It's the welfare programs that usually get split 50/50 with employer that you must pay 100% yourself. http://www.irs.gov/Businesses/Small-Businesses-&-Self-Emp

It's the welfare programs that usually get split 50/50 with employer that you must pay 100% yourself. http://www.irs.gov/Businesses/Small-Businesses-&-Self-Employed/Self-Employment-Tax-Social-Security-and-Medicare-Taxes http://www.irs.gov/Businesses/Small-Businesses-&-Self-Employ... Medicare which I don't use, because I buy insurance, and social security which I'll never be able to collect.