The tax exception category code. If this field is used, sales tax will also apply to a service/fee, and not just the item price. This is to be used only by sellers who have opted into sales tax being calculated by a sales tax calculation vendor. If you are interested in becoming a tax calculation vendor partner with eBay, contact email@example.com
. One supported value for this field is
. If this field is used, the applyTax
field must also be used and set to
This field will be returned if set for the offer.