Like almost every president who preceded him, Lincoln's actions at the time were somewhat controversial. Some of his most controversial decisions might actually be considered now to be abuses of the Presidential power.
When you find that you need to amend a tax return, you need to make sure the statute of limitations on filing one hasn't run out. The statute of limitations, or time allowed for the action, on getting a refund from an amended tax return is three years.
You must file a federal income tax return for any tax year in which your gross income is equal to or greater than the personal exemption amount and standard deduction combined (per the Form 1040 Instructions for the corresponding tax year). Generally, you need to file returns going back six years. Copy: You can request a copy of your tax return, but in most cases you must pay a fee to do so (currently $50). 2  Use Form 4506, Request for Copy of Tax Return (PDF), to request a copy of your tax return. 3  Copies of Forms 1040, 1040A, and 1040EZ are generally available for 7 years from the date you filed the return.