The Transaction Type field (
tran), the Service Type field (
serv), or both are missing in LineItem (
/api/v2/afc/tspairs endpoint to get a list of valid Transaction/Service pairs.
If you are using the Interstate/Intrastate Determination functionality, ensure that supported a Transaction Type (
tran) or Service Type (
serv) is used and that the Transaction Type (
tran) and Service Type (
serv) are not both set to “-1”.
For more information, see Interstate/Intrastate Determination.