Simply re-importing the Rate & Boundary Database will refresh your current tax schedules along with their tax details. Under normal circumstances, this re-import is all that is required.
The following information is provided to facilitate starting over from scratch. This is not recommended under normal circumstances.
CAUTION: When this method is used, you will return to the point you were at before you originally imported the Rate & Boundary Database and before you created any manual tax details and tax schedules. Typically simply re-importing is the best and safest approach. This method normally should only be used in the case of a new install of Microsoft Dynamics GP and DynamicZip.