{
"code": "FilingCalendarCannotBeDeleted",
"target": "Unknown",
"details": [
{
"code": "FilingCalendarCannotBeDeleted",
"number": 900,
"message": "Unable to delete this filing calendar",
"description": "There is a current approved worksheet for this filing calendar. Filing calendars cannot be deleted with an approved worksheet associated with it.",
"faultCode": "Client",
"helpLink": "http://developer.avalara.com/avatax/errors/FilingCalendarCannotBeDeleted",
"severity": "Error"
}
]
}
Filing calendars cannot be deleted after they have been used to approve a tax return for filing. Once a filing calendar has been used, it must be retained for audit purposes.
To stop filing on a filing calendar, please use the expire API.