The Reserve Bank's review into life insurers is ongoing, with a report due by the end of the year.
Australia's long-running inquiry into its financial industry painted a less than flattering picture of the sector.
Commissioner Kenneth Hayne said in the interim report on Friday that wrongdoing was too often driven by greed or "the pursuit of short-term profit at the expense of basic standards of honesty".
"The banks have gone to the edge of what is permitted, and too often beyond that limit, in pursuit of profit," the report said.
Since public hearings began in March, the Royal Commission unearthed a string of scandals, including wealth advisers charging dead people for services, instances of lying to regulators about misconduct, and loan officers accepting bribes.
The report slammed the banks' culture, conduct, compliance, and remuneration practices and criticised regulators for taking a timid approach.