Form 1098, Mortgage Interest Statement, is an Internal Revenue Service ... You can deduct these expenses on a federal income tax form, Schedule A, which reduces taxable income and the overall ...

You’ll need your Social Security number, wage statements and past tax return to fill out Form 1040. Form 1040, formally known as the “U.S. Individual Income Tax Return,” is the form people ...

Form 1099 reports freelance payments, income from investments ... and send documents supporting your statement. For more information, see the IRS Tax Return Reviews by Mail publication.