DON'T REMOVE OR DELETE ANY OF THE EXISTING TAXES
CLIENTS WITH OUT SERVICE CHARGE
Following steps have to be followed:
Step1) Add a new tax , Name it as GST, tax code as GST as well. add the percent
Step2) Assign them to the order types as per the clients requirement.
Clients with Service Charge:
Step1) Add service Charge Name( ServiceChg), Tax Code as ST , Add the percent