The 1040ez 2010 form is used to file your income tax return but only applies to the 2009 tax year. Since the 1040 series are some of the most often used tax forms, they are annually revised by the IRS. However, this does not apply to the other less frequently used forms as they are only revised as needed. The 1040ez 2010 form is annually revised and you will see the year or revision date on the upper right hand corner. All forms issued by the IRS are in PDF form and can be downloaded from their web site or other web sites authorized by the IRS. If you are looking for a 1040ez 2010 form but cannot find it, it is best to contact the IRS and request for it. Furthermore, if you have difficulty how to fill up your individual income tax form, you can find a step-by-step guide from various web sites on the internet, including how to calculate your earned income credit.