Make adjustments to existing committed documents
Voids or deletes an existing transaction record from the AvaTax system
Changes the state of document to committed
Calculate taxes on a document such as a sales order, sales invoice, purchase order, purchase invoice, or credit memo
Get Tax History
Retrieve details for previously saved documents
Change the state to Posted for the documents saved to the AvaTax database via SalesInvoice, ReturnInvoice or PurchaseInvoice methods
Normalize a single US or Canadian address, providing a non-ambiguous address match.