Filing a return online expected by 100 million taxpayers

Updated

On Jan. 15, 2010, IRS e-file officially opened for business for the tax season. The IRS expects more than 100 million individual taxpayers to file their returns online in 2010 after banner years in 2008 and 2009.

The hundreds of millions of tax returns filed over the past three years mark a dramatic increase from the 25,000 tax returns filed online in 1986, the first year the IRS accepted online tax returns (download IRS e-file history here).

More than one-third of those 100 million taxpayers will file their returns online by personal computer; the rest will use a professional tax preparer or free file at an IRS site. No matter how you choose to e-file this year, here are some tips to make it as easy as possible:

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