CannotSwitchAccountId
Example
{
	"code": "CannotSwitchAccountId",
	"target": "Unknown",
	"details": [
		{
			"code": "CannotSwitchAccountId",
			"number": 166,
			"message": "Switching accountId during company update is not allowed!",
			"description": "The accountId '-0-' in your request does not match with the one for company to be updated.",
			"faultCode": "Client",
			"helpLink": "http://developer.avalara.com/avatax/errors/CannotSwitchAccountId",
			"severity": "Error"
		}
	]
}
Explanation

The accountId data field on the company is read-only and cannot be changed.