InvalidFirmSubscriptions
Example
{
	"code": "InvalidFirmSubscriptions",
	"target": "Unknown",
	"details": [
		{
			"code": "InvalidFirmSubscriptions",
			"number": 2106,
			"message": "The firm does not have the required subscriptions to request a linkage.",
			"description": "The firm that requested the linkage doesn't have the required subscriptions.",
			"faultCode": "Client",
			"helpLink": "http://developer.avalara.com/avatax/errors/InvalidFirmSubscriptions",
			"severity": "Error"
		}
	]
}
Explanation

Linkages requires specific subscriptions in order to occur. If the firm involved doesn’t have the required subscriptions, this error will be returned. If you continue to have trouble, reach out to our support team.