INFO 15
Cancellation of shares
This is Information Sheet 15 (INFO 15). All companies must notify ASIC if they cancel shares by completing a Change to company details (Form 484 - online).
Issuing regulator
ASIC →Topics
Source: https://www.asic.gov.au/for-business/running-a-company/shares/cancellation-of-shares/. Rules Mate indexes + summarises; always verify against the regulator's live publication.