Issued after insurer feedback, the guidance requires appointed actuaries to report to boards and insurers to run validation throughout the first year of adoption.
Draft amendments would allow qualifying institutional investors to increase their shareholding in the same bank without seeking repeated regulatory approvals.
Measures targeting insurance fraud, corporate governance, and AI adoption form part of the regulator's broader financial-sector reform programme for H2.
The regulator said it had imposed conditions on the licence renewals of two broker companies in early June after identifying weaknesses in their controls.
The insurer's proposed undertakings include annual product benchmarking, pricing safeguards and protections for smash repair providers in Western Australia.
The preferred bidder is expected to sign a stock purchase agreement in the third quarter, with the acquisition targeted for completion before year-end.