The 2011 standard mileage rates are as follows:
- .51 cents a mile for business use
- .19 cents a mile for medial or moving expenses
- .14 cents a mile for charitable organizations
The 2011 social security wage base will remain at $106,800, unchanged from 2010. There is no limit on covered self-employment income that will be subject to Medicare tax. The self-employment tax rate remains 15.3% (combined social security tax rate of 12.4% and Medicare tax rate of 2.9%). The maximum social security tax for a self-employed individual will be $13,243.20, unchanged from 2010.