You will want to use Tax Exempt Date Ceilings. Follow the instructions below to set this up:1. Open the client in AMS Payroll.2. Select Payer>Payer Edit>Preferences.3. Make sure that Miscellaneous Preference # 6, Tax Exempt Date Ceilings, is selected. Click OK.4. Click Input>highlight the employee>Edit>Status Information.5. You will now have date fields next to the tax types. Enter the date that this employee becomes non-exempt from the particular tax(es) and remove the checkmarks.