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Why are transactions taxing in Streamlined Sales Tax (SST) states and not in other states?

Overview

You want to know why transactions are taxing in Streamlined Sales Tax (SST) states and not in other states.

Environment

AvaTax AvaTax

Resolution

SST transactions require an item code and item description at the transactional detail level. Transactions without these will default to tax.

See SST transaction requirements.