjusted Gross Income (Line 37)
Subtract line 36 from line 22. This is your adjusted gross income (AGI) for determining all subsequent credit and deduction eligibility.
Step 6: Determine Standard or Itemized Deduction (Line 40)
Use standard deduction: Single $5,950; Married filing jointly $11,900; Head of household $8,700; Married filing separately $5,950. Standard deduction increases by: $1,450 for single age 65 or older; $1,450 for head of household age 65 or older; $1,150 for married filing jointly with one spouse age 65 or older; $2,300 for married filing jointly with both spouses age 65 or older. For married filing separately, add $1,150 if age 65 or older or blind. Additional amounts also apply if blind. If itemizing, complete Schedule A and enter the total on line 40. Cannot claim both.
Step 7: Claim Personal and Dependent Exemptions (Line 42)
Check box 6a for yourself unless someone else claims you as a dependent. Check 6b for spouse if filing jointly. List dependents on line 6c, including their social security number and relationship. Multiply total exemptions (line 6d) by $3,800. Enter on line 42.
Step 8: Report Tax and Claim All Applicable Credits (Lines 44–55)
Calculate tax on line 44. Report alternative minimum tax on line 45 (Form 6251 required). Claim foreign tax credit line 47 (Form 1116), child and dependent care credit line 48 (Form 2441), education credits line 49 (Form 8863), retirement savings credit line 50 (Form 8880), child tax credit line 51 (Schedule 8812 required for any additional child tax credit; $1,000 per qualifying child under age 17), residential energy credits line 52 (Form 5695). Do not claim the first-time homebuyer credit (expired after 2011) or the District of Columbia first-time homebuyer credit (no longer available after homes purchased in 2011).
Step 9: Report Other Taxes and Total Payments (Lines 56–72)
Report self-employment tax on line 56 (Schedule SE required if net earnings from self-employment $400 or more). Report any household employment taxes on line 59 (Schedule H required). Include federal withholding from W-2s and 1099s on line 63. Report 2012 estimated tax payments on line 63. Claim Earned Income Credit on line 64a (Publication 596 required). Claim Child Tax Credit on line 65 if using Schedule 8812. Claim excess social security withheld on line 69. The 2012 Social Security wage base is $110,100, but due to the mid-year rate change (4.2% before March 1, 2012, and 6.2% after February 29, 2012), the maximum withholding calculation varies depending on individual circumstances.
Step 10: Sign, Date, and Assemble Return
Sign and date the return; both spouses must sign if filing jointly (both signatures must be on the same page). Print or type your occupation and daytime phone number. Assemble documents in order: Form 1040 on top, then all schedules in attachment sequence number order (starting with the lowest number), then W-2s and 1099s stapled to the front of Form 1040 in the income section (staple through the first page only). Use Form 1040-V if remitting payment. See the IRS “Where to File” page for the 2012 1040 mailing address, based on your state and whether you owe tax or expect a refund.
2012 Form Changes
Line 29: The location of the self-employed health insurance deduction has been changed.
The prior year approach required reporting on Schedule SE as a business expense; the 2012 instructions move this above-the-line deduction to line 29 of Form 1040 itself, allowing the deduction whether or not itemizing is claimed.
Schedule 8812: Form redesigned and new for 2012.
The prior year Form 8812 is no longer in use. Replaces methodology for calculating additional child tax credit (Parts II–IV). Part I documents the substantial presence test for dependent children claimed with an Individual Taxpayer Identification Number (ITIN) which verifies the residency requirement for child tax credit eligibility.
Form-Specific Limitations
Nonresident aliens must file Form 1040NR, not Form 1040, unless meeting specific resident alien election requirements. Dual-status aliens cannot use the standard deduction and have restricted credit eligibility; see Publication 519. Married filing separately filers cannot claim the Earned Income Credit, the American Opportunity Credit, or the student loan interest deduction. Form 1040 cannot be used if reporting self-employment income under certain circumstances; Schedule C or Schedule F filers may require Form 1040 (not 1040A).
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This checklist is for educational purposes only and does not constitute tax or legal advice. Always review official IRS instructions and consult a qualified professional for guidance.

