It depends on where you live, you might want to check into a city or county license, if you are going to be doing this at home. Just in case someone calls the Health Dept. On you. Be careful, they are very strict about this in some states. Good-Luck.
Pedicures and manicures can be given without license.But be carefull for choosing your products for manicures and pedicures.Use good products to ensure safety of costomers.
In the 50 states of the united states you do need a license