If you work for the post office, you're a civil servant. The Civil Rights movement focused on the notion that all American citizens were entitled to the same basic civil liberties.
There is also time limit to consider for sending the amended returns, and it is generally three years from the time you filed the returns or two years after the tax payment (whichever is later). If you plan to amend more than one tax return, you have to file separate 1040X for every one you want to change.
There is a statute of limitations on refunds being claimed on amended returns. In general, if a refund is. expected on an amended return, taxpayers must file the return within three years of the due date of the. original return, or within two years after the date they paid the tax, whichever is later. Returns filed before. the due date (without regard to extensions) are considered filed on the due date.