COMMENT | When serious allegations against the MACC go uninvestigated, but weak, scurrilous suspicions are used to probe whistleblower MP Rafizi Ramli by the same crime buster, it raises vexing questions over the integrity and impartiality of enforcement.

The allegations against MACC and its chief commissoner Azam Baki require an immediate police investigation and a deep, unbiased look at the anti-graft agency, perhaps through a suitable royal commission or a parliamentary committee headed by an opposition MP of repute.

There is reason for appointing a permanent oversight body to investigate any complaints over MACC’s behaviour, which has been suggested by PKR deputy president Nurul Izzah, who is at odds over this with...