The Service Type (
serv) cannot be used to determine an Interstate or Intrastate Transaction Type (
tran) using the Interstate/Intrastate Determination functionality.
The Interstate/Intrastate Determination functionality can be used to determine the proper Interstate or Intrastate Transaction Type (
tran) based on the provided the Service Type (
serv) and jurisdictions, but only specific Service Types can be used. Ensure that the Service Type (
serv) provided supports Interstate/Intrastate Determination.
For more information, see Interstate/Intrastate Determination.
If you are not intending to use Interstate/Intrastate Determination, verify that a valid Transaction Type (
tran) and Service Type (
serv) are added and populated on the Line Item (
itms). Use the
/api/v2/afc/tspairs endpoint to get a list of valid Transaction/Service pairs.