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.
1 When to file Generally, to claim a refund, you must file Form 1040X within three years from the date you filed your original tax return or within two years from the date you paid the tax, whichever is later. 2  Processing time Normal processing time for amended returns is 8 to 12 weeks.