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.
The Federal Income Tax must be paid throughout the year through either through tax withholding by an employer, or quarterly tax payments by the taxpayer. On Tax Day, you must reconcile your taxes and either pay any outstanding debt or request a refund from the IRS.