OPM told federal retirees who requested paper 1099-R forms that the remaining documents were being mailed this week, and should arrive within five days.

Now weeks behind schedule, some federal retirees are still waiting on key tax forms to arrive by mail. Others are struggling to contact OPM for assistance.

Before you complete and file your taxes, take a look at these 11 IRS tax forms that you must completely understand before filing your taxes as a retiree.

There’s no requirement that the form be downloadable, but the Internal Revenue Service does require 1099-INT forms to be ...

Your tax return could trigger an IRS audit if you're missing key tax forms, experts say. Here's a checklist of forms and when ...

It may not be enough of a reason on its own to make a major move, but it's certainly something to consider.