16 Dec These are Important IRS Deadlines for 2012 US Federal Tax Returns

January 22, 2013

• IRS will begin processing 2012 returns at 9am EST.

April 15, 2013

• Deadline for filing a 2012 tax return or extension.
• The return or extension must be postmarked or transmitted for e-filing by Monday, April 15, 2013.
• Note that to avoid late payment penalties and interest, any additional taxes you owe must be paid by this date even if you filed an extension.  I know it sounds weird, but those are the rules.

April 19, 2013

• Deadline for resubmitting or mailing a previously rejected e-filed federal return that was originally e-filed by the April 15 deadline if you did not file an extension.
• Deadline for resubmitting or mailing a previously rejected extension that was originally e-filed by the April 15 deadline.

October 15, 2013

• Final deadline to mail or e-file your 2012 tax return.

October 19, 2013

• Final deadline to resubmit a rejected 2012 return that was originally e-filed on or before October 15.