AccountTypeNotSupported
Example
{
	"code": "AccountTypeNotSupported",
	"target": "Unknown",
	"details": [
		{
			"code": "AccountTypeNotSupported",
			"number": 28,
			"message": "Unsupported",
			"description": "AccountType -0- is not supported for this operation.",
			"faultCode": "Client",
			"helpLink": "http://developer.avalara.com/avatax/errors/AccountTypeNotSupported",
			"severity": "Error"
		}
	]
}
Explanation

Avalara has 3 account types, and each has its own capabilites, features and available actions. In the case of this error, the account type performing the action does not have the necessary support to complete the task.