If you are not seeing the S100 and S101 tax templates - and you are not on update 18 of App9 or greater please log a support case to receive solution 278027 as these templates were not available until update 18 on App9s 9.
If your company already existed -- when you received update 18 you most likely need to do step below in order to see the templates in tax template. 1) company -- RMB update company -- specify LU - unselect all - -then select items under taxled and update from the STD-US template- okay.
Make sure you have non-account related logical units and account related logical units checked