An ulcer of the jejunum occurring after gastroenterostomy. The American HeritageÂ® Stedman's Medical Dictionary Copyright Â© 2002, 2001, 1995 by Houghton Mifflin Company.
These are the quarterly estimated tax payment due dates for calendar year 2015: April 15, 2015: Not only is this the income tax due date, itâs the due date for your first quarterly estimated tax payment.
When are Quarterly Estimated Taxes Due? Estimated taxes are due quarterly on specific dates during the year. The IRS mandates that the normal due dates for estimated taxes are April 15 for the first quarter of a year, June 15 for the second quarter, Sept. 15 for the third quarter and Jan.15 of the following year for the fourth quarter.