Gathering all your tax documents is the first step required to prepare your tax returns for 2007.  This will include your W2s, any interest statements, stock trades, IRA contributions, and so forth. What documents you will need depends on your particular situation. Did you buy or sell a truck or trailer last year? If so, get out your lease or purchase agreement. Did you buy or sell a house? Get out your escrow statement or closing papers. Here is what you need:
Income documents
* W-2s, 1099s
* Proof of jury duty pay
* Proof of alimony you received
* Social Security statement (1099-SSA)
* Dividend and interest statements (1099-DIV and 1099-INT)
* Retirement distributions (1099-R)
* Brokerage statements (1099-B), along with statements showing when you bought and sold your investments
* K-1 statements reporting profits from partnerships, trusts, and small businesses,
* Record of income and expenses for your rental property
* Record of income and expenses for your self-employment
Other tax documents
* Summary of moving expenses,
* Summary of educational expenses (college tuition),
* Summary of your child care, day care, or adult day care expenses,
* IRA contributions (traditional, SEP, or rollovers)
* Student loan interest paid (1098-E)
Tax deduction documents
* Health care expenses (doctors, dentists, health insurance, eyecare, medicine)
* Real estate taxes
* Motor vehicle registration
* Mortgage interest paid (1098)
* Gifts to charity
* Last year’s tax preparation fees
* Job-related expenses (union dues, job education, uniforms)
* Loss of property due to casualty or theft , Gambling losses