{
"code": "TaxpayerNumberIsRequired",
"target": "Unknown",
"details": [
{
"code": "TaxpayerNumberIsRequired",
"number": 1714,
"message": "TaxpayerIdNumber is required.",
"description": "TaxpayerIdNumber is required if the address provided is inside the US.",
"faultCode": "Client",
"helpLink": "http://developer.avalara.com/avatax/errors/TaxpayerNumberIsRequired",
"severity": "Error"
}
]
}
For United States addresses, a TaxpayerIdNumber must be provided.