BR-2.3.9
  In accordance with Section GR-5.1, 
  (a) A person acquiring control or ceasing to have control of the licensee ;
  (b) An existing controller acquiring an additional type of control (such as ownership or significant influence) or ceasing to have a type of control of the licensee ;
  (c) An existing controller increasing the percentage of shares or voting power beyond 10%, 20% or 50% of the licensee ; and
  (d) An existing controller becoming or ceasing to be a parent undertaking of the licensee .
  January 2013