Prohibits unused shared leave from being returned until one of the following occurs: (1) The agency head receives from the affected employee a statement from the employee's doctor verifying that the illness or injury is resolved; or

(2) The employee is released to full-time employment; has not received additional medical treatment for his or her current condition or any other qualifying condition for at least six months; and the employee's doctor has declined, in writing, the employee's request for a statement indicating the employee's condition has been resolved.