Integrator playbook says to use wsdl here: https://partnerdev.hostedtax.thomsonreuters.com/avs/sav.wsdl
Endpoint in wsdl results in a 404 not found error.
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Can the API be used to derive the tax rate (for a customer/location) instead calculating the tax amount?
Security Header update
Trying to call the Taxcalculation API from Tibco Getting Authentication Error.
Is there any api to submit form 990 data to IRS ?
What is the correct xml to reverse a transaction?