Plus Deutsch is German for German, henceforth the explaination on why the Pennsylvania Dutch are called that when they are really German and not Dutch. The Dutch from the Netherlands also got their ethnic name derived from the German term Deutsch as well believe it or not. If you're Dutch, then you are from Denmark.
1 Deadline for filing a 2015 personal, partnership, or calendar year estates/trusts tax returns or extension.  The return or extension must be postmarked or transmitted for e-filing by Monday, April 18, 2016 (April 19 for Maine and Massachusetts residents).
This yearâs IRS tax deadline is Tuesday, April 18, 2017. The normal IRS tax date of April 15 falls on a Saturday this year, so there is a weekend extension to the following Monday, April 17. However, Emancipation Day â a legal holiday in the District of Columbia â will be observed on that Monday, so the nationâs filing deadline is pushed to Tuesday, April 18, 2017 instead.