Ability to overwrite order sales tax in NetSuite with BigCommerce tax amounts
A new tab, in the Order Flow > Advanced Setting > Tax has been added which contains new fields.
These fields enable you to specify your preference for mapping tax totals between NetSuite and BigCommerce. The primary field, How would you like to bring sales tax into NetSuite, consist of the following option:
Overwrite taxes with BigCommerce tax amounts
NetSuite calculates taxes using its own tax engine
Add total tax against a single line item on the order
To know more in detail about these setting and the feature, see Handling order taxes in NetSuite.