SGX-ST may conduct an investigation if:
(a) the investigation involves a possible breach of the Securities and Futures Act, any other relevant applicable laws and regulatory requirements relating to the regulation of organised markets and licensed entities, or the Rules;
(b) SGX-ST receives a written complaint involving any Registered Person and/or its Director, Officer, employee or agent;
(c) there is a dispute between Trading Members on a trading matter;
(d) in SGX-ST's opinion, the circumstances warrant; or
(e) the Authority directs.