BC-4.4.1
  A 
  (a) The receipt of written complaints;
  (b) The appropriate investigation of complaints;
  (c) An appropriate decision-making process in relation to the response to a customer  complaint;
  (d) Notification of the decision to the customer ;
  (e) The recording of complaints; and
  (f) How to deal with complaints when a business continuity plan (BCP) is operative.
  January 2014