1040-ES - 2013 Estimated Federal Tax Payment forms with varying due dates.
Four copies of the 1040-ES - 2013 Estimated Federal Tax Payment form, each with different payment due dates (4-15-13, 6-17-13, 9-16-13, 1-15-14), showing fields for name, address, social security number, and check amount, payable to U.S. Treasury.