An administration offering ship registration—as Australia does—is referred to as a flag State. As a flag State administration, we are responsible for making sure Australian-owned and Australian-registered ships comply with international conventions in Australian waters and overseas.
You may also be interested in domestic commercial vessel inspections [1]
Links
[1] https://www.amsa.gov.au/vessels-operators/domestic-commercial-vessels/domestic-commercial-vessel-inspections
[2] https://www.amsa.gov.au/vessels-operators/flag-state-administration/how-flag-state-administration-works-australia
[3] https://www.amsa.gov.au/vessels-operators/flag-state-administration/australian-regulation-large-yachts-training-vessels-and
[4] https://www.amsa.gov.au/vessels-operators/flag-state-administration/what-regulated-australian-vessel
[5] https://www.amsa.gov.au/vessels-operators/flag-state-administration/declared-vessels-under-navigation-act-1912
[6] https://www.amsa.gov.au/vessels-operators/flag-state-administration/revoking-regulated-australian-vessel-status
[7] https://www.amsa.gov.au/vessels-operators/flag-state-administration/vessels-declared-not-be-regulated-australian-vessels
[8] https://www.amsa.gov.au/vessels-operators/flag-state-administration/safe-manning-vessels