If you filed tax returns - you may get copies of your federal tax return information--tax return transcripts and tax account transcripts--by phone or by mail.
Request transcripts by calling 1-800-829-1040, or order by mail using IRS Form 4506T (Request for Transcript of Tax Return). There is no charge for transcripts.
A tax account transcript shows any later adjustments either you or the IRS made after the tax return was filed. This transcript shows basic data, including marital status, type of return filed, adjusted gross income and taxable income.
To get an account transcript - mark check boxes 6 "b" and "c".
Your tax liability would listed on your account and a tax account transcript should reflect your liability. You may also mark the box 7 to get Verification of Nonfiling.