(1) A telecommunications carrier which initiates a carrier change without authorization from the customer in accordance with these rules shall issue to the customer full credit or refund the entire amount of such customer's telephone charges attributable to telephone service from the telecommunications carrier for up to six continuous months of unauthorized service and any charges from another telecommunications carrier to re-establish service or to change the customer's pre-subscribed carrier.  The appropriate credit or refund must be issued within a period not to exceed 60 days from the date of the initial complaint from the customer, commission, or staff.