Many find the easiest way to figure the entries for Form. X is to first make the changes in the margin of the return they are amending.However, file an amended return if there's a change in your filing status, income, deductions, credits, or tax liability. Attach a copy of your original and amended federal return. 2. Please complete your federal return before starting your Georgia return. Your federal return contains information necessary for completing your Georgia return. When an IRS letter or notice arrives in the mail, here's what taxpayers should do: Read the letter carefully. References to lines in this section are to lines on your income tax return and to Schedules 1 through 3 (Form 1040) for the year of the return being amended. Fill in both empty spaces in the box that says "20_ _". The year you choose must be more recent than the year of the tax return information we used.