AP can perform the entire authorization function or selected portions of the process in cooperation with your host system. And, because the Visa DPS authorization system is flexible, you may customize support to meet your specific business requirements.
If desired, you can request voluntary Federal tax withholding from your monthly Social Security benefits. You may find doing this easier than paying quarterly estimated tax payments. See http://www.socialsecurity.gov/planners/taxwithold.htm.
The Social Security tax (also called OASDI) is subject to a dollar limit, which is adjusted annually for inflation. However, there is no annual dollar limit for the 1.45 percent Medicare tax. Unlike the other FICA taxes, the 0.9 percent Medicare surtax is not withheld unless wages paid to an employee exceed $200,000. Social Security wage cap. For 2013, your obligation to withhold and to pay the Social Security tax for an employee ends once you've paid that employee total wages of $113,700.