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.
And once your MAGI hits $131,000, you can no longer contribute to a Roth IRA. For married couples filing jointly, the reduction in contributions starts at the $183,000 threshold, and contributions are prohibited beyond incomes of $193,000. Roth IRA is one of the best investment vehicles to save for retirement. The biggest reason: You enjoy tax-free growth on all the money you put in -- that is, of course, if you follow the Roth IRA rules set forth by the IRS. Below are the most pertinent rules for 2015.