Communications License
Welcome to the AvaTax for Communications License FAQ. Find answers to the questions other people are asking. Type something into the search bar if you can't find what you're looking for.
- Do I need to input the county for EZTaxZip functions?
- Do the field lengths include the null terminator for C strings?
- How do I apply a UPR ?
- How do I apply taxes to other countries using the NPANXX functions?
- How do I call AvaTax for Communications to compute taxes for a quote, but not log the taxes to the file?
- How do I get a PCode for a country or state?
- How do I map my items to the service and billing codes (T/S pairs)?
- How do I process transactions from a previous date?
- How do I tell what version of License I am running?
- How do I view or update the License configuration?
- I'm running an application that uses EZTax2.dll. What does the "Unable to locate DLL" error mean?
- In what order are overrides and exemptions handled?
- I have more than one tax log for the month. How do I produce one compliance report?
- My EZTaxInitEx function call failed. What do I do?
- My manual tax calculations for a charge do not match the calculations from AvaTax for Communications. Why?
- My UPR has expired. Can you send me the one for this month?
- What happens if I passed in an invalid NPANXX?
- What is the UPR file?
- When do I need to recompile my application that calls the API functions?
- When I make adjustments, AvaTax for Communications License returns a positive tax. Is that right?
- Where do I find the filelocs.txt file?
- Why did I receive two UPR files?
- Why do I get the error "Open of the filelocs.txt configuration failed!"?