Your payroll tax liabilities will include the following:

  1. Social Security and Medicare taxes that were to be withheld plus your company's matching of those taxes.

  2. State and federal unemployment taxes. Your state can tell you the rate for your company and the wages to which the rate applies. For example, it might be 5% on the first $9,000 of annual wages and salaries. The federal rate (after credit) is 0.6% on the first $7,000 of annual wages and salaries.

  3. Check with your city, county, and state for any other payroll taxes.

In addition to the payroll taxes, you may have payroll related liabilities for worker compensation insurance, health insurance, 401-k contributions, pensions, vacations, and so on. Your liabilities will also include other payroll withholdings taxes that were to be remitted for the employee, but have not yet been remitted.