law: 23. Certificate on termination of service.-
  Every junior commissioned officer, warrant officer, or enrolled person who is dismissed, removed, discharged, retired or released from the service shall be furnished by his commanding officer with a certificate, in the language which is the mother tongue of such person and also in the English language setting forth-
  (a) the authority terminating his service;
  (b) the cause for such termination ; and
  (c) the full period of his service in the regular Army.