IRS Form 1040A is the shorter version of IRS Form 1040, the United States Individual Income Tax Return. It is commonly known as "the short form." Use of the IRS Form 1040A is limited to taxpayers with income below $100,000.00 whom only take the standard deduction as opposed to itemizing deductions. According to the IRS, you should use 1040A if:

• Your income is only from wages, salaries, tips, taxable scholarships and fellowships, interest, ordinary dividends, capital gain distributions, pensions, annuities, IRAs, unemployment compensation, and taxable social security or railroad retirement benefits and Alaska Permanent Fund dividends,
• Your only adjustments to income are the IRA deduction, the student loan interest deduction, educator expenses and the tuition and fees deduction.

You can download IRS Form 1040A for the year 2006 here.