In GvHD, the donated bone marrow or peripheral blood stem cells view the recipientâs body as foreign, and the donated cells/bone marrow attack the body. There are two forms of GvHD: 1  Acute graft versus host disease (aGvHD).
Self-employment tax is a tax consisting of Social Security and Medicare taxes primarily for individuals who work for themselves. It is similar to the Social Security and Medicare taxes withheld from the pay of most wage earners. You figure self-employment tax (SE tax) yourself using Schedule SE (Form 1040). Social Security and Medicare taxes of most wage earners are figured by their employers.
If you are self-employed you need to make these tax payments yourself since you donât have an employer to send it in for you. For 2014, employees pay 7.65 percent of their income in Social Security and Medicare taxes with their employers making an additional payment of 7.65 percent.The Social Security portion of the tax is paid on the first $117,000 of employment income in 2014.Unfortunately, when you are self-employed you pay both portions of these taxes -- for a total of 15.3 percent. However, you get to claim a deduction for a portion of this when you file your tax return.You calculate these employment taxes on a Schedule SE attachment to your personal tax return.nfortunately, when you are self-employed you pay both portions of these taxes -- for a total of 15.3 percent. However, you get to claim a deduction for a portion of this when you file your tax return.