Next year you will enter each estimated payment separately. So keep track of the date and amount you paid each one. You will get a 1040ES payment slip to mail in each quarter with your check OR you can make payments directly on the IRS website.
To pay the IRS electronically See <a rel="nofollow" target="_blank" href="
http://www.irs.gov/uac/Electronic-Payment-Options-Home-Page">http://www.irs.gov/uac/Electronic-Payme...And don't forget about your state estimated payments.
