State taxes vary from state to state. Some state taxes are paid entirely by the employee, some are paid by both employers and employees, and some are paid entirely by the employer. In most cases, an employee's work location determines which taxes apply to them.
Most, but not all, states in the US have their own rules for personal state income taxes (SIT). SIT is withheld from employee's paychecks and deposited according to the c... Learn more
Some states also have a mandatory State Disability Insurance (SDI) tax. Employees and employers pay the tax, but employers may choose to cover the employees' contribution amount... Learn more
All states have a State Unemployment Insurance (SUI) tax. Unemployment tax rates vary from state to state. In order to be taxed at the correct rate and in the correct sta... Learn more
A company's State Unemployment Insurance (SUI) and Worker's Compensation tax rates are determined in part by their experience rating (also called an experience factor), whic... Learn more