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.
But self-employed people must report their earnings and pay their taxes directly to IRS.Youâre self-employed if you operate a trade, business or profession, either by yourself or as a partner. You report your earnings for Social Security when you file your federal income tax return.aying Social Security and Medicare taxes Currently, you and your employer each pay a 6.2 percent Social Security tax on up to $118,500 of your earnings and a 1.45 percent Medicare tax on all earnings.