Scientific Profiles. Jonathan Lifshitz, Ph.D. The National Neurotrauma Society is a community of scientists and health care providers who care not only for patient quality of life, but the scientific rigor supporting clinical practice and the career development of those interested in the field.
Once you meet the mandatory e-pay threshold, you are required to make all subsequent payments electronically, regardless of the amount, type, or taxable year. For example: You make your first quarter estimated tax payment of $25,000 on 4.15.13 by paper check.dvantages of electronic payment methods. Even if you are not required to make electronic payments, you can still take advantage of paying your personal income tax (estimated tax, bill, return, or extension) payments online. 1  e-file and schedule your tax payment for April 15.
Estimated tax payment due dates. If you file your income tax return on a calendar-year basis, you must make your first estimated tax payment for 2015 by April 15, 2015.You can either pay all your estimated tax with this first payment or pay it in four equal installments due on: 1  1st payment: April 15, 2015. 2  2nd payment: June 15, 2015.3  3rd payment: September 15, 2015.ou can either pay all your estimated tax with this first payment or pay it in four equal installments due on: 1  1st payment: April 15, 2015. 2  2nd payment: June 15, 2015. 3  3rd payment: September 15, 2015.