Creates a manual tax mapping for a specific tax group and region combination.
You must specify the tax group ID and tax region ID. The tax group and tax region must already exist before creating the mapping. To create multiple manual tax mappings in a single request, use Bulk Create Manual Tax Mappings.
This method may require higher-level permissions than the caller has, based on their identity and roles and permissions. In these cases, you can ensure the method is called with the required level of authorization by using one of the following:
Manual tax mapping to create.
This method doesn't return any custom errors, but may return standard errors. Learn more about standard Wix errors.