The Streptococcus bovis/Streptococcus equinus complex includes four major species that all belong to group D streptococci (GDS); this taxonomy was established in 2003 and is summarized in the Table (table 1) [1].
For 2014, the self-employment tax rate is 15.3 percent. The rate is divided into two parts: 12.4 percent for social security and 2.9 percent for Medicare. But as a self-employed individual, you are considered both the employer and the employee, which makes the entire self-employment tax burden yours.
Self-Employment Tax Deduction. The self-employment tax refers to the employer portion of Medicare and Social Security taxes that self-employed people must pay. Everyone who works must pay these taxes, which for 2016 and 2017 are 7.65% for employees and 15.30% for the self-employed. Hereâs how the rates break down: